# Ingo Payments Developer Hub > Ingo Payments Developer Hub — APIs, SDKs, and integration guides. ## Docs - [Account Assignment Failed](https://developers.ingopayments.com/banking-webhooks/account-assignment/account-assignment-failed.md): Fired when bank account assignment fails. Same single/bulk disambiguation as account.assignment.success. - [Account Assignment Success](https://developers.ingopayments.com/banking-webhooks/account-assignment/account-assignment-success.md): Fired when bank account assignment succeeds. The payload shape depends on whether this was a single-record or bulk assignment. Branch on the presence of process_id: single-record payloads include entity_id, entity_type, and an account block; bulk payloads include process_id, event_type=account.assig… - [Account Created](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-created.md): Fired when a new entity account is created. - [Account Issue Created](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-issue-created.md): Fired when a VBAN or RBA is successfully issued to an entity. Use event_description to determine whether the issued account is a Virtual Bank Account or Routable Bank Account. - [Account Issue Failed](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-issue-failed.md): Fired when VBAN or RBA issuance fails. - [Account Link Created](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-link-created.md): Fired when an external bank account or card is linked to an entity. - [Account Link Deleted](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-link-deleted.md): Fired when a linked external account or card is removed. - [Account Saved](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-saved.md): Fired when an entity account record is updated. - [Business Created](https://developers.ingopayments.com/banking-webhooks/business-events/business-created.md): Fired when a new business profile is created. - [Business KYB Failed](https://developers.ingopayments.com/banking-webhooks/business-events/business-kyb-failed.md): Fired when a business fails KYB. Carries provider-supplied reasons. - [Business KYB Success](https://developers.ingopayments.com/banking-webhooks/business-events/business-kyb-success.md): Fired when a business passes KYB verification. - [Card Auth Cleared](https://developers.ingopayments.com/banking-webhooks/card-authorization/card-auth-cleared.md): In Development — Card Issuance is not yet generally available. Fired when a previously created authorization clears (settles). - [Card Auth Created](https://developers.ingopayments.com/banking-webhooks/card-authorization/card-auth-created.md): In Development — Card Issuance is not yet generally available. Fired when a card authorization is created (transaction approved, funds held). - [Card Auth Refund](https://developers.ingopayments.com/banking-webhooks/card-authorization/card-auth-refund.md): In Development — Card Issuance is not yet generally available. Fired when a refund (merchant credit) is posted against a card. - [Card Auth Reversed](https://developers.ingopayments.com/banking-webhooks/card-authorization/card-auth-reversed.md): In Development — Card Issuance is not yet generally available. Fired when a previously created authorization is reversed (e.g. merchant cancelled before clearing). - [Card Auth Updated](https://developers.ingopayments.com/banking-webhooks/card-authorization/card-auth-updated.md): In Development — Card Issuance is not yet generally available. Fired when an existing authorization amount is updated. Includes both the new amount and the previous old_amount. - [Card Issue Created](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-issue-created.md): In Development — Card Issuance is not yet generally available. Fired when a card is successfully issued to an entity. The card block is present. - [Card Issue Failed](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-issue-failed.md): In Development — Card Issuance is not yet generally available. Fired when card issuance fails. The card block is NOT present on this event. Note: the status field carries 'completed' — this reflects the event-delivery status, not the card outcome. - [Card Status Active](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-active.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the active state. - [Card Status Frozen](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-frozen.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the frozen state. - [Card Status In Review](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-in-review.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the inreview state. - [Card Status Inactive](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-inactive.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the inactive state. - [Card Status Pending](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-pending.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the pending state. - [Card Status Reissue](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-reissue.md): In Development — Card Issuance is not yet generally available. Fired when a card reissue request is processed. Inside the card block, card.status will be the literal string 'reissue'. - [Card Status Terminated](https://developers.ingopayments.com/banking-webhooks/card-lifecycle/card-status-terminated.md): In Development — Card Issuance is not yet generally available. Fired when a card transitions to the terminated state. - [Account Overdraft Created](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-overdraft-created.md): Fired when a transaction causes an overdraft on the entity's VBAN, covered by the program reserve. The reference block carries overdraft_id and amount_intent. - [Account Transfer Blocked](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-blocked.md): Fired when a transfer is blocked for compliance, risk, or policy reasons. Slim payload. - [Account Transfer Completed](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-completed.md): Fired when a transfer settles successfully. - [Account Transfer Created](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-created.md): Fired when a new transfer is initiated. - [Account Transfer Exception](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-exception.md): Fired when an entity transaction ledgering operation fails (e.g. an inbound credit cannot be matched to a VBAN). The transaction is posted to the program balance. The reference block carries bank-file context. - [Account Transfer Failed](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-failed.md): Fired when a transfer cannot be processed. - [Account Transfer Returned](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-returned.md): Fired when a transfer is returned by the receiving institution. Includes both the original