# Ingo Payments Developer Hub > Ingo Payments Developer Hub — APIs, SDKs, and integration guides. - [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. - [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. - [Best Practices](https://developers.ingopayments.com/docs/hub/best-practices.md): Recommended practices for request management, fraud controls, prefunding, communication, and statement descriptors. - [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. - [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. - [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. - [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. - [Reporting](https://developers.ingopayments.com/docs/hub/reporting.md): Daily transaction reporting, file delivery, reconciliation cadence, and SFTP setup for Ingo Payments clients. - [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. - [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. - [Status Codes](https://developers.ingopayments.com/docs/hub/errors.md): API response and event status codes, code families, and handling guidance across all Ingo Payments products. - [Reason Codes](https://developers.ingopayments.com/docs/hub/reason-codes.md): Reason codes returned with check and return webhook events, and submitted on Check Cancel and Check Stop requests. - [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. - [Repeat Recipient](https://developers.ingopayments.com/docs/hub/repeat-recipient.md): Let returning recipients confirm a previously saved payment account instead of re-entering it. Covers how accounts are scoped to your customer identifier, when an account is saved, and how to give a recipient a clean list. Available for Notify — Classic and Notify — Managed Parties. - [Notification Records](https://developers.ingopayments.com/docs/hub/notification-records.md): Keep your own copy of every email notification Ingo sends to your recipients by designating a BCC address. Covers what is copied, what is not, and why retention stays under your records policy. Available for Notify — Classic and Notify — Managed Parties. - [Embedded Documents](https://developers.ingopayments.com/docs/hub/embedded-documents.md): Display a client-hosted document to recipients inside the Digital Payment Center during the disbursement flow — configured with an AWS S3 pre-signed URL and CORS. Available for Notify — Classic and Notify — Managed Parties. - [Single Sign-On](https://developers.ingopayments.com/docs/hub/single-sign-on.md): Hand an already-authenticated customer from your portal directly into the Digital Payment Center with a signed redirect — bypassing the recipient authentication challenge. Available for Notify — Classic and Notify — Managed Parties. - [Legal](https://developers.ingopayments.com/docs/hub/legal.md): Terms of service, agreements, and legal documentation governing your integration with Ingo Payments. - [Compliance](https://developers.ingopayments.com/docs/hub/compliance.md): PCI DSS, OFAC, AML, KYB/KYC, and regulatory requirements applicable to your Ingo Payments integration. - [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. - [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. - [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. - [Payment Methods](https://developers.ingopayments.com/docs/ingopay/payment-methods.md): Delivery speeds, use cases, and eligibility across every IngoPay payment type. - [Testing](https://developers.ingopayments.com/docs/ingopay/testing.md): Scenario-based testing guide for IngoPay API direct payment integrations — Verify, Process, Risk API scoring and fraud guarantee for pull payments, risk management, and payment error handling. - [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 — 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 — Check by Mail](https://developers.ingopayments.com/docs/ingopay/verify/check.md): Tokenize a recipient address for check by mail disbursements. - [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. - [Process — Card](https://developers.ingopayments.com/docs/ingopay/process/card.md): Push a disbursement to a tokenized debit or credit card account. - [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 — 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. - [Debit Process — Card](https://developers.ingopayments.com/docs/ingopay/debit/process-card.md): Pull funds from a debit or credit card (v12 debit gateway). - [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). - [Risk Integration Overview](https://developers.ingopayments.com/docs/ingopay/risk/overview.md): What a Risk integration involves beyond the Risk API: the Sardine SDK on your web and mobile apps, and DNS setup for web. - [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. - [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. - [Search](https://developers.ingopayments.com/docs/ingopay/ancillary/search.md): Search the Ingo biller/payee database and retrieve the payee_id required for BillPay verify. - [Check Stop](https://developers.ingopayments.com/docs/ingopay/ancillary/check-stop.md): Place a stop payment on an Ingo-issued check in check_issued status — sent to the bank in real time, confirmed promptly. - [Check Cancel](https://developers.ingopayments.com/docs/ingopay/ancillary/check-cancel.md): Void an Ingo-issued check in routed or check_issued status — sent to the bank in a batch, so confirmation is