Apache NiFi

Apache NiFi Access API

Authentication and access token management

Documentation GitHub OpenAPI

Operations 3

POST /access/token Create an access token using username and password #

DELETE /access/logout Log the current user out and invalidate the JWT #

GET /authentication/configuration Retrieve authentication configuration and status #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/apache-nifi-access-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Apache NiFi REST Access API
  version: 2.x
  description: 'A best-effort OpenAPI 3.1 description of selected endpoints from the Apache

    NiFi REST API. NiFi exposes a comprehensive JWT-authenticated REST API for

    managing processors, connections, controller services, process groups,

    reporting tasks, provenance, flow versions, system diagnostics, access

    control, parameter contexts, and data transfer. The canonical machine

    readable specification is published by the NiFi project as

    `/nifi-docs/swagger.yaml`.

    '
  contact:
    name: Apache NiFi
    url: https://nifi.apache.org/
  license:
    name: Apache-2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: http://{host}:{port}/nifi-api
  description: Default NiFi REST API base URL
  variables:
    host:
      default: localhost
    port:
      default: '8080'
tags:
- name: Access
  description: Authentication and access token management
paths:
  /access/token:
    post:
      tags:
      - Access
      summary: Create an access token using username and password
      operationId: createAccessToken
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              type: object
              required:
              - username
              - password
              properties:
                username:
                  type: string
                password:
                  type: string
                  format: password
      responses:
        '201':
          description: JWT bearer token issued
          content:
            text/plain:
              schema:
                type: string
        '401':
          description: Invalid credentials
  /access/logout:
    delete:
      tags:
      - Access
      summary: Log the current user out and invalidate the JWT
      operationId: logout
      security:
      - bearerAuth: []
      responses:
        '200':
          description: Logged out
  /authentication/configuration:
    get:
      tags:
      - Access
      summary: Retrieve authentication configuration and status
      operationId: getAuthenticationConfiguration
      responses:
        '200':
          description: Authentication configuration
          content:
            application/json:
              schema:
                type: object
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: JWT issued by POST /access/token