transfer_id and the return entry's adjustment_id. - [Account Transfer Reversed](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-reversed.md): Fired when a previously completed transfer is reversed. Slim payload — omits account_id, account_type, currency, amount, and memo. - [User Created](https://developers.ingopayments.com/banking-webhooks/user-events/user-created.md): Fired when a new individual user profile is created. - [User KYC Failed](https://developers.ingopayments.com/banking-webhooks/user-events/user-kyc-failed.md): Fired when a user fails KYC. The data.reasons and data.reasons_code arrays carry provider-supplied failure information. - [User KYC Success](https://developers.ingopayments.com/banking-webhooks/user-events/user-kyc-success.md): Fired when a user passes KYC verification. - [Wallet Created](https://developers.ingopayments.com/banking-webhooks/wallet-events/wallet-created.md): Fired when a new ledger wallet is created. Currently emitted for users only. - [Wallet Top-Up Failed](https://developers.ingopayments.com/banking-webhooks/wallet-events/wallet-top-up-failed.md): Fired when a wallet top-up fails. transaction_id, currency, and amount may be empty if the failure occurred before those values were resolved. - [Wallet Top-Up Success](https://developers.ingopayments.com/banking-webhooks/wallet-events/wallet-top-up-success.md): Fired when funds are successfully added to a wallet. - [Issue Routable Bank Account](https://developers.ingopayments.com/docs/banking/accounts/issue-rba.md): Issue a routable bank account with a real account and routing number to a user or business. - [Link External Bank Account](https://developers.ingopayments.com/docs/banking/accounts/link-bank-account.md): Link an external bank account via Plaid or direct entry for top-ups and payouts. - [Block Business](https://developers.ingopayments.com/docs/banking/businesses/block.md): Block a business. Blocked businesses cannot transact until unblocked. - [Get Business](https://developers.ingopayments.com/docs/banking/businesses/get.md): Retrieve a business record by identifier. - [Get Business Contact](https://developers.ingopayments.com/docs/banking/businesses/get-contact.md): Retrieve a single business contact (customer or vendor) by identifier. - [List Businesses](https://developers.ingopayments.com/docs/banking/businesses/list.md): List all businesses under the program with optional free-text search and pagination. - [List Business Contacts](https://developers.ingopayments.com/docs/banking/businesses/list-contacts.md): List contacts (customers or vendors) for a business. - [Unblock Business](https://developers.ingopayments.com/docs/banking/businesses/unblock.md): Unblock a previously blocked business. - [Update Business](https://developers.ingopayments.com/docs/banking/businesses/update.md): Update a business record. All fields are optional; omit to leave unchanged. - [Update Business Representative](https://developers.ingopayments.com/docs/banking/businesses/update-rep.md): Update the business representative contact and identity fields. - [Activate Business Card](https://developers.ingopayments.com/docs/banking/cards/business-activate.md): Activate a business card that was issued in an unactivated state. - [Get Business Card Balance](https://developers.ingopayments.com/docs/banking/cards/business-balance.md): Return the available balance on a business card. - [Freeze Business Card](https://developers.ingopayments.com/docs/banking/cards/business-freeze.md): Freeze (suspend) a business card. - [Get Business Card](https://developers.ingopayments.com/docs/banking/cards/business-get.md): Retrieve a single business card by identifier. - [Issue Business Card](https://developers.ingopayments.com/docs/banking/cards/business-issue.md): Issue a physical or virtual routable card tied to a business cardholder. - [List Business Cards](https://developers.ingopayments.com/docs/banking/cards/business-list.md): List routable cards issued for a business. - [Reissue Business Card](https://developers.ingopayments.com/docs/banking/cards/business-reissue.md): Reissue a business card, either reusing the existing PAN or assigning a new one and optionally terminating the old card. - [Unfreeze Business Card](https://developers.ingopayments.com/docs/banking/cards/business-unfreeze.md): Unfreeze (resume) a business card. - [Activate User Card](https://developers.ingopayments.com/docs/banking/cards/user-activate.md): Activate a user card that was issued in an unactivated state. - [Get User Card Balance](https://developers.ingopayments.com/docs/banking/cards/user-balance.md): Return the available balance on a user card. - [Freeze User Card](https://developers.ingopayments.com/docs/banking/cards/user-freeze.md): Freeze (suspend) a user card. - [Get User Card](https://developers.ingopayments.com/docs/banking/cards/user-get.md): Retrieve a single user card by identifier. - [Issue User Card](https://developers.ingopayments.com/docs/banking/cards/user-issue.md): Issue a physical or virtual routable card to a user. Physical card issuance requires a shipping address and may optionally reference an existing virtual card id. - [List User Cards](https://developers.ingopayments.com/docs/banking/cards/user-list.md): List routable cards issued to a user. - [Reissue User Card](https://developers.ingopayments.com/docs/banking/cards/user-reissue.md): Reissue a user card, either reusing the existing PAN or assigning a new one and optionally terminating the old card. - [Unfreeze User Card](https://developers.ingopayments.com/docs/banking/cards/user-unfreeze.md): Unfreeze (resume) a user card. - [Add Metadata](https://developers.ingopayments.com/docs/banking/metadata/add.md): Attach multiple metadata key/value pairs to a business in a single request. - [List Metadata](https://developers.ingopayments.com/docs/banking/metadata/list.md): List key/value metadata entries attached to a business. - [Update Metadata](https://developers.ingopayments.com/docs/banking/metadata/update.md): Update a previously created metadata record. - [Balance-Business](https://developers.ingopayments.com/docs/banking/money/balance-business.md): Retrieve current balance for a business. - [Balance-Program](https://developers.ingopayments.com/docs/banking/money/balance-program.md): Retrieve current balance for a program. - [Balance-User](https://developers.ingopayments.com/docs/banking/money/balance-user.md): Retrieve current balance for a user. - [Create Business](https://developers.ingopayments.com/docs/banking/onboarding/create-business.md): Create a business entity and link it to a representative user. - [Create User](https://developers.ingopayments.com/docs/banking/onboarding/create-user.md): Create an individual user entity within your program. - [Verify Business (KYB)](https://developers.ingopayments.com/docs/banking/onboarding/verify-business.md): Submit