delayed. - [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. - [Webhooks](https://developers.ingopayments.com/docs/ingopay/webhooks/overview.md): Post-transaction event notifications for IngoPay — check lifecycle, payment exceptions, and compliance status changes. - [Settlement Adjustment](https://developers.ingopayments.com/ingopay-webhooks/webhooks/settlement-adjustment.md): Fired when a settlement adjustment (credit or debit) is applied to a transaction. - [ACH Notice of Change](https://developers.ingopayments.com/ingopay-webhooks/webhooks/ach-notice-of-change.md): **In Development** — this webhook is not yet available for subscription. It is documented for advance planning only and will not be delivered until the capability is enabled for your program. Fired when an ACH Notice of Change (NOC) is received from the receiving financial institution and Ingo has c… - [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 Canceled](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-canceled.md): Fired when a check cancellation is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted — the [Check Cancel](/docs/ingopay/ancillary/check-cancel) API response is acceptance only. Cancel instructions reach the bank in a batch file, so… - [Check Stopped](https://developers.ingopayments.com/ingopay-webhooks/webhooks/check-stopped.md): Fired when a stop payment on an issued check is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted — the [Check Stop](/docs/ingopay/ancillary/check-stop) API response is acceptance only. Stop instructions reach the bank in real time… - [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. - [Payment Returned](https://developers.ingopayments.com/ingopay-webhooks/webhooks/payment-returned.md): Fired when a non-check payment is returned by the issuer. - [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. - [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. - [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. - [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. - [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. - [Session Lifecycle](https://developers.ingopayments.com/docs/iframe/session/session-management.md): Session states, idempotency, and locale configuration for Embedded Account Capture sessions. - [SDK Reference](https://developers.ingopayments.com/docs/iframe/session/mounting.md): Methods and constants for the Ingo Instant Payments iFrame 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. - [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. - [Settlement Adjustment](https://developers.ingopayments.com/iframe-webhooks/webhooks/settlement-adjustment.md): Fired when a settlement adjustment (credit or debit) is applied to a transaction. - [ACH Notice of Change](https://developers.ingopayments.com/iframe-webhooks/webhooks/ach-notice-of-change.md): **In Development** — this webhook is not yet available for subscription. It is documented for advance planning only and will not be delivered until the capability is enabled for your program. Fired when an ACH Notice of Change (NOC) is received from the receiving financial institution and Ingo has c… - [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. - [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. - [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. - [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. - [PayPal Account Verification Success](https://developers.ingopayments.com/iframe-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification completes successfully. - [PayPal Account Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [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. - [RVDM Verification Failure](https://developers.ingopayments.com/iframe-webhooks/webhooks/rvdm-verification-failure.md): Fired when RVDM verification fails via the iFrame plugin. - [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. - [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. - [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. - [Repeat Recipient](https://developers.ingopayments.com/docs/hub/repeat-recipient.md): Let returning recipients confirm a previously saved payment account instead of re-entering it. Covers how accounts are scoped to your customer identifier, when an account is saved, and how to give a recipient a clean list. Available for Notify — Classic and Notify — Managed Parties. - [Notification Records](https://developers.ingopayments.com/docs/hub/notification-records.md): Keep your own copy of every email notification Ingo sends to your recipients by designating a BCC address. Covers what is copied, what is not, and why retention stays under your records policy. Available for Notify — Classic and Notify — Managed Parties. - [Embedded Documents](https://developers.ingopayments.com/docs/hub/embedded-documents.md): Display a client-hosted document to recipients inside the Digital Payment Center during the disbursement flow — configured with an AWS S3 pre-signed URL and CORS. Available for Notify — Classic and Notify — Managed Parties. - [Single Sign-On](https://developers.ingopayments.com/docs/hub/single-sign-on.md): Hand an already-authenticated customer from your portal directly into the Digital Payment Center with a signed redirect — bypassing the recipient authentication challenge. Available for Notify — Classic and Notify — Managed Parties. - [Stage Disbursement](https://developers.ingopayments.com/docs/notify-classic/notify/stage.md): Stage