# Citi WorldLink v3 API

**Canonical:** https://apis.io/apis/citi/citi-worldlink-v3-api/  
**Provider:** Citi — https://apis.io/providers/citi/  
**Base URL:** https://tts.apib2b.citi.com/citiconnect/prod  
**Documentation:** https://developer.citi.com/apidocs/authentication/authentication-only-guide

Citi WorldLink v3 API is one of 104 APIs that [Citi](https://apis.io/providers/citi/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include WorldLink v3. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and authentication docs.

The WorldLink v3 API from Citi — 3 operation(s) for worldlink v3.

## Operations (3)

| Method | Path | Summary |
|---|---|---|
| POST | `/v3/payment/initiation` | WorldLink Payment Initiation |
| POST | `/v3/fx/raterequest` | WorldLink FX Rate Inquiry |
| POST | `/v3/fx/bookfx` | WorldLink FX Booking |

## Machine-readable artifacts (31)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/openapi/citi-worldlink-v3-api-openapi.yml
- **Documentation** — https://developer.citi.com/apidocs/authentication/authentication-only-guide
- **APIReference** — https://developer.citi.com/apidocs/authentication/authentication-api-reference
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/authentication/citi-authentication.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/conventions/citi-conventions.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/errors/citi-problem-types.yml
- **Sandbox** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/sandbox/citi-sandbox.yml
- **Documentation** — https://developer.citi.com/apidocs/account-reporting/balances/balances-overview
- **APIReference** — https://developer.citi.com/apidocs/account-reporting/balances/balances-api-reference
- **Documentation** — https://developer.citi.com/apidocs/outgoing-payments/payments/payments-overview
- **APIReference** — https://developer.citi.com/apidocs/outgoing-payments/payments/payments-api-reference
- **Webhooks** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/asyncapi/citi-webhooks.yml
- **DeclineCodes** — https://raw.githubusercontent.com/api-evangelist/citi/refs/heads/main/errors/citi-decline-codes.yml
- **Documentation** — https://developer.citi.com/apidocs/accept-payments/online-payment-acceptance/online-payment-acceptance-overview
- **APIReference** — https://developer.citi.com/apidocs/accept-payments/online-payment-acceptance/online-payment-acceptance-api-reference
- **Documentation** — https://developer.citi.com/apidocs/commercial-cards/virtual-cards/commercial-cards-overview
- **APIReference** — https://developer.citi.com/apidocs/commercial-cards/virtual-cards/virtual-cards-api-reference
- **Documentation** — https://developer.citi.com/apidocs/fx/gateway/citifx-gateway-overview
- **APIReference** — https://developer.citi.com/apidocs/fx/instant-fx/instant-fx-overview
- **Documentation** — https://developer.citi.com/apidocs/custody/accounts/accounts-overview
- **APIReference** — https://developer.citi.com/apidocs/custody/safekeeping-positions/safekeeping-positions-api-reference
- **Documentation** — https://developer.citi.com/apidocs/transfer-agency/accounts/accounts-overview
- **APIReference** — https://developer.citi.com/apidocs/transfer-agency/accounts/accounts-api-reference
- **Documentation** — https://developer.citi.com/apidocs/open-banking/ukraine-open-banking/ukraine-open-banking-overview
- **APIReference** — https://developer.citi.com/apidocs/open-banking/ukraine-open-banking/ukraine-bank-data-sharing-api-reference
- **Documentation** — https://developer.citi.com/apidocs/trade/standby-letters-of-credit/trade-overview
- **APIReference** — https://developer.citi.com/apidocs/trade/standby-letters-of-credit/trade-api-reference
- **Documentation** — https://developer.citi.com/apidocs/gateway-services/gateway-services-user-guide
- **APIReference** — https://developer.citi.com/apidocs/gateway-services/gateway-services-api-reference
- **Documentation** — https://developer.citi.com/apidocs/additional-payment-services/additional-payment-services/additional-payment-services-overview
- **APIReference** — https://developer.citi.com/apidocs/additional-payment-services/additional-payment-services/additional-payment-services-api-reference

## Other Citi APIs (12)

- [Citi Account Notification API](https://apis.io/apis/citi/citi-account-notification-api/)
- [Citi Accounts API](https://apis.io/apis/citi/citi-accounts-api/)
- [Citi Addonservices API](https://apis.io/apis/citi/citi-addonservices-api/)
- [Citi Authentication API](https://apis.io/apis/citi/citi-authentication-api/)
- [Citi Authenticationservices API](https://apis.io/apis/citi/citi-authenticationservices-api/)
- [Citi Authorization API](https://apis.io/apis/citi/citi-authorization-api/)
- [Citi Balance API](https://apis.io/apis/citi/citi-balance-api/)
- [Citi Bank Data Sharing API](https://apis.io/apis/citi/citi-bankdatasharing-api/)
- [Citi Beneficiary Validation API](https://apis.io/apis/citi/citi-beneficiary-validation-api/)
- [Citi Billing API](https://apis.io/apis/citi/citi-billing-api/)
- [Citi Blocks & Filters API](https://apis.io/apis/citi/citi-blocks-filters-api/)
- [Citi Branch API](https://apis.io/apis/citi/citi-branch-api/)

## Tags

WorldLink v3

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/citi/citi-worldlink-v3-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/citi/.