a KYB verification request for a business. - [Verify User (KYC)](https://developers.ingopayments.com/docs/banking/onboarding/verify-user.md): Submit a KYC verification request for a user. - [Banking Platform](https://developers.ingopayments.com/docs/banking/overview.md): Banking-as-a-Service API for fintech programs. Issue routable bank accounts and debit cards, manage KYC/KYB onboarding, move money in both directions, and maintain a real-time ledger for every entity in your program. - [Add Business Owner](https://developers.ingopayments.com/docs/banking/owners-documents/add-owner.md): Add a beneficial owner to an existing business. Required for KYB verification of businesses that have owners above the disclosure threshold. - [List Business Documents](https://developers.ingopayments.com/docs/banking/owners-documents/list-business-documents.md): Return the set of supporting documents uploaded for a business. - [List Owner Documents](https://developers.ingopayments.com/docs/banking/owners-documents/list-owner-documents.md): List documents attached to a specific business owner. - [List Business Owners](https://developers.ingopayments.com/docs/banking/owners-documents/list-owners.md): List the beneficial owners registered on the business. - [Remove Business Document](https://developers.ingopayments.com/docs/banking/owners-documents/remove-business-document.md): Remove a previously uploaded business document. - [Remove Business Owner](https://developers.ingopayments.com/docs/banking/owners-documents/remove-owner.md): Remove a beneficial owner from a business. - [Remove Owner Document](https://developers.ingopayments.com/docs/banking/owners-documents/remove-owner-document.md): Remove a previously uploaded document from a business-owner record. - [Upload Business Document](https://developers.ingopayments.com/docs/banking/owners-documents/upload-business-document.md): Attach a supporting document (articles of incorporation, EIN letter, etc.) to a business record. - [Upload Owner Document](https://developers.ingopayments.com/docs/banking/owners-documents/upload-owner-document.md): Attach an identity document (for example a drivers license) to a business owner record. - [Book Transfer](https://developers.ingopayments.com/docs/banking/program/book-transfer.md): Book transfer between two routable bank accounts (any entity pairing supported). - [Fund Program Routable Account](https://developers.ingopayments.com/docs/banking/program/fund-rba.md): Charge a program-level linked bank account and credit the program routable bank account. - [List Program Bank Accounts](https://developers.ingopayments.com/docs/banking/program/list-bank-accounts.md): List the bank accounts linked at the program level. - [List Funds Advanced](https://developers.ingopayments.com/docs/banking/program/list-funds-advanced.md): List program-funded advances (overdrafts). Filter by status section (outstanding/paid) and search. - [Mark Advance as Paid](https://developers.ingopayments.com/docs/banking/program/mark-advance-paid.md): Mark a previously recorded program-funded advance as repaid. - [Remove Program Bank Account](https://developers.ingopayments.com/docs/banking/program/remove-bank-account.md): Remove a program-level linked bank account. - [Save Program Bank Account](https://developers.ingopayments.com/docs/banking/program/save-bank-account.md): Persist a linked bank account at the program level (used for program funding operations). - [Quick Start](https://developers.ingopayments.com/docs/banking/quick-start.md): Create a user, complete KYC verification, and issue a routable bank account. - [Get Routable Account](https://developers.ingopayments.com/docs/banking/routable-accounts/get.md): Retrieve a single routable bank account (VBAN) by identifier for a business. - [Get Program Routable Account](https://developers.ingopayments.com/docs/banking/routable-accounts/get-program.md): Return the program master routable bank account record. - [List Routable Accounts](https://developers.ingopayments.com/docs/banking/routable-accounts/list.md): List all routable bank accounts (VBANs) attached to a business. - [Download Transaction Report](https://developers.ingopayments.com/docs/banking/transactions/download-report.md): Generate a program-level transaction report for the given date range and optional direction filter. - [Get Transaction](https://developers.ingopayments.com/docs/banking/transactions/get-single.md): Return a single ledger transaction identified by transaction id, uuid, reference or external id. - [List Business Transactions](https://developers.ingopayments.com/docs/banking/transactions/list-business.md): List ledger transaction entries where the business (or one of its routable accounts) is the counterparty. - [List Contact Transactions](https://developers.ingopayments.com/docs/banking/transactions/list-contacts.md): List ledger transactions where the counterparty is a contact (customer or vendor) of the business. - [List Payment Intents](https://developers.ingopayments.com/docs/banking/transactions/list-payment-intents.md): List payment intents (pending, settlement-needed, approval-needed and completed) with standard list filters. - [List Program Transactions](https://developers.ingopayments.com/docs/banking/transactions/list-program.md): List ledger transaction entries at the program level with optional direction filter. - [List Program RBA Transactions](https://developers.ingopayments.com/docs/banking/transactions/list-program-rba.md): List ledger transaction entries posted on the program master routable bank account. - [Program Transaction Summary](https://developers.ingopayments.com/docs/banking/transactions/program-summary.md): Return aggregate totals of program transactions bucketed over the given date range. - [Block User](https://developers.ingopayments.com/docs/banking/users/block.md): Block a user. Blocked users cannot transact until unblocked. - [Check Verification Status](https://developers.ingopayments.com/docs/banking/users/check-verification.md): Return the latest KYC verification state for the user. - [Get User](https://developers.ingopayments.com/docs/banking/users/get.md): Retrieve a user record by identifier. - [List Users](https://developers.ingopayments.com/docs/banking/users/list.md): List all end-user entities under the program with optional email or free-text search and pagination. - [Unblock User](https://developers.ingopayments.com/docs/banking/users/unblock.md): Unblock a previously blocked user. - [Update User](https://developers.ingopayments.com/docs/banking/users/update.md): Update mutable fields on an existing user. Omit fields to leave them unchanged. - [Webhooks](https://developers.ingopayments.com/docs/banking/webhooks/overview.md): Real-time event notifications for the Ingo Banking Platform — KYC/KYB