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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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4974 sites found for "payment API"
Amalgix — Financial Filing & Contract Intelligence
amalgix.io
Evidence-backed financial filing and contract intelligence for AI agents. Analyze SEC filings and contracts via MCP or REST API, paid per call with x402 USDC.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP ai-tools
100
+25 llms.txt +20 ai-plugin
Marz Greta-Lock Network — EQ Scoring Platform
asset-manager-jaymarrero2.replit.app
Machine-to-machine API that scores AI-generated text for human-likeness against 12 personality profiles. Free scoring tier; paid validated benchmarks settled on Solana via x402.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP other
100
+25 llms.txt +20 ai-plugin
Chart Library — Give your agent the base rates, not a guess.
chartlibrary.io
The calibrated historical-analog API + MCP for AI trading agents. Any (symbol, date, timeframe) returns the real historical analogs, what they did next, and a calibrated outcome distribution — base rates your agent can act on and cite, never a forecast.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP finance
100
+25 llms.txt +20 ai-plugin
Voidly — the open censorship observatory
voidly.ai
The open observatory of global internet censorship — 200,000+ evidence records and 500+ citable incidents across 130 countries, predictive shutdown forecasts, and a free machine-readable API. CC BY 4.0.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP ai-tools
100
+25 llms.txt +20 ai-plugin
x711 — Gas Up Your Agent. Any Agent. Any Chain. Any Framework. 24/7.
x711.io
x711 is the universal AI agent gas station. Pay-per-use tool API for any agent, any framework, any chain. The Hive collective memory, Intelligence Layer, and peer-to-peer Memory Pack marketplace.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP ai-tools
100
+25 llms.txt +20 ai-plugin
CryptoLabel | Free Crypto Address Label API
cryptolabel.io
Free crypto address label API for Bitcoin, Tron, and Ethereum with entity mapping and label lookup.
llms.txt OpenAPI API Schema.org MCP finance
75
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
Ignav — Flight Prices & Booking Links API
ignav.com
A self-serve API for flight prices and booking links. Build flight search apps, price trackers, and AI travel tools.
llms.txt OpenAPI API Schema.org MCP ecommerce
75
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
BoltzPay — The Trust Layer for the Paid Internet
boltzpay.ai
The paid internet has no trust layer. Multi-protocol payment SDK + trust registry for AI agents. Open source.
llms.txt API AI bots Schema.org ai-tools
50
+25 llms.txt +15 structured API missing +20 ai-plugin
Polar — A billing platform for the intelligence era | Polar
polar.sh
Polar is the Merchant of Record for developers building AI-era software: payments, subscriptions, and usage-based billing, with global tax handled for you.
llms.txt API AI bots Schema.org finance
50
+25 llms.txt +15 structured API missing +20 ai-plugin
Home - PrecisionTax
precisiontax.com
Experience the Precision Tax Relief advantage: Ethical solutions, perfect ratings, and flexible payment plans tailored to you and your situation.
llms.txt API AI bots Schema.org other
50
+25 llms.txt +15 structured API missing +20 ai-plugin
Bloomfilter | Bloomfilter
bloomfilter.xyz
The infrastructure layer for the agentic internet. Domain registration, DNS management, and more. Pay with USDC.
llms.txt OpenAPI API developer
60
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
1ly - Get paid by humans and AI agents
1ly.store
Turn any link into instant paid product with x402 protocol. One store for developers, creators, agents and web3 users. Monetize APIs, content, and digital products with USDC on Base & Solana. No hosting. No payment gateway. Just Add link, Set Price, Earn.
llms.txt ai-plugin AI bots Schema.org ai-tools
55
+25 llms.txt +20 ai-plugin missing +20 OpenAPI
Apify: The largest marketplace of trusted tools for AI
apify.com
Thousands of tools to automate your business. Get real-time web data, track competitors, generate leads, and integrate your apps and AI agents.
llms.txt API Schema.org developer
45
+25 llms.txt +15 structured API missing +20 ai-plugin
M
MintPDF — HTML & Markdown to PDF API for AI agents
mintpdf.dev
Markdown in, finished PDF out. One POST request or one MCP tool call. No template editor, no dashboard. Free tier, MCP native.
llms.txt OpenAPI API Schema.org MCP ai-tools
75
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
api.chronary.ai
api.chronary.ai
llms.txt OpenAPI API MCP data
70
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
api.databazaar.io
api.databazaar.io
llms.txt OpenAPI API MCP data
70
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
api.decision-anchor.com
api.decision-anchor.com
llms.txt OpenAPI API MCP data
70
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
api.traderhc.com
api.traderhc.com
llms.txt OpenAPI API MCP data
70
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
Best Free Weather API for Accurate Global Weather Data
apixu.com
Discover weatherstack, the best free weather API providing real-time, historical, and forecast weather data worldwide. Start using our weather REST API today.
llms.txt API Schema.org data
45
+25 llms.txt +15 structured API missing +20 ai-plugin
Kıbrıs'ta Doğru Ev — KKTC Kiralık & Satılık Emlak | Evlek
evlek.app
Evlek — Kuzey Kıbrıs'ın yapay zekâ destekli emlak platformu. Girne, Lefkoşa, İskele, Gazimağusa'da kiralık & satılık ev; akıllı arama, koçan ve bütçe bilgisiyle
llms.txt API AI bots Schema.org MCP other
60
+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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