# Clickatell External Link Callback API

**Canonical:** https://apis.io/apis/clickatell/clickatell-external-link-callback-api/  
**Provider:** Clickatell — https://apis.io/providers/clickatell/  
**Base URL:** https://flow-callback.clickatell.com  
**Documentation:** https://help.clickatell.com/developers-api-reference/reference/clickatell-api-reference

Clickatell External Link Callback API is one of 8 APIs that [Clickatell](https://apis.io/providers/clickatell/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 24 JSON Schema definitions. Tagged areas include External Link Callback. The published artifact set on APIs.io includes an OpenAPI specification and 24 JSON Schemas.

The External Link Callback API from Clickatell — 1 operation(s) for external link callback.

## Operations (1)

| Method | Path | Summary |
|---|---|---|
| POST | `/callback` | Direct an end-user to an external web page |

## Machine-readable artifacts (25)

- **OpenAPI** — https://artifacts.apis.io/clickatell/openapi/clickatell-external-link-callback-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-transaction-status-notification-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-payment-outcome-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-widget-config-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-pay-by-link-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-transaction-status-endpoint-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-payment-gateway-operation-result-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-pay-by-link-transaction-log-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-payment-receipt-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-detailed-widget-config-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-externallink-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-waitforcallback-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-omni-status-callback-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-omni-reply-callback-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-omni-channel-messages-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-omni-message-list-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-whats-app-notification-list-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-reply-status-notification-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-omni-message-status-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-omni-media-upload-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-reply-message-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-sms-status-callback-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-message-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-messages-list-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/clickatell/json-schema/clickatell-send-bulk-message-request-schema.json

## Other Clickatell APIs (7)

- [Clickatell Chat 2 Pay API](https://apis.io/apis/clickatell/clickatell-chat-2-pay-api-api/)
- [Clickatell Chat 2 Pay API Client Callbacks API](https://apis.io/apis/clickatell/clickatell-chat-2-pay-api-client-callbacks-api/)
- [Clickatell One API](https://apis.io/apis/clickatell/clickatell-one-api-api/)
- [Clickatell One API Client Callbacks API](https://apis.io/apis/clickatell/clickatell-one-api-client-callbacks-api/)
- [Clickatell SMS API](https://apis.io/apis/clickatell/clickatell-sms-api-api/)
- [Clickatell SMS Client Callbacks API](https://apis.io/apis/clickatell/clickatell-sms-client-callbacks-api/)
- [Clickatell Wait for Callback API](https://apis.io/apis/clickatell/clickatell-wait-for-callback-api/)

## Tags

External Link Callback

---

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