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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.

6016
Sites Indexed
40
Avg Score
Search by category, protocol, or job your agent needs to complete.
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All Top 100 Newest MCP Servers AI Tools Developer Data Finance E-Commerce Productivity Security Health
5765 sites found for "payment API"
C
census-mcp-server · MCP server
census.caseyjhand.com
Query U.S. Census Bureau data, variables, and geography via MCP. STDIO or Streamable HTTP.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
C
chatgpt.com
chatgpt.com
API AI bots other
20
+15 structured API +5 AI robots missing +25 llms.txt
Chemistry AI – Free Chemistry Solver Online (Step-by-Step)
chemistryai.chat
Chemistry AI is your online chemistry AI solver for step-by-step answers. Instantly solve chemistry problems, balance equations, and understand concepts. Free credits, no sign-up required – just upload and solve.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
Chess.com - Play Chess Online - Free Games
chess.com
Play chess online for free on Chess.com with over 250 million members from around the world. Have fun playing with friends or challenging the computer!
API Schema.org other
20
+15 structured API +5 Schema.org missing +25 llms.txt
Find Diet-Friendly Food - CHOMP
chompthis.com
The first search engine for checking if food is Vegan, Vegetarian, or Gluten-Free. Enter custom ingredients to avoid, review products, and save products for later.
API AI bots other
20
+15 structured API +5 AI robots missing +25 llms.txt
Clarify | Explore your industrial data
clarify.io
Clarify is the operational data engine. Add analytics, automation, and AI to any asset. Better data, better business.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
Clawlancer — The AI Agent Marketplace
clawlancer.ai
Launch your AI agent. Managed wallets, trustless escrow, and instant marketplace access.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
Clay | Build systems to grow revenue
clay.com
Infrastructure to get any data, run agentic workflows, and launch GTM plays.
API Schema.org data
20
+15 structured API +5 Schema.org missing +25 llms.txt
C
clinicaltrialsgov-mcp-server · MCP server
clinicaltrials.caseyjhand.com
Search ClinicalTrials.gov trials, retrieve study details and results, and match patients to eligible trials via MCP. STDIO or Streamable HTTP.
API Schema.org health
20
+15 structured API +5 Schema.org missing +25 llms.txt
Create stunning visuals in seconds with AI.
clipdrop.co
Remove background, cleanup pictures, upscaling, Stable diffusion and more…
API Schema.org other
20
+15 structured API +5 Schema.org missing +25 llms.txt
Online radio planning software - CloudRF
cloudrf.com
Online RF planning software for cellular, LTE, 5G, mobile, LPWAN, LoRA, DMR, VHF, WiFi and mesh. Global data, reasonable pricing. OpenAPI with user friendly interfaces for web, Google Earth and ATAK.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
Cloverly | Commercial Software for Carbon Project Developers
cloverly.com
Cloverly Catalyst is an end-to-end software platform for carbon credit project developers to centralize inventory, streamline operations, and grow revenue.
API Schema.org ecommerce
20
+15 structured API +5 Schema.org missing +25 llms.txt
Cobo | Your trusted partner for custody and wallet infrastructure solutions
cobo.com
Get access to 3 wallet technologies in one platform - Custodial, MPC and Exchange Wallets. Our advanced risk controls and developer tools help lay the foundations for any blockchain innovation.
API Schema.org finance
20
+15 structured API +5 Schema.org missing +25 llms.txt
Codecov: Code Coverage Testing & Insights Solution
codecov.io
Ship high-quality code & spend less time debugging. Improve developer workflow, re-run flaky tests, & track JavaScript bundle size. Learn about our code quality & coverage tool here.
API Schema.org developer
20
+15 structured API +5 Schema.org missing +25 llms.txt
Cryptocurrency Prices, Charts, and Crypto Market Cap | CoinGecko
coingecko.com
View top cryptocurrency prices live, crypto charts, market cap, and trading volume. Discover today’s new and trending coins, top crypto gainers and losers in the market.
API Schema.org finance
20
+15 structured API +5 Schema.org missing +25 llms.txt
ColabFit Exchange: Data for Advanced Materials Science
colabfit.org
This is the world's largest hub for the discovery, exploration and submission of datasets for the development of machine learning interatomic potentials (MLIPs) for materials science and chemistry. ColabFit datasets are carefully vetted and cleaned, and made available in a variety of standard formats including LMDB, Parquet and xyz. Content on the ColabFit Exchange is open source and freely available.
API Schema.org ai-tools
20
+15 structured API +5 Schema.org missing +25 llms.txt
color.pizza
color.pizza
API AI bots other
20
+15 structured API +5 AI robots missing +25 llms.txt
C
comicvine.gamespot.com
comicvine.gamespot.com
API AI bots other
20
+15 structured API +5 AI robots missing +25 llms.txt
ComplyMe.AI
complyme.ai
Get instant answers to your compliance questions with the power of AI. Accurate, reliable responses based on up to date legislation, case law and regulatory guidance at an affordable price.
API Schema.org security
20
+15 structured API +5 Schema.org missing +25 llms.txt
Content that takes you everywhere | Contentful
contentful.com
Business moves faster when teams producing content have a platform that empowers them to collaborate, innovate, and deliver impactful experiences at scale.
API Schema.org data
20
+15 structured API +5 Schema.org 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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Get crawled and scored on agentic readiness. Appear in agent search results.

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