results, account issuance, card lifecycle, transfers, and card authorization events. - [Use with AI Tools](https://developers.ingopayments.com/docs/hub/ai-assistant.md): Connect the Ingo Payments Developer Hub to your AI coding assistant for accurate, up-to-date answers directly from the documentation. - [API Specifications](https://developers.ingopayments.com/docs/hub/api-specs.md): Direct links to every OpenAPI and AsyncAPI specification published by Ingo Payments — ready to import into Postman, generate SDKs, or connect your IDE. - [Authentication](https://developers.ingopayments.com/docs/hub/authentication.md): HMAC-SHA512 request signing for all Ingo Payments APIs — credentials, signature construction, environments, and product-specific requirements. - [Best Practices](https://developers.ingopayments.com/docs/hub/best-practices.md): Recommended practices for request management, fraud controls, prefunding, communication, and statement descriptors. - [Compliance](https://developers.ingopayments.com/docs/hub/compliance.md): PCI DSS, OFAC, AML, KYB/KYC, and regulatory requirements applicable to your Ingo Payments integration. - [Custom Domain & DNS Setup](https://developers.ingopayments.com/docs/hub/domain-setup.md): DNS configuration requirements for Embedded Account Capture and Notify — custom CNAMEs, email authentication records, and domain whitelisting. - [Code Reference](https://developers.ingopayments.com/docs/hub/errors.md): API response codes, code families, and handling guidance across all Ingo Payments products. - [Legal](https://developers.ingopayments.com/docs/hub/legal.md): Terms of service, agreements, and legal documentation governing your integration with Ingo Payments. - [Developer Hub](https://developers.ingopayments.com/docs/hub/overview.md): APIs, SDKs, and integration guides for every stage of your build — from first call to production launch. - [Partnership Onboarding](https://developers.ingopayments.com/docs/hub/partnership-onboarding.md): What to expect from your first conversation with Ingo Payments through to live disbursements — timelines, phases, and key milestones. - [Product & Risk Configurations](https://developers.ingopayments.com/docs/hub/product-risk-configurations.md): Client-level configuration options for identity verification, card and bank account risk controls, authentication, OFAC, and velocity limits. - [Quick Start](https://developers.ingopayments.com/docs/hub/quick-start.md): Make your first successful Ingo Payments API call — credentials, authentication, and your first verify and process request. - [Reporting](https://developers.ingopayments.com/docs/hub/reporting.md): Daily transaction reporting, file delivery, reconciliation cadence, and SFTP setup for Ingo Payments clients. - [Retry Logic](https://developers.ingopayments.com/docs/hub/retry-logic.md): How to identify retry-eligible status codes, design a retry strategy aligned to your customer experience, and avoid retrying codes that will not self-resolve. - [Testing & Certification](https://developers.ingopayments.com/docs/hub/testing.md): Build confidence in your implementation before go-live with Ingo's comprehensive sandbox environment and structured certification framework. - [Webhooks](https://developers.ingopayments.com/docs/hub/webhooks.md): Real-time event delivery across all Ingo products. Configure your endpoint, verify signatures, and handle the full transaction lifecycle as it happens. - [Embedded Account Capture](https://developers.ingopayments.com/docs/iframe/overview.md): PCI-compliant drop-in iFrame SDK for recipient account tokenization. Zero card data on your servers — Ingo returns a customer_account_token for use in any IngoPay process call. - [Quick Start](https://developers.ingopayments.com/docs/iframe/quick-start.md): Create a session, mount the iFrame SDK, and receive a customer_account_token. - [Create Session](https://developers.ingopayments.com/docs/iframe/session/create.md): Initialize a point-in-time iFrame session. Returns an authorized_url for mounting the SDK. - [SDK Events](https://developers.ingopayments.com/docs/iframe/session/events.md): All iFrame SDK event types, payloads, and error codes for the Ingo Instant Payments plugin. - [SDK Reference](https://developers.ingopayments.com/docs/iframe/session/mounting.md): Methods and constants for the Ingo Instant Payments iFrame SDK. - [Session Lifecycle](https://developers.ingopayments.com/docs/iframe/session/session-management.md): Session states, idempotency, and locale configuration for Embedded Account Capture sessions. - [Testing](https://developers.ingopayments.com/docs/iframe/testing.md): Scenario-based testing guide for the Embedded Account Capture iFrame plugin — session management, account tokenization, and payment processing. - [Webhooks](https://developers.ingopayments.com/docs/iframe/webhooks/overview.md): Server-side event notifications for Embedded Account Capture — verification outcomes, account tokenization, and session lifecycle events. - [Biller Search](https://developers.ingopayments.com/docs/ingopay/ancillary/biller-search.md): Search for available billers and retrieve the payee_id required for BillPay verify. - [Check Cancel](https://developers.ingopayments.com/docs/ingopay/ancillary/check-cancel.md): Cancel an Ingo-issued check in routed or check_issued status. - [Check Stop](https://developers.ingopayments.com/docs/ingopay/ancillary/check-stop.md): Request a stop payment on an Ingo-issued check in check_issued status. - [Retrieve Account Data via Open Banking](https://developers.ingopayments.com/docs/ingopay/ancillary/open-banking-account.md): Retrieve detailed account information, balances, owners, or transaction history from a supported open banking provider. - [Debit Process — ACH](https://developers.ingopayments.com/docs/ingopay/debit/process-ach.md): Pull funds from a bank account via Standard ACH or Same-Day ACH (v12 debit gateway). - [Debit Process — Card](https://developers.ingopayments.com/docs/ingopay/debit/process-card.md): Pull funds from a debit or credit card (v12 debit gateway). - [Pull Funds via Wire Drawdown](https://developers.ingopayments.com/docs/ingopay/debit/process-wire.md): Initiate a wire transfer drawdown request to pull funds from a wire-enabled recipient account. - [IngoPay API](https://developers.ingopayments.com/docs/ingopay/overview.md): Single-endpoint verify and process APIs for push and pull payments across card, bank accounts, check, PayPal, Venmo, and BillPay. - [Payment Methods](https://developers.ingopayments.com/docs/ingopay/payment-methods.md): Delivery speeds, use cases, and eligibility across every IngoPay payment type. - [Process — ACH](https://developers.ingopayments.com/docs/ingopay/process/ach.md): Push a disbursement via Standard ACH, Same-Day ACH, or Real-Time rails. - [Process — BillPay](https://developers.ingopayments.com/docs/ingopay/process/billpay.md): Push a disbursement to a tokenized biller account. - [Process — Card](https://developers.ingopayments.com/docs/ingopay/process/card.md): Push a disbursement to a tokenized debit or credit card account. - [Process — Check by Mail](https://developers.ingopayments.com/docs/ingopay/process/check.md): Disburse funds via Ingo-issued check mailed to the recipient. - [Process — PayPal / Venmo](https://developers.ingopayments.com/docs/ingopay/process/paypal-venmo.md): Push a disbursement to a PayPal Verified, PayPal Unverified, or Venmo account. - [Process — Retail Card Present](https://developers.ingopayments.com/docs/ingopay/process/retail-card-present.md): Push disbursement for retail card-present configured clients. - [Quick Start](https://developers.ingopayments.com/docs/ingopay/quick-start.md): Make your first IngoPay verify and process call — tokenize an account and push a payment in minutes. - [Risk Score](https://developers.ingopayments.com/docs/ingopay/risk/risk-score.md): Evaluate the risk of a transaction and obtain a risk assessment token for use in subsequent process calls. - [Risk Session](https://developers.ingopayments.com/docs/ingopay/risk/risk-session.md): Initialize a risk evaluation session token for use with the Risk Score endpoint. - [Testing](https://developers.ingopayments.com/docs/ingopay/testing.md): Scenario-based testing guide for IngoPay API direct payment integrations — Verify, Process, risk management, and payment error handling. - [Verify — ACH](https://developers.ingopayments.com/docs/ingopay/verify/ach.md): Tokenize a bank account for Standard ACH or Same-Day ACH disbursements. - [Verify — BillPay](https://developers.ingopayments.com/docs/ingopay/verify/billpay.md): Tokenize a biller account for BillPay push disbursements. - [Verify — Card](https://developers.ingopayments.com/docs/ingopay/verify/card.md): Tokenize a debit or credit card account for future push-to-card disbursements. - [Verify — Check by Mail](https://developers.ingopayments.com/docs/ingopay/verify/check.md): Tokenize a recipient address for check by mail disbursements. - [Tokenize via Open Banking](https://developers.ingopayments.com/docs/ingopay/verify/open-banking.md): Tokenize an account using open banking account data for use in subsequent Process requests. - [Verify — PayPal / Venmo](https://developers.ingopayments.com/docs/ingopay/verify/paypal-venmo.md): Tokenize a PayPal or Venmo account for push disbursements. - [Verify — Retail Card Present](https://developers.ingopayments.com/docs/ingopay/verify/retail-card-present.md): Account tokenization for retail card-present configurations. - [Tokenize a Wire Transfer Account](https://developers.ingopayments.com/docs/ingopay/verify/wire.md): Validate and tokenize a wire transfer account for use in subsequent Debit requests. - [Webhooks](https://developers.ingopayments.com/docs/ingopay/webhooks/overview.md): Post-transaction event notifications for IngoPay — check lifecycle, payment exceptions, and compliance status changes. - [Cancel Disbursement](https://developers.ingopayments.com/docs/notify-classic/notify/cancel.md): Cancel a staged disbursement that has not yet been claimed by the recipient. - [Stage Disbursement](https://developers.ingopayments.com/docs/notify-classic/notify/stage.md): Stage a disbursement notification for a single recipient via Notify v3. - [Notify — Classic](https://developers.ingopayments.com/docs/notify-classic/overview.md): Managed single-recipient disbursement engagement. One API call triggers the full lifecycle — recipient notification, identity verification, compliance screening, payment selection, and delivery. - [Quick Start](https://developers.ingopayments.com/docs/notify-classic/quick-start.md): Stage your first Notify — Classic disbursement and handle the recipient engagement webhooks. - [Testing](https://developers.ingopayments.com/docs/notify-classic/testing.md): Scenario-based testing guide for Notify Classic single-party staged disbursements, recipient authentication, and webhook event verification. - [Webhooks](https://developers.ingopayments.com/docs/notify-classic/webhooks/overview.md): Event notifications for Notify — Classic disbursements — notification delivery, authentication, verification, tokenization, and payment status. - [Notification Types](https://developers.ingopayments.com/docs/notify-managed/notification-types.md): The four notify_type values and when to use each — from standard one-time disbursements to recurring enrollment and payment flows. - [Cancel Disbursement](https://developers.ingopayments.com/docs/notify-managed/notify/cancel.md): Cancel a staged Notify — Managed Parties disbursement that has not yet been claimed by the recipient. - [Stage Disbursement](https://developers.ingopayments.com/docs/notify-managed/notify/stage.md): Stage a disbursement with one or more parties via Notify v4. - [Notify — Managed Parties](https://developers.ingopayments.com/docs/notify-managed/overview.md): Single and multi-party disbursement orchestration. One API call manages the full lifecycle — notification, approval gating, identity verification, compliance screening, and delivery. - [Quick Start](https://developers.ingopayments.com/docs/notify-managed/quick-start.md): Stage your first Notify — Managed Parties disbursement, add an approver, and handle the party engagement webhooks. - [Testing](https://developers.ingopayments.com/docs/notify-managed/testing.md): Scenario-based testing guide for Notify Managed Parties staged disbursements, multi-party approval flows, and webhook event verification. - [Webhooks](https://developers.ingopayments.com/docs/notify-managed/webhooks/overview.md): Event notifications for Notify — Managed Parties — staging, party notifications, authentication, verification, tokenization, approvals, and payment status. - [Account Tokenization Success](https://developers.ingopayments.com/iframe-webhooks/webhooks/account-tokenization-success.md): Fired when a recipient account is successfully tokenized via the iFrame plugin. Documents the latest contract version (v3); earlier versions may omit account_id. - [ACH Account Number Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/ach-account-number-verification-failure.md): Fired when ACH account number verification (ANV) fails. - [ACH Name/Address Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/ach-nameaddress-verification-failure.md): Fired when ACH name and address verification (NAV) fails. - [ACH Routing Number Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/ach-routing-number-verification-failure.md): Fired when ACH routing number verification (RNV) fails. - [Card AVS/CVV Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/card-avscvv-verification-failure.md): Fired when AVS or CVV verification