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APIs for AI agents

Services AI agents can reach through APIs. Each listing shows what the agent needs and the sources behind it.

Services are ordered by documented operations, attributed reports and current documentation. Each card shows the interfaces a service offers; open it for access requirements and sources.

Categories · Tasks · Interfaces · How listings are checked

Pluggy

Pluggy provides an Open Finance API. Its server-side authentication endpoint exchanges an application client ID and secret for a short-lived API key.

Finance and economic data · api · Developer tools

API · Documentation checked: 2026-10-11

The SMS Works

The SMS Works provides an SMS API; the documented message-send operation accepts an authenticated JSON message request.

Communications · sms · api

API · Documentation checked: 2026-10-11

Plane

Plane is a project management platform with REST APIs for working with workspaces and projects. Its v2 current-user operation reports which user and credential are behind an API request.

project management · Developer tools

API · Documentation checked: 2026-10-09

The Noun Project

Search The Noun Project icon catalog through its API.

Media and entertainment · images · Developer tools

API · Documentation checked: 2026-10-09

Wikipedia

The MediaWiki REST API provides wiki content through a RESTful HTTP interface, including Wikipedia page search and retrieval.

Research and knowledge

API · Documentation checked: 2026-10-13

Infura

Retrieve the latest Ethereum mainnet block number through Infura's managed JSON-RPC endpoint.

blockchain

API · Documentation checked: 2026-10-09

PayMongo

Create a Payment Intent in PayMongo's card payment workflow using a server-side secret test key.

Finance and economic data · Commerce · API

API · Documentation checked: 2026-10-10

ipify

ipify is a public API for retrieving the caller’s public IP address.

networking · Developer tools · IP address

API · Documentation checked: 2026-10-10

Rewardful

Retrieve a paginated list of affiliates from a merchant's Rewardful account.

sales-and-marketing

API · Documentation checked: 2026-10-09

Synthflow

Synthflow provides APIs and tools for automating AI phone calls.

voice-ai · telephony · api

API · Documentation checked: 2026-10-10

GoCardless

GoCardless provides payment services and an API for managing customer records. This path retrieves the authenticated account's customer list in the sandbox.

Commerce · Finance and economic data

API · Documentation checked: 2026-10-11

OnSched

Appointment scheduling APIs for authenticated clients and public booking flows.

Productivity and collaboration · API

API · Documentation checked: 2026-10-09

Goosy Bear

Goosy Bear provides one place to run marketing workflows, with an account API for checking the remaining credits balance.

business · Developer tools

API · Documentation checked: 2026-10-10

Radio Browser API

Radio Browser API provides a public, community-maintained index of internet radio stations with country, codec, tag, and station search endpoints.

Media and entertainment · music · search

API · Documentation checked: 2026-10-13

Greenhouse

Greenhouse Harvest v3 API for listing candidate-facing job posts.

recruiting · human-resources · api

API · Documentation checked: 2026-10-09

file.io

Temporary file sharing service with an API for uploading files and creating share details.

file sharing · storage

API · Documentation checked: 2026-10-09

Rivet

Rivet provides a control plane and HTTP API for managing namespaces and durable actors.

Developer tools · Hosting and deployment

API · Documentation checked: 2026-10-09

SocialData

SocialData provides a read-only REST API and MCP server for searching public X/Twitter posts, profiles, and related data, with pay-per-result pricing.

social media · Public data · Developer tools

API · Documentation checked: 2026-10-11