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Langflow mcp_projects API

The mcp_projects API from Langflow — 4 operation(s) for mcp_projects.

Langflow mcp_projects API is one of 15 APIs that Langflow publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 5 JSON Schema definitions.

The published artifact set on APIs.io includes an OpenAPI specification, API documentation, authentication docs, a JSON-LD context, and 5 JSON Schemas.

This API exposes 5 operations across 4 paths, and defines 7 schemas. It is described by OpenAPI 3.1.0, at version 1.9.0.

Requests are made against the base URL http://localhost:7860/api.

5 operations 4 paths 7 schemas 3 GET1 PATCH1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.9.0
Base URL
http://localhost:7860/api
Authentication
API Key, API Key, OAuth 2.0
Resource Areas
1

Authentication & Security 3

Langflow mcp_projects API declares 3 security schemes for authenticating requests. An API key is passed in the header as x-api-key (API key header). An API key is passed in the query as x-api-key (API key query). It supports OAuth 2.0 (OAuth2PasswordBearerCookie) using the password flow.

Paths & Operations 5

Across 4 paths, the API surfaces 5 operations — 3 GET, 1 PATCH, 1 POST. Each is listed below with its method, path, parameters, and response codes.

mcp_projects 5
GET
/api/v1/mcp/project/{project_id}
List Project Tools
list_project_tools_api_v1_mcp_project__project_id__get 2 params → 200422
PATCH
/api/v1/mcp/project/{project_id}
Update Project Mcp Settings
update_project_mcp_settings_api_v1_mcp_project__project_id__patch 1 param body → 200422
GET
/api/v1/mcp/project/{project_id}/composer-url
Get Project Composer Url
get_project_composer_url_api_v1_mcp_project__project_id__composer_url_get 1 param → 200422
POST
/api/v1/mcp/project/{project_id}/install
Install Mcp Config
install_mcp_config_api_v1_mcp_project__project_id__install_post 1 param body → 200422
GET
/api/v1/mcp/project/{project_id}/installed
Check Installed Mcp Servers
check_installed_mcp_servers_api_v1_mcp_project__project_id__installed_get 1 param → 200422

Schemas 7

The contract defines 7 schemas that model the data the API accepts and returns. The most detailed are AuthSettings (12 properties), MCPSettings (6 properties), ComposerUrlResponse (5 properties), ValidationError (5 properties). Each schema is shown below with its type and property counts.

HTTPValidationError
object
1 property
MCPSettings
object
Model representing MCP settings for a flow.
6 properties 1 required
MCPProjectUpdateRequest
object
Request model for updating MCP project settings including auth.
2 properties 1 required
AuthSettings
object
Model representing authentication settings for MCP.
12 properties
ValidationError
object
5 properties 3 required
MCPInstallRequest
object
2 properties 1 required
ComposerUrlResponse
object
Response model for MCP Composer connection details.
5 properties 2 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

langflow-mcp-projects-api-openapi.yml Raw ↑

Other APIs Langflow publishes across the network.

Langflow Base API
Langflow Chat API
Langflow Files API
Langflow Flow Events API
Langflow Flows API
Langflow Health Check API
Langflow Log API
Langflow MCP API
Langflow Monitor API
Langflow OpenAI Responses API API
Langflow Projects API
Langflow Traces API
Where this information came from

This is an independent, third-party profile of Langflow mcp_projects API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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