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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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5749 sites found for "payment API"
Pre-computed Market Data for Agents - TickerDB
tickerdb.com
Give AI agents raw OHLCV plus hundreds of pre-computed indicators, market states, and state changes through API, MCP, and SDKs.
llms.txt API Schema.org ai-tools
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Ticketdesk AI: AI agents for customer support
ticketdesk.ai
AI agents that answer support tickets on email and chat 24/7, trained on your docs. Help desk, AI agent inboxes, chatbot widget, analytics, API and MCP server. Plans from $29.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Transitland • Transitland — Bus, train, and subway data for software builders
transit.land
Open APIs, datasets, and historical archives of bus, train, subway, and ferry feeds from agencies worldwide. Built for software developers and data analysts.
llms.txt API AI bots data
45
+25 llms.txt +15 structured API missing +20 ai-plugin
The File Infrastructure Platform | Transloadit
transloadit.com
Upload, process, store, and deliver any file through one API. Transloadit handles file infrastructure so product teams don’t have to.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Nationwide Lab Testing & Data From 300+ Health Devices
tryvital.io
Junction provides seamless lab testing and wearable device data in a single integration to help healthcare providers scale personalized, predictive care. One API, nationwide lab networks, and built-in operational support – so you can focus on patient outcomes.
llms.txt API Schema.org health
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Tweetsmash: Turn your 𝕏 (Twitter) Bookmarks into knowledge digests
tweetsmash.com
Tweetsmash prepares reading digests from your X (Twitter) bookmarks. Organize, search, and export bookmarks to Notion or Sheets, and connect AI agents via API and MCP.
llms.txt API Schema.org ai-tools
45
+25 llms.txt +15 structured API missing +20 ai-plugin
YJTOON — 185 Free Reference Datasets in JSON, YAML & TOON
yjtoon.com
185 CC0 reference datasets as readable tables and as JSON, YAML, or TOON from one URL. TOON uses 32% fewer tokens than the JSON we serve. No signup, no API keys.
llms.txt API Schema.org data
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Backmesh
backmesh.com
Don't ship LLM API keys in your app
llms.txt API ai-tools
40
+25 llms.txt +15 structured API missing +20 ai-plugin
B
Shepherd Bible
bible.simplecohortllc.com
Shepherd Bible is a free Bible available through API, MCP, web, iOS, and Android clients.
llms.txt API education
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Climatiq — Carbon Intelligence for Products, Supply Chains, and Real Impact
climatiq.io
Measure and embed carbon calculations into any product with Climatiq's emission factor API, PCF Studio, and scientifically vetted datasets.
llms.txt API data
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Crypto Data Feeds, Tick Archive & HFT Engine — CryptoStruct
cryptostruct.com
Co-located crypto and prediction-market data (Kalshi, Polymarket), realtime and historical: tick-by-tick trades, L2 order-book depth, 1-minute OHLCV — €1 per instrument-day, free samples. Plus the ultra-low-latency trading engine and realtime market-data APIs behind it.
llms.txt Schema.org MCP finance
40
+25 llms.txt +10 MCP missing +20 ai-plugin
CrowdStrike Developer Center | CrowdStrike Developer Center
developer.crowdstrike.com
Everything you need to start building with CrowdStrike. APIs, SDKs, Terraform modules, Foundry apps, AI integrations, and Next-Gen SIEM parsers.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
GoDaddy Developer Platform
developer.godaddy.com
Build once, distribute everywhere. Documentation, APIs, SDKs, and tools for the GoDaddy Developer Platform.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Developer Hub
developer.sabre.com
Access powerful travel APIs, SDKs, and tools to build airline, hotel, and agency solutions. Get integration guides, documentation, and expert support for seamless development.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Webflow Developer Platform
developers.webflow.com
Build apps, deploy full-stack projects, and extend Webflow with APIs, SDKs, Cloud, Code Components, and MCP. Docs, integrations, and developer resources.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Understory - Powering Experience Developers and Makers
developer.understory.io
Understory is the only tool you need to sell experiences. To create, manage and grow your experience business with APIs.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Developer Portal | Rappi - Portal Overview
dev-portal.rappi.com
Integrate with Rappi and enhance your adoption as an ally with the Rappi API Documentation, User Guides, FAQs, and development resources.
llms.txt API other
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Directus | Collaborative Backend & Headless CMS
directus.io
The collaborative backend and self-hostable headless CMS over any database. No-code interface, REST + GraphQL APIs, and MCP for Claude, ChatGPT, and Cursor.
llms.txt API data
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Ahrefs for Developers
docs.ahrefs.com
Access Ahrefs marketing and search data through our APIs and developer tools to build custom integrations and workflows.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
D
Introduction | Documentation
docs.autentique.com.br
Integration guide with autentique.com.br API using GraphQL. It is not available in REST, if it ever exists we will remove this sentence.
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin

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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