a disbursement notification for a single recipient via Notify v3. - [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. - [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. - [Settlement Adjustment](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/settlement-adjustment.md): Fired when a settlement adjustment (credit or debit) is applied to a transaction. - [ACH Notice of Change](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/ach-notice-of-change.md): **In Development** — this webhook is not yet available for subscription. It is documented for advance planning only and will not be delivered until the capability is enabled for your program. Fired when an ACH Notice of Change (NOC) is received from the receiving financial institution and Ingo has c… - [Notification Sent](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-sent.md): Fired when Ingo successfully delivers a disbursement notification to the recipient. - [Notification Received](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-received.md): Fired when the recipient opens the notification. - [Notification Bounced](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/notification-bounced.md): Fired when the notification delivery fails (email bounced or SMS undeliverable). - [Authentication Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/authentication-success.md): Fired when the recipient successfully completes the authentication challenge. - [Authentication Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/authentication-failure.md): Fired when the recipient fails the authentication challenge. - [OTAC Delivery Generated](https://developers.ingopayments.com/notify-classic-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-classic-webhooks/webhooks/otac-delivery-limit-reached.md): Fired when the maximum number of OTAC delivery attempts is reached for a party. - [OTAC Validation Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/otac-validation-success.md): Fired when a party successfully validates their one-time authentication code. - [OTAC Validation Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/otac-validation-failure.md): Fired when a party fails to validate their one-time authentication code. - [RVDM Verification Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/rvdm-verification-success.md): Fired when Recipient Verification Data Matching (RVDM) 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. - [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. - [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. - [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. - [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. - [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. - [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. - [PayPal Account Verification Success](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification completes successfully. - [PayPal Account Verification Failure](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [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. - [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. - [Disbursement Request Canceled](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/disbursement-request-canceled.md): Fired when a staged disbursement request is canceled. - [Payment Failed](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-failed.md): Fired when a payment disbursement fails. - [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 Canceled](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-canceled.md): Fired when a check cancellation is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted. Cancel instructions reach the bank in a batch file, so this event is delayed relative to the cancellation request. Do not reissue the disbursemen… - [Check Stopped](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-stopped.md): Fired when a stop payment on an issued check is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted. Stop instructions reach the bank in real time, so this event follows the stop request promptly. Do not reissue the disbursement unti… - [Check Returned](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/check-returned.md): Fired when an issued check is returned. - [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). - [Payment Returned](https://developers.ingopayments.com/notify-classic-webhooks/webhooks/payment-returned.md): Fired when a non-check payment is returned by the issuer. - [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. - [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. - [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. - [Repeat Recipient](https://developers.ingopayments.com/docs/hub/repeat-recipient.md): Let returning recipients confirm a previously saved payment account instead of re-entering it. Covers how accounts are scoped to your customer identifier, when an account is saved, and how to give a recipient a clean list. Available for Notify — Classic and Notify — Managed Parties. - [Notification Records](https://developers.ingopayments.com/docs/hub/notification-records.md): Keep your own copy of every email notification Ingo sends to your recipients by designating a BCC address. Covers what is copied, what is not, and why retention stays under your records policy. Available for Notify — Classic and Notify — Managed Parties. - [Embedded