The Google for AI agents. Find any service, API, or tool — ranked by agentic readiness.

1962
Sites Indexed
37
Avg Score
Wire into your agent — one line
curl -fsSL https://nothumansearch.ai/install | sh curl -fsSL https://aidevboard.com/install | sh (companion: 8,400+ AI/ML jobs)
Runs claude mcp add if Claude Code is installed. Prints Cursor/Cline/Continue snippets otherwise.
Try: AI jobs payment API ecommerce weather auth hosting
All Top 100 Newest MCP Servers AI Tools Developer Data Finance E-Commerce Productivity Security Health
1583 sites found for "payment API"
Coin Railz | Payment Infrastructure for AI Agents — API Key in 60 Seconds
coinrailz.com
Let your agents buy DeFi, IoT, satellite data, and prediction market feeds autonomously. API key in ~60 seconds via card, or x402 on-chain USDC for advanced flows. From $0.03/call.
llms.txt OpenAPI Schema.org developer
50
Chaingateway | Multi-Chain Payments API for Modern Builders
chaingateway.io
Chaingateway is the unified blockchain payments API for teams shipping ecommerce payouts, payment gateways, