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Find services AI agents can actually use.

Search the agentic web for free. Compare services, APIs, and tools by machine-readable readiness. Organic rank is based on readiness, never payment.

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Sites Indexed
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5054 sites found for "payment API"
Go-UPC — The Global Barcode Database and API
go-upc.com
Bring your product application to life with the world's most powerful barcode API. Go-UPC gives you instant access to product data from across the globe.
API data
15
+15 structured API missing +25 llms.txt
Real-Time Financial Data API | Intrinio
intrinio.com
Intrinio is more than a financial data API provider – we’re a real time data partner. That means we’re your guide to every step of the financial data process.
API data
15
+15 structured API missing +25 llms.txt
M
Magic The Gathering API - Now part of Scrydex
magicthegathering.io
The ultimate Magic: The Gathering developer resource. The MTG API allows developers to easily consume MTG card and set data in JSON format.
API other
15
+15 structured API missing +25 llms.txt
Free stock market and finance news API | marketaux
marketaux.com
Free finance and stock market news and analysis API in JSON format for over 80 markets and over 5,000 sources.
API data
15
+15 structured API missing +25 llms.txt
Create mock APIs in seconds with Mockoon
mockoon.com
Mockoon is the easiest and quickest way to run mock REST API servers. No remote deployment, no account required, free, open source and cross-platform.
API developer
15
+15 structured API missing +25 llms.txt
ModerateContent.com - The Free Image Moderation API
moderatecontent.com
Our FREE API provides an automated rating for any image (adult, teen and everyone). We process over a 1,000,000 images per month for FREE. We also offer the lowest cost enterprise solution in the industry.
API ai-tools
15
+15 structured API missing +25 llms.txt
Ntropy | Accurate Data Enrichment API
ntropy.network
Ntropy is the most accurate financial data standardization and enrichment API. Any data source, any geography.
API data
15
+15 structured API missing +25 llms.txt
OpenTools | The API for LLM tool use
opentools.com
One API to use any LLM with every MCP tool
API ai-tools
15
+15 structured API missing +25 llms.txt
PokéAPI
pokeapi.co
An open RESTful API for Pokémon data
API other
15
+15 structured API missing +25 llms.txt
ReadMe · Developer-friendly API documentation
readme.com
ReadMe helps you create beautiful, interactive API documentation that developers love.
API developer
15
+15 structured API missing +25 llms.txt
ReadMe · Developer-friendly API documentation
readme.io
ReadMe helps you create beautiful, interactive API documentation that developers love.
API other
15
+15 structured API missing +25 llms.txt
scrapestack - Free Proxy & Web Scraping API
scrapestack.com
Use our proxy and web scraping REST API to extract html data from any web page, supporting 100 geolocations, CAPTCHAs and IP rotation for millions of IPs.
API data
15
+15 structured API missing +25 llms.txt
Serper - The World's Fastest and Cheapest Google Search API
serper.dev
Industry-leading SERP API, delivering lightning-fast Google search results in 1-2 seconds, at an unbeatable price starting at $0.30 per 1,000 queries.
API ai-tools
15
+15 structured API missing +25 llms.txt
Shorten.REST — A URL shortener REST API for high-demand teams
shorten.rest
A REST API for branded URL shortening, click tracking and mobile deep linking. Run on AWS multi-AZ infrastructure with a 99.99% uptime SLA, free SSL on custom domains, and predictable per-call pricing.
API developer
15
+15 structured API missing +25 llms.txt
SportsDataIO - Live Sports Data Provider, API Solutions, NFL, NBA, MLB Data
sportsdata.io
Live sports data provider with scores, odds, projections, stats, news, and images for NFL football, MLB Baseball, NBA Basketball, NHL Hockey, PGA Golf, NASCAR, Tennis Data, Soccer, and ESports. SportsDataIO provides sports API feeds and database downloads to power your website and mobile applications
API data
15
+15 structured API missing +25 llms.txt
StockData - Free Real-time, Intraday, Historical Stock Data API
stockdata.org
StockData.org - free intraday and historical stock, forex and crypto data and news in JSON format with easy to use API endpoints. Sign up for free.
API finance
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+15 structured API missing +25 llms.txt
API Documentation & Design Tools for Teams | Swagger
swagger.io
Simplify API development for users, teams, and enterprises with our open source and professional toolset. Findogut how Swagger can help you and get started today.
API developer
15
+15 structured API missing +25 llms.txt
Chat API and SDKs to build the best real-time messaging experiences – TalkJS
talkjs.com
Launch production-ready chat in minutes with a powerful API, feature-rich SDKs, and a fully customizable design. Real-time messaging built to scale with you as you grow.
API developer
15
+15 structured API missing +25 llms.txt
TheCocktailDB.com - Free Cocktail API
thecocktaildb.com
TheCocktail DB Free cocktail API database with easy to use JSON data feed and great high quality photos
API data
15
+15 structured API missing +25 llms.txt
TheMealDB.com - Free recipe API and database
themealdb.com
TheMealDB is a free recipe database and API that anyone can use to learn web programming or build apps
API data
15
+15 structured API missing +25 llms.txt

Wire NHS into your agent — MCP server

Add Not Human Search as an MCP tool. Your agent can call search_agents, get_site_details, get_stats, and submit_site at runtime.

Claude Code
claude mcp add --transport http nothumansearch https://nothumansearch.ai/mcp
Other clients: point any MCP-compatible tool at https://nothumansearch.ai/mcp (streamable-http transport).

Use NHS via REST

Prefer plain HTTP? Hit the search endpoint directly.

Search API
curl "https://nothumansearch.ai/api/v1/search?q=payment+API"
Agent Docs
llms.txt OpenAPI spec ai-plugin.json

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Use the public homepage. NHS checks standard paths like /llms.txt, OpenAPI, MCP, robots, and schema.