Documents](https://developers.ingopayments.com/docs/hub/embedded-documents.md): Display a client-hosted document to recipients inside the Digital Payment Center during the disbursement flow — configured with an AWS S3 pre-signed URL and CORS. Available for Notify — Classic and Notify — Managed Parties. - [Single Sign-On](https://developers.ingopayments.com/docs/hub/single-sign-on.md): Hand an already-authenticated customer from your portal directly into the Digital Payment Center with a signed redirect — bypassing the recipient authentication challenge. Available for Notify — Classic and Notify — Managed Parties. - [Stage Disbursement](https://developers.ingopayments.com/docs/notify-managed/notify/stage.md): Stage a disbursement with one or more parties via Notify v4. - [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. - [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. - [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. - [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 Notification Received](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-notification-received.md): Fired when a party opens the notification. - [Party Notification Bounced](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/party-notification-bounced.md): Fired when a notification delivery fails for a party. - [Dynamic Validation Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/dynamic-validation-success.md): Fired when a party successfully completes dynamic authentication validation. - [Dynamic Validation Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/dynamic-validation-failure.md): Fired when a party fails dynamic authentication validation. - [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 Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/otac-validation-success.md): Fired when a party successfully validates their one-time authentication code. - [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. - [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. - [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. - [RVDM Verification Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/rvdm-verification-success.md): Fired when RVDM verification completes successfully. - [RVDM Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/rvdm-verification-failure.md): Fired when RVDM verification fails. - [OFAC Suspended](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ofac-suspended.md): Fired when an initial OFAC hit suspends the payment pending review. - [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. - [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. - [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. - [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. - [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. - [PayPal Account Verification Success](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/paypal-account-verification-success.md): Fired when PayPal account verification succeeds. - [PayPal Account Verification Failure](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/paypal-account-verification-failure.md): Fired when PayPal account verification fails. - [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. - [Disbursement Request Expired](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/disbursement-request-expired.md): Fired when a staged disbursement request expires. - [Disbursement Request Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/disbursement-request-canceled.md): Fired when a staged disbursement request is canceled. - [Payment Failed](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-failed.md): Fired when a payment disbursement fails. - [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 Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-canceled.md): Fired when a check cancellation is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted. Cancel instructions reach the bank in a batch file, so this event is delayed relative to the cancellation request. Do not reissue the disbursemen… - [Check Stopped](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-stopped.md): Fired when a stop payment on an issued check is confirmed. Receipt of this event is the confirmation that a check presented for fulfillment will no longer be accepted. Stop instructions reach the bank in real time, so this event follows the stop request promptly. Do not reissue the disbursement unti… - [Check Returned](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/check-returned.md): Fired when an issued check is returned. - [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). - [Payment Returned](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/payment-returned.md): Fired when a payment is returned by the issuer. - [Recipient Canceled](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/recipient-canceled.md): Fired when the recipient elects to cancel their disbursement request. - [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. - [ACH Notice of Change](https://developers.ingopayments.com/notify-managed-webhooks/webhooks/ach-notice-of-change.md): **In Development** — this webhook is not yet available for subscription. It is documented for advance planning only and will not be delivered until the capability is enabled for your program. Fired when an ACH Notice of Change (NOC) is received from the receiving financial institution and Ingo has