# SleekFlow Messaging API

**Canonical:** https://apis.io/apis/sleekflow/sleekflow-messaging-api/  
**Provider:** SleekFlow — https://apis.io/providers/sleekflow/  
**Base URL:** https://api.sleekflow.io  
**Documentation:** https://apidoc.sleekflow.io/docs/platform-api/3z6iu3fo5evix-contacts

SleekFlow Messaging API is one of 7 APIs that [SleekFlow](https://apis.io/providers/sleekflow/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Messaging. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Send messages, files, and internal notes; check conversation windows.

## Machine-readable artifacts (8)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/sleekflow/refs/heads/main/openapi/sleekflow-messaging-api-openapi.yml
- **Documentation** — https://help.sleekflow.io/en_US/integrations/platform-api-integration
- **APIReference** — https://apidoc.sleekflow.io/docs/platform-api/3z6iu3fo5evix-contacts
- **PostmanCollection** — https://raw.githubusercontent.com/api-evangelist/sleekflow/refs/heads/main/collections/sleekflow.postman_collection.json
- **APIReference** — https://apidoc.sleekflow.io/docs/platform-api/9ty13q0r571om-messaging
- **APIReference** — https://apidoc.sleekflow.io/docs/platform-api/nijbjgxrs4s50-sleek-flow-platform-api
- **APIReference** — https://apidoc.sleekflow.io/docs/platform-api/t21aeu2xvtiw6-staff-and-team
- **Review** — https://raw.githubusercontent.com/api-evangelist/sleekflow/refs/heads/main/review.yml

## Other SleekFlow APIs (6)

- [SleekFlow Companies API](https://apis.io/apis/sleekflow/sleekflow-companies-api/)
- [SleekFlow Contacts API](https://apis.io/apis/sleekflow/sleekflow-contacts-api/)
- [SleekFlow Conversations API](https://apis.io/apis/sleekflow/sleekflow-conversations-api/)
- [SleekFlow Lists API](https://apis.io/apis/sleekflow/sleekflow-lists-api/)
- [SleekFlow Staff and Teams API](https://apis.io/apis/sleekflow/sleekflow-staff-and-teams-api/)
- [SleekFlow Webhooks API](https://apis.io/apis/sleekflow/sleekflow-webhooks-api/)

## Tags

Messaging

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