fails for a card account. - [Card CNS/CD Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/card-cnscd-verification-failure.md): Fired when card number screening or card data verification fails. - [PayPal Account Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [PayPal Account Verification Success](https://developers.ingopayments.com/iframe-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification completes successfully. - [RVDM Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/rvdm-verification-failure.md): Fired when RVDM verification fails via the iFrame plugin. - [RVDM Verification Success](https://developers.ingopayments.com/iframe-webhooks/webhooks/rvdm-verification-success.md): Fired when Recipient Verification Data Matching (RVDM) completes successfully via the iFrame plugin. - [Session Expired](https://developers.ingopayments.com/iframe-webhooks/webhooks/session-expired.md): Fired when an iFrame plugin session expires without being completed. - [Session Terminated](https://developers.ingopayments.com/iframe-webhooks/webhooks/session-terminated.md): Fired when the overall maximum account verification attempt limit is exceeded, terminating the session. - [Check Canceled](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-canceled.md): Fired when an issued check is canceled. - [Check Issued](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-issued.md): Fired when Ingo issues a check for the payment. - [Check Paid](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-paid.md): Fired when an issued check is cashed/paid. - [Check Returned](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-returned.md): Fired when a check is returned due to positive pay exception or issuer rejection. - [Check Stopped](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-stopped.md): Fired when a stop payment is placed on an issued check. - [OFAC Cleared](https://developers.ingopayments.com/ingopay-webhooks/webhooks/ofac-cleared.md): Fired when an OFAC suspension is resolved and the payment is cleared to proceed. - [OFAC Failure](https://developers.ingopayments.com/ingopay-webhooks/webhooks/ofac-failure.md): Fired when an OFAC hit is confirmed and the transaction is terminated. - [OFAC Suspended](https://developers.ingopayments.com/ingopay-webhooks/webhooks/ofac-suspended.md): Fired when an initial OFAC hit causes the payment to be suspended pending review. - [Payment Returned](https://developers.ingopayments.com/ingopay-webhooks/webhooks/payment-returned.md): Fired when a non-check payment is returned by the issuer. - [Account Tokenization Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/account-tokenization-success.md): Fired when a recipient account is successfully tokenized. Documents the latest contract version (v4); earlier versions may omit account_id. - [ACH Account Number Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ach-account-number-verification-failure.md): Fired when ACH account number verification (ANV) fails. - [ACH Name/Address Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ach-nameaddress-verification-failure.md): Fired when ACH name and address verification (NAV) fails. - [ACH Routing Number Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ach-routing-number-verification-failure.md): Fired when ACH routing number verification (RNV) fails. - [Authentication Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/authentication-failure.md): Fired when the recipient fails the authentication challenge. - [Authentication Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/authentication-success.md): Fired when the recipient successfully completes the authentication challenge. - [Card AVS/CVV Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/card-avscvv-verification-failure.md): Fired when AVS or CVV verification fails for a card account. - [Card CNS/CD Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/card-cnscd-verification-failure.md): Fired when card number screening or card data verification fails. - [Check Canceled](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-canceled.md): Fired when an issued check is canceled. - [Check In Process](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-in-process.md): Fired when a check payment enters processing. - [Check Issued](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-issued.md): Fired when Ingo issues a check for the payment. - [Check Paid](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-paid.md): Fired when an issued check is cashed/paid. - [Check Returned](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-returned.md): Fired when an issued check is returned. - [Check Stopped](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-stopped.md): Fired when a stop payment is placed on an issued check. - [Disbursement Request Canceled](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/disbursement-request-canceled.md): Fired when a staged disbursement request is canceled. - [Disbursement Request Expired](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/disbursement-request-expired.md): Fired when a staged disbursement request expires before the recipient completes the process. - [Notification Bounced](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-bounced.md): Fired when the notification delivery fails (email bounced or SMS undeliverable). - [Notification Received](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-received.md): Fired when the recipient opens the notification. - [Notification Sent](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-sent.md): Fired when Ingo successfully delivers a disbursement notification to the recipient. - [OFAC Cleared](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ofac-cleared.md): Fired when an OFAC suspension is resolved and the payment is cleared to proceed. - [OFAC Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ofac-failure.md): Fired when an OFAC hit is confirmed and the transaction is terminated. - [OFAC Suspended](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ofac-suspended.md): Fired when an initial OFAC hit causes the payment to be suspended pending review. - [Payment Failed](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-failed.md): Fired when a payment disbursement fails. - [Payment Returned](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-returned.md): Fired when a non-check payment is returned by the issuer. - [Payment Successful](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-successful.md): Fired when a payment disbursement completes successfully. Documents the latest contract version (v3); earlier versions may omit account_id. - [Payment Terminated](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-terminated.md): Fired when a payment is terminated (terminal event). - [PayPal