c… - [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). - [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. - [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. - [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. - [Quick Start](https://developers.ingopayments.com/docs/banking/quick-start.md): Create a user, complete KYC verification, and issue a routable bank account. - [Create User](https://developers.ingopayments.com/docs/banking/onboarding/create-user.md): Create an individual user entity within your program. - [Create Business](https://developers.ingopayments.com/docs/banking/onboarding/create-business.md): Create a business entity and link it to a representative user. - [Verify User (KYC)](https://developers.ingopayments.com/docs/banking/onboarding/verify-user.md): Submit a KYC verification request for a user. - [Verify Business (KYB)](https://developers.ingopayments.com/docs/banking/onboarding/verify-business.md): Submit a KYB verification request for a business. - [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. - [Update User](https://developers.ingopayments.com/docs/banking/users/update.md): Update mutable fields on an existing user. Omit fields to leave them unchanged. - [Check Verification Status](https://developers.ingopayments.com/docs/banking/users/check-verification.md): Return the latest KYC verification state for the user. - [Block User](https://developers.ingopayments.com/docs/banking/users/block.md): Block a user. Blocked users cannot transact until unblocked. - [Unblock User](https://developers.ingopayments.com/docs/banking/users/unblock.md): Unblock a previously blocked user. - [Get Business](https://developers.ingopayments.com/docs/banking/businesses/get.md): Retrieve a business record 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. - [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. - [Block Business](https://developers.ingopayments.com/docs/banking/businesses/block.md): Block a business. Blocked businesses cannot transact until unblocked. - [Unblock Business](https://developers.ingopayments.com/docs/banking/businesses/unblock.md): Unblock a previously blocked business. - [List Business Contacts](https://developers.ingopayments.com/docs/banking/businesses/list-contacts.md): List contacts (customers or vendors) for a business. - [Get Business Contact](https://developers.ingopayments.com/docs/banking/businesses/get-contact.md): Retrieve a single business contact (customer or vendor) by identifier. - [List Business Owners](https://developers.ingopayments.com/docs/banking/owners-documents/list-owners.md): List the beneficial owners registered on the business. - [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. - [Remove Business Owner](https://developers.ingopayments.com/docs/banking/owners-documents/remove-owner.md): Remove a beneficial owner from 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. - [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. - [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. - [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. - [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. - [Remove Business Document](https://developers.ingopayments.com/docs/banking/owners-documents/remove-business-document.md): Remove a previously uploaded business document. - [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. - [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. - [List Routable Accounts](https://developers.ingopayments.com/docs/banking/routable-accounts/list.md): List all routable bank accounts (VBANs) attached to 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. - [Balance-Program](https://developers.ingopayments.com/docs/banking/money/balance-program.md): Retrieve current balance for a program. - [Balance-Business](https://developers.ingopayments.com/docs/banking/money/balance-business.md): Retrieve current balance for a business. - [Balance-User](https://developers.ingopayments.com/docs/banking/money/balance-user.md): Retrieve current balance for a user. - [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. - [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 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. - [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. - [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. - [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. - [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. - [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. - [List Program Bank Accounts](https://developers.ingopayments.com/docs/banking/program/list-bank-accounts.md): List the bank accounts linked at the program level. - [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). - [Remove Program Bank Account](https://developers.ingopayments.com/docs/banking/program/remove-bank-account.md): Remove a program-level linked bank account. - [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 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. - [Book Transfer](https://developers.ingopayments.com/docs/banking/program/book-transfer.md): Book transfer between two routable bank accounts (any entity pairing supported). - [Webhooks](https://developers.ingopayments.com/docs/banking/webhooks/overview.md): Real-time event notifications for the Ingo Banking Platform — KYC/KYB results, account issuance, and transfer events. - [User Created](https://developers.ingopayments.com/banking-webhooks/user-events/user-created.md): Fired when a new individual