---
title: "Handle Streamable Http"
method: POST
path: "/api/mcp/streamable"
tags: ["mcp"]
---

# Handle Streamable Http

`POST /api/mcp/streamable`

Streamable HTTP endpoint for MCP clients that support the new transport.

## Response `200`

Successful Response

## Changes

- **2026-03-06** `0be341779529` — 3 info
  - api operation id `handle_streamable_http_api_mcp_streamable_delete` removed and replaced with `handle_streamable_http_api_mcp_streamable_post`
  - the endpoint scheme security `OAuth2PasswordBearerCookie` was added to the API
  - the endpoint scheme security `OAuth2PasswordBearer` was removed from the API
- **2026-02-18** `191b57fc530b` — 3 info
  - api operation id `handle_streamable_http_api_mcp_streamable_post` removed and replaced with `handle_streamable_http_api_mcp_streamable_delete`
  - the endpoint scheme security `OAuth2PasswordBearer` was added to the API
  - the endpoint scheme security `OAuth2PasswordBearerCookie` was removed from the API
- **2026-02-10** `0be341779529` — 2 info
  - the endpoint scheme security `OAuth2PasswordBearerCookie` was added to the API
  - the endpoint scheme security `OAuth2PasswordBearer` was removed from the API
- **2026-01-06** `51c528d67862` — 1 info
  - api operation id `handle_streamable_http_api_mcp_streamable_get` removed and replaced with `handle_streamable_http_api_mcp_streamable_post`
- **2025-12-23** `b0ee9ddb8d9f` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/langflow-ai/apis/langflow/changes/api/mcp/streamable/post.md)

---

[API](https://skmtc.dev/langflow-ai/apis/langflow.md) · [All operations](https://skmtc.dev/langflow-ai/apis/langflow/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/langflow-ai/langflow/revisions/0be341779529/schema)