Account Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [PayPal Account Verification Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification completes successfully. - [RVDM Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/rvdm-verification-failure.md): Fired when RVDM verification fails for the recipient. - [RVDM Verification Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/rvdm-verification-success.md): Fired when Recipient Verification Data Matching (RVDM) completes successfully. - [Account Tokenization Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/account-tokenization-success.md): Fired when a recipient account is successfully tokenized. Documents the latest contract version (v4); earlier versions may omit account_id. - [ACH Account Number Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ach-account-number-verification-failure.md): Fired when ACH account number verification (ANV) fails. - [ACH Name/Address Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ach-nameaddress-verification-failure.md): Fired when ACH name and address verification (NAV) fails. - [ACH Routing Number Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ach-routing-number-verification-failure.md): Fired when ACH routing number verification (RNV) fails. - [Approval Decision — Approved](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/approval-decision-—-approved.md): Fired when a party approves the transaction. - [Approval Decision — Declined](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/approval-decision-—-declined.md): Fired when a party declines to approve the transaction. - [Approvals Complete](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/approvals-complete.md): Fired when all required approvals have been received. - [Approvals — Payment Suspended](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/approvals-—-payment-suspended.md): Fired when payment processing is suspended pending required approval(s). - [Card AVS/CVV Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/card-avscvv-verification-failure.md): Fired when AVS or CVV card verification fails. - [Card CNS/CD Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/card-cnscd-verification-failure.md): Fired when card number screening or card data verification fails. - [Check Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-canceled.md): Fired when an issued check is canceled. - [Check In Process](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-in-process.md): Fired when a check payment enters processing. - [Check Issued](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-issued.md): Fired when Ingo issues a check for the payment. - [Check Paid](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-paid.md): Fired when an issued check is cashed/paid. - [Check Returned](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-returned.md): Fired when an issued check is returned. - [Check Stopped](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-stopped.md): Fired when a stop payment is placed on an issued check. - [Disbursement Request Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/disbursement-request-canceled.md): Fired when a staged disbursement request is canceled. - [Disbursement Request Expired](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/disbursement-request-expired.md): Fired when a staged disbursement request expires. - [Disbursement Staged](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/disbursement-staged.md): Fired when a multi-party disbursement is successfully staged and the session is ready. - [Dynamic Validation Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/dynamic-validation-failure.md): Fired when a party fails dynamic authentication validation. - [Dynamic Validation Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/dynamic-validation-success.md): Fired when a party successfully completes dynamic authentication validation. - [OFAC Cleared](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ofac-cleared.md): Fired when an OFAC suspension is resolved. - [OFAC Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ofac-failure.md): Fired when an OFAC hit is confirmed and the transaction is terminated. - [OFAC Suspended](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ofac-suspended.md): Fired when an initial OFAC hit suspends the payment pending review. - [OTAC Delivery Generated](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/otac-delivery-generated.md): Fired when a one-time authentication code (OTAC) is generated and delivered to a party. - [OTAC Delivery Limit Reached](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/otac-delivery-limit-reached.md): Fired when the maximum number of OTAC delivery attempts is reached for a party. - [OTAC Validation Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/otac-validation-failure.md): Fired when a party fails to validate their one-time authentication code. - [OTAC Validation Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/otac-validation-success.md): Fired when a party successfully validates their one-time authentication code. - [Overall Authentication Failed](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/overall-authentication-failed.md): Fired when a party has exhausted all authentication attempts without success. - [Overall Authentication Passed](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/overall-authentication-passed.md): Fired when a party has successfully completed all required authentication steps. - [Party Notification Bounced](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-notification-bounced.md): Fired when a notification delivery fails for a party. - [Party Notification Received](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-notification-received.md): Fired when a party opens the notification. - [Party Notification Sent](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-notification-sent.md): Fired when Ingo successfully delivers a notification to a party in the transaction. - [Party Role Change](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-role-change.md): Coming Soon — Role delegation is not yet available. This event will fire when one or more parties in the transaction have their role changed via approver delegation. - [Payment Failed](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-failed.md): Fired when a payment disbursement fails. - [Payment Returned](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-returned.md): Fired when a payment is returned by the issuer. - [Payment Successful](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-successful.md): Fired when a payment disbursement completes successfully. Documents the latest contract version (v3); earlier versions may omit account_id. - [Payment Terminated](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-terminated.md): Fired