# Sinch Conversation API

**Canonical:** https://apis.io/apis/sinch/sinch-conversation-api/  
**Provider:** Sinch — https://apis.io/providers/sinch/  
**Base URL:** https://us.conversation.api.sinch.com  
**Documentation:** https://developers.sinch.com/docs/conversation/api-reference/conversation

Sinch Conversation API is one of 101 APIs that [Sinch](https://apis.io/providers/sinch/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification. This API exposes 6 JSON Schema definitions. Tagged areas include Access Control Lists, Active Numbers, Application, Available Numbers, and Available Regions. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, an AsyncAPI specification, and 6 JSON Schemas.

Overview Send and receive messages globally over SMS, RCS, WhatsApp, Viber Business, Facebook messenger and other popular channels using the Sinch Conversation API. {% admonition type="info" name="Note:" %} If you would like help setting up your Conversation API solution, and want to quickly get started sending and receiving messages, review our Getting Started guide. {% /admonition %} The Conversation API endpoint uses built-in transcoding to give you the power of conversation across all supported channels and, if required, full control over channel specific features. Authentication OAuth2.0

## Operations (13)

| Method | Path | Summary |
|---|---|---|
| GET | `/v1/projects/{project_id}/conversations` | List conversations |
| POST | `/v1/projects/{project_id}/conversations` | Create a conversation |
| GET | `/v1/projects/{project_id}/conversations/{conversation_id}` | Get a conversation |
| DELETE | `/v1/projects/{project_id}/conversations/{conversation_id}` | Delete a conversation |
| PATCH | `/v1/projects/{project_id}/conversations/{conversation_id}` | Update a conversation |
| GET | `/v1/projects/{project_id}/conversations:recent` | List recent conversations |
| POST | `/v1/projects/{project_id}/conversations/{conversation_id}:inject-event` | Inject an event |
| POST | `/v1/projects/{project_id}/conversations/{conversation_id}:stop` | Stop conversation |
| POST | `/v1/projects/{project_id}/conversations/{conversation_id}:inject-message` | Inject a message |
| GET | `/v1/projects/{projectId}/conversation/apps/{conversationAppId}/instagram` | Get Instagram channel information |
| GET | `/v1/projects/{projectId}/conversation/apps/{conversationAppId}/messenger` | Get Facebook Messenger channel information |
| GET | `/v1/projects/{projectId}/conversation/apps/{conversationAppId}/telegram` | Get Telegram Bot channel information |
| GET | `/v1/projects/{projectId}/conversation/apps/{conversationAppId}/viber` | Get Viber Bot channel information |

## Machine-readable artifacts (12)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/openapi/sinch-conversation-api-openapi.yml
- **OpenAPI** — https://developers.sinch.com/_bundle/docs/conversation/api-reference/conversation.yaml
- **Documentation** — https://developers.sinch.com/docs/conversation
- **APIReference** — https://developers.sinch.com/docs/conversation/api-reference/conversation
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/asyncapi/sinch-conversation-webhooks-asyncapi.yml
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-webhook-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-send-event-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-transcode-message-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-project-settings-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-list-messages-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/json-schema/sinch-transcode-message-response-schema.json
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/sinch/refs/heads/main/apis.yml

## Other Sinch APIs (12)

- [Sinch Voice API](https://apis.io/apis/sinch/sinch-voice-api/)
- [Sinch Brands API](https://apis.io/apis/sinch/sinch-brands-api/)
- [Sinch MMS API](https://apis.io/apis/sinch/sinch-mms-api/)
- [Sinch Batches API](https://apis.io/apis/sinch/sinch-batches-api/)
- [Sinch Delivery Reports API](https://apis.io/apis/sinch/sinch-delivery-reports-api/)
- [Sinch Inbounds API](https://apis.io/apis/sinch/sinch-inbounds-api/)
- [Sinch Groups API](https://apis.io/apis/sinch/sinch-groups-api/)
- [Sinch 10DLC Brand Registration API](https://apis.io/apis/sinch/sinch-10dlc-brand-registration-api/)
- [Sinch 10DLC Campaign Registration API](https://apis.io/apis/sinch/sinch-10dlc-campaign-registration-api/)
- [Sinch Access Control List API](https://apis.io/apis/sinch/sinch-access-control-list-api/)
- [Sinch Access Control Lists API](https://apis.io/apis/sinch/sinch-access-control-lists-api/)
- [Sinch Access Key API](https://apis.io/apis/sinch/sinch-access-key-api/)

## Tags

Access Control Lists, Active Numbers, Application, Available Numbers, Available Regions, Batches, Brand Metadata, Brands

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