# LLM Gateway Messages API

**Canonical:** https://apis.io/apis/llmgateway-io/llmgateway-io-messages-api/  
**Provider:** LLM Gateway — https://apis.io/providers/llmgateway-io/  
**Base URL:** https://api.llmgateway.io  
**Documentation:** https://docs.llmgateway.io

LLM Gateway Messages API is one of 17 APIs that [LLM Gateway](https://apis.io/providers/llmgateway-io/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Message. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The Messages API from LLM Gateway — 1 operation(s) for messages.

## Operations (1)

| Method | Path | Summary |
|---|---|---|
| POST | `/v1/messages` | Anthropic Messages |

## Machine-readable artifacts (5)

- **OpenAPI** — https://artifacts.apis.io/llmgateway-io/openapi/llmgateway-io-messages-api-openapi.yml
- **Documentation** — https://docs.llmgateway.io
- **LLMsTxt** — https://docs.llmgateway.io/llms.txt
- **Documentation** — https://docs.llmgateway.io/v1_decisions
- **Documentation** — https://docs.llmgateway.io/v1_systemone

## Other LLM Gateway APIs (12)

- [LLM Gateway MCP Server](https://apis.io/apis/llmgateway-io/mcp/)
- [LLM Gateway Audio API](https://apis.io/apis/llmgateway-io/llmgateway-io-audio-api/)
- [LLM Gateway Decisions API](https://apis.io/apis/llmgateway-io/llmgateway-io-decisions-api/)
- [LLM Gateway Embeddings API](https://apis.io/apis/llmgateway-io/llmgateway-io-embeddings-api/)
- [LLM Gateway Images API](https://apis.io/apis/llmgateway-io/llmgateway-io-images-api/)
- [LLM Gateway Key API](https://apis.io/apis/llmgateway-io/llmgateway-io-key-api/)
- [LLM Gateway LLM Gateway API](https://apis.io/apis/llmgateway-io/llmgateway-io-llm-gateway-api-api/)
- [LLM Gateway Models API](https://apis.io/apis/llmgateway-io/llmgateway-io-models-api/)
- [LLM Gateway Moderations API](https://apis.io/apis/llmgateway-io/llmgateway-io-moderations-api/)
- [LLM Gateway Ocr API](https://apis.io/apis/llmgateway-io/llmgateway-io-ocr-api/)
- [LLM Gateway Realtime API](https://apis.io/apis/llmgateway-io/llmgateway-io-realtime-api/)
- [LLM Gateway Rerank API](https://apis.io/apis/llmgateway-io/llmgateway-io-rerank-api/)

## Tags

Message

---

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