when a payment is terminated (terminal event). - [PayPal Account Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [PayPal Account Verification Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification succeeds. - [Recipient Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/recipient-canceled.md): Fired when the recipient elects to cancel their disbursement request. - [RVDM Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/rvdm-verification-failure.md): Fired when RVDM verification fails. - [RVDM Verification Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/rvdm-verification-success.md): Fired when RVDM verification completes successfully. - [Settlement Adjustment](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/settlement-adjustment.md): Fired when a settlement adjustment (credit or debit) is applied to a transaction. ## OpenAPI Specs - [crms-sdk-partners-get-transaction-history](https://developers.ingopayments.com/specs/crms-sdk-partners-get-transaction-history.yaml) - [crms-sdk-partners-add-session-attributes](https://developers.ingopayments.com/specs/crms-sdk-partners-add-session-attributes.yaml) - [crms-sdk-card-update-account](https://developers.ingopayments.com/specs/crms-sdk-card-update-account.yaml) - [crms-sdk-card-get-registered-cards](https://developers.ingopayments.com/specs/crms-sdk-card-get-registered-cards.yaml) - [crms-sdk-card-delete](https://developers.ingopayments.com/specs/crms-sdk-card-delete.yaml) - [crms-sdk-card-add-or-update](https://developers.ingopayments.com/specs/crms-sdk-card-add-or-update.yaml) - [crms-sdk-card-add-or-update-tokenized](https://developers.ingopayments.com/specs/crms-sdk-card-add-or-update-tokenized.yaml) - [crms-sdk-paypal-register-customer](https://developers.ingopayments.com/specs/crms-sdk-paypal-register-customer.yaml) - [crms-sdk-partners-authenticate-obo](https://developers.ingopayments.com/specs/crms-sdk-partners-authenticate-obo.yaml) - [crms-sdk-partners-add-customer-attributes](https://developers.ingopayments.com/specs/crms-sdk-partners-add-customer-attributes.yaml) - [ingopay-verify-open-banking](https://developers.ingopayments.com/specs/ingopay-verify-open-banking.yaml) - [ingopay-open-banking-account](https://developers.ingopayments.com/specs/ingopay-open-banking-account.yaml) - [crms-sdk-partners-find-customer](https://developers.ingopayments.com/specs/crms-sdk-partners-find-customer.yaml) - [crms-sdk-partners-enroll-customer](https://developers.ingopayments.com/specs/crms-sdk-partners-enroll-customer.yaml) - [crms-sdk-partners-authenticate](https://developers.ingopayments.com/specs/crms-sdk-partners-authenticate.yaml) - [crms-fraud-alert](https://developers.ingopayments.com/specs/crms-fraud-alert.yaml) - [crms-duplicate-exchange](https://developers.ingopayments.com/specs/crms-duplicate-exchange.yaml) - [crms-check-protect](https://developers.ingopayments.com/specs/crms-check-protect.yaml) - [crms-check-maker-alert](https://developers.ingopayments.com/specs/crms-check-maker-alert.yaml) - [ingo-banking-merchant-ledgering](https://developers.ingopayments.com/specs/ingo-banking-merchant-ledgering.yaml) - [ingopay-notify-v3](https://developers.ingopayments.com/specs/ingopay-notify-v3.yaml) - [ingopay-verify-retail-card-present](https://developers.ingopayments.com/specs/ingopay-verify-retail-card-present.yaml) - [ingopay-verify-paypal-venmo](https://developers.ingopayments.com/specs/ingopay-verify-paypal-venmo.yaml) - [ingopay-verify-check](https://developers.ingopayments.com/specs/ingopay-verify-check.yaml) - [ingopay-verify-card](https://developers.ingopayments.com/specs/ingopay-verify-card.yaml) - [ingopay-verify-billpay](https://developers.ingopayments.com/specs/ingopay-verify-billpay.yaml) - [ingopay-verify-ach](https://developers.ingopayments.com/specs/ingopay-verify-ach.yaml) - [ingopay-risk](https://developers.ingopayments.com/specs/ingopay-risk.yaml) - [ingopay-process-retail-card-present](https://developers.ingopayments.com/specs/ingopay-process-retail-card-present.yaml) - [ingopay-process-paypal-venmo](https://developers.ingopayments.com/specs/ingopay-process-paypal-venmo.yaml) - [ingopay-process-check](https://developers.ingopayments.com/specs/ingopay-process-check.yaml) - [ingopay-process-card](https://developers.ingopayments.com/specs/ingopay-process-card.yaml) - [ingopay-process-billpay](https://developers.ingopayments.com/specs/ingopay-process-billpay.yaml) - [ingopay-process-ach](https://developers.ingopayments.com/specs/ingopay-process-ach.yaml) - [ingopay-notify-v4](https://developers.ingopayments.com/specs/ingopay-notify-v4.yaml) - [ingopay-debit-process-card](https://developers.ingopayments.com/specs/ingopay-debit-process-card.yaml) - [ingopay-debit-process-ach](https://developers.ingopayments.com/specs/ingopay-debit-process-ach.yaml) - [ingopay-check-stop](https://developers.ingopayments.com/specs/ingopay-check-stop.yaml) - [ingopay-check-cancel](https://developers.ingopayments.com/specs/ingopay-check-cancel.yaml) - [ingopay-biller-payments-search](https://developers.ingopayments.com/specs/ingopay-biller-payments-search.yaml) - [iframe-session-create](https://developers.ingopayments.com/specs/iframe-session-create.yaml) - [ingopay-verify-wire](https://developers.ingopayments.com/specs/ingopay-verify-wire.yaml) - [ingopay-debit-process-wire](https://developers.ingopayments.com/specs/ingopay-debit-process-wire.yaml) - [iframe-webhooks](https://developers.ingopayments.com/specs/webhooks/iframe-webhooks.yaml) - [notify-v4-webhooks](https://developers.ingopayments.com/specs/webhooks/notify-v4-webhooks.yaml) - [notify-v3-webhooks](https://developers.ingopayments.com/specs/webhooks/notify-v3-webhooks.yaml) - [ingopay-webhooks](https://developers.ingopayments.com/specs/webhooks/ingopay-webhooks.yaml) - [notify-shared-webhooks](https://developers.ingopayments.com/specs/webhooks/notify-shared-webhooks.yaml) ## AsyncAPI Specs - [asyncapi-crms-sdk](https://developers.ingopayments.com/specs/asyncapi-crms-sdk.yaml) - [asyncapi-crms-check-protect](https://developers.ingopayments.com/specs/asyncapi-crms-check-protect.yaml) - [asyncapi-cdrm-sdk](https://developers.ingopayments.com/specs/asyncapi-cdrm-sdk.yaml) - [asyncapi-cdrm-check-protect](https://developers.ingopayments.com/specs/asyncapi-cdrm-check-protect.yaml) - [asyncapi-notify-v4](https://developers.ingopayments.com/specs/asyncapi-notify-v4.yaml) - [asyncapi-banking](https://developers.ingopayments.com/specs/asyncapi-banking.yaml) - [asyncapi-ingopay](https://developers.ingopayments.com/specs/asyncapi-ingopay.yaml) - [asyncapi-iframe](https://developers.ingopayments.com/specs/asyncapi-iframe.yaml) - [asyncapi-notify-v3](https://developers.ingopayments.com/specs/asyncapi-notify-v3.yaml) - [asyncapi-validation-draft](https://developers.ingopayments.com/asyncapi-validation-draft.yaml)