user profile is created. - [User KYC Success](https://developers.ingopayments.com/banking-webhooks/user-events/user-kyc-success.md): Fired when a user passes KYC verification. - [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. - [Business Created](https://developers.ingopayments.com/banking-webhooks/business-events/business-created.md): Fired when a new business profile is created. - [Business KYB Success](https://developers.ingopayments.com/banking-webhooks/business-events/business-kyb-success.md): Fired when a business passes KYB verification. - [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. - [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 Success](https://developers.ingopayments.com/banking-webhooks/wallet-events/wallet-top-up-success.md): Fired when funds are successfully added to a wallet. - [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. - [Account Created](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-created.md): Fired when a new entity account is created. - [Account Saved](https://developers.ingopayments.com/banking-webhooks/account-lifecycle/account-saved.md): Fired when an entity account record is updated. - [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 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 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 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 Transfer Created](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-created.md): Fired when a new transfer is initiated. - [Account Transfer Completed](https://developers.ingopayments.com/banking-webhooks/transfer-events/account-transfer-completed.md): Fired when a transfer settles successfully. - [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. - [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 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 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 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. ## OpenAPI Specs - [crms-check-maker-alert](/specs/crms-check-maker-alert.yaml) - [crms-check-protect](/specs/crms-check-protect.yaml) - [crms-duplicate-exchange](/specs/crms-duplicate-exchange.yaml) - [crms-fraud-alert](/specs/crms-fraud-alert.yaml) - [crms-sdk-card-add-or-update-tokenized](/specs/crms-sdk-card-add-or-update-tokenized.yaml) - [crms-sdk-card-add-or-update](/specs/crms-sdk-card-add-or-update.yaml) - [crms-sdk-card-delete](/specs/crms-sdk-card-delete.yaml) - [crms-sdk-card-get-registered-cards](/specs/crms-sdk-card-get-registered-cards.yaml) - [crms-sdk-card-update-account](/specs/crms-sdk-card-update-account.yaml) - [crms-sdk-partners-add-customer-attributes](/specs/crms-sdk-partners-add-customer-attributes.yaml) - [crms-sdk-partners-add-session-attributes](/specs/crms-sdk-partners-add-session-attributes.yaml) - [crms-sdk-partners-authenticate-obo](/specs/crms-sdk-partners-authenticate-obo.yaml) - [crms-sdk-partners-authenticate](/specs/crms-sdk-partners-authenticate.yaml) - [crms-sdk-partners-enroll-customer](/specs/crms-sdk-partners-enroll-customer.yaml) - [crms-sdk-partners-find-customer](/specs/crms-sdk-partners-find-customer.yaml) - [crms-sdk-partners-get-transaction-history](/specs/crms-sdk-partners-get-transaction-history.yaml) - [crms-sdk-paypal-register-customer](/specs/crms-sdk-paypal-register-customer.yaml) - [iframe-session-create](/specs/iframe-session-create.yaml) - [ingo-banking-merchant-ledgering](/specs/ingo-banking-merchant-ledgering.yaml) - [ingopay-check-cancel](/specs/ingopay-check-cancel.yaml) - [ingopay-check-stop](/specs/ingopay-check-stop.yaml) - [ingopay-debit-process-ach](/specs/ingopay-debit-process-ach.yaml) - [ingopay-debit-process-card](/specs/ingopay-debit-process-card.yaml) - [ingopay-notify-v3](/specs/ingopay-notify-v3.yaml) - [ingopay-notify-v4](/specs/ingopay-notify-v4.yaml) - [ingopay-open-banking-account](/specs/ingopay-open-banking-account.yaml) - [ingopay-process-ach](/specs/ingopay-process-ach.yaml) - [ingopay-process-billpay](/specs/ingopay-process-billpay.yaml) - [ingopay-process-card](/specs/ingopay-process-card.yaml) - [ingopay-process-check](/specs/ingopay-process-check.yaml) - [ingopay-process-paypal-venmo](/specs/ingopay-process-paypal-venmo.yaml) - [ingopay-process-retail-card-present](/specs/ingopay-process-retail-card-present.yaml) - [ingopay-risk](/specs/ingopay-risk.yaml) - [ingopay-search-v11](/specs/ingopay-search-v11.yaml) - [ingopay-verify-ach](/specs/ingopay-verify-ach.yaml) - [ingopay-verify-billpay](/specs/ingopay-verify-billpay.yaml) - [ingopay-verify-card](/specs/ingopay-verify-card.yaml) - [ingopay-verify-check](/specs/ingopay-verify-check.yaml) - [ingopay-verify-paypal-venmo](/specs/ingopay-verify-paypal-venmo.yaml) - [ingopay-verify-retail-card-present](/specs/ingopay-verify-retail-card-present.yaml) ## AsyncAPI Specs - [asyncapi-validation-draft](/asyncapi-validation-draft.yaml) - [asyncapi-banking](/specs/asyncapi-banking.yaml) - [asyncapi-cdrm-check-protect](/specs/asyncapi-cdrm-check-protect.yaml) - [asyncapi-cdrm-sdk](/specs/asyncapi-cdrm-sdk.yaml) - [asyncapi-crms-check-protect](/specs/asyncapi-crms-check-protect.yaml) - [asyncapi-crms-sdk](/specs/asyncapi-crms-sdk.yaml) - [asyncapi-iframe](/specs/asyncapi-iframe.yaml) - [asyncapi-ingopay](/specs/asyncapi-ingopay.yaml) - [asyncapi-notify-v3](/specs/asyncapi-notify-v3.yaml) - [asyncapi-notify-v4](/specs/asyncapi-notify-v4.yaml) This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.