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Langflow Files API

The Files API from Langflow — 11 operation(s) for files.

Langflow Files 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.

Tagged areas include File. 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 18 operations across 11 paths, and defines 8 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.

18 operations 11 paths 8 schemas 5 DELETE8 GET4 POST1 PUT

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 Files 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 18

Across 11 paths, the API surfaces 18 operations — 5 DELETE, 8 GET, 4 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.

Files 18
DELETE
/api/v1/files/delete/{flow_id}/{file_name}
Delete File
delete_file_api_v1_files_delete__flow_id___file_name__delete 2 params → 200422
GET
/api/v1/files/download/{flow_id}/{file_name}
Download File
download_file_api_v1_files_download__flow_id___file_name__get 2 params → 200422
GET
/api/v1/files/images/{flow_id}/{file_name}
Download Image
download_image_api_v1_files_images__flow_id___file_name__get 2 params → 200422
GET
/api/v1/files/list/{flow_id}
List Files
list_files_api_v1_files_list__flow_id__get 1 param → 200422
GET
/api/v1/files/profile_pictures/list
List Profile Pictures
list_profile_pictures_api_v1_files_profile_pictures_list_get → 200
GET
/api/v1/files/profile_pictures/{folder_name}/{file_name}
Download Profile Picture
download_profile_picture_api_v1_files_profile_pictures__folder_name___file_name__get 2 params → 200422
POST
/api/v1/files/upload/{flow_id}
Upload File
upload_file_api_v1_files_upload__flow_id__post 1 param body → 201422
DELETE
/api/v2/files
Delete All Files
delete_all_files_api_v2_files_delete → 200
GET
/api/v2/files
List Files
list_files_api_v2_files_get → 200
POST
/api/v2/files
Upload User File
upload_user_file_api_v2_files_post 2 params body → 201422
DELETE
/api/v2/files/
Delete All Files
delete_all_files_api_v2_files__delete → 200
GET
/api/v2/files/
List Files
list_files_api_v2_files__get → 200
POST
/api/v2/files/
Upload User File
upload_user_file_api_v2_files__post 2 params body → 201422
DELETE
/api/v2/files/batch/
Delete Files Batch
delete_files_batch_api_v2_files_batch__delete body → 200422
POST
/api/v2/files/batch/
Download Files Batch
download_files_batch_api_v2_files_batch__post body → 200422
DELETE
/api/v2/files/{file_id}
Delete File
delete_file_api_v2_files__file_id__delete 1 param → 200422
GET
/api/v2/files/{file_id}
Download File
download_file_api_v2_files__file_id__get 2 params → 200422
PUT
/api/v2/files/{file_id}
Edit File Name
edit_file_name_api_v2_files__file_id__put 2 params → 200422

Schemas 8

The contract defines 8 schemas that model the data the API accepts and returns. The most detailed are langflow__services__database__models__file__model__File (8 properties), ValidationError (5 properties), langflow__api__schemas__UploadFileResponse (5 properties), langflow__api__v1__schemas__UploadFileResponse (2 properties). Each schema is shown below with its type and property counts.

HTTPValidationError
object
1 property
langflow__api__schemas__UploadFileResponse
object
File upload response schema.
5 properties 4 required
ValidationError
object
5 properties 3 required
langflow__api__v1__schemas__UploadFileResponse
object
Upload file response schema.
2 properties 2 required
Body_upload_file_api_v1_files_upload__flow_id__post
object
1 property 1 required
Body_upload_user_file_api_v2_files_post
object
1 property 1 required
Body_upload_user_file_api_v2_files__post
object
1 property 1 required
langflow__services__database__models__file__model__File
object
8 properties 4 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

langflow-files-api-openapi.yml Raw ↑

Other APIs Langflow publishes across the network.

Langflow Base API
Langflow Chat API
Langflow Flow Events API
Langflow Flows API
Langflow Health Check API
Langflow Log API
Langflow MCP API
Langflow mcp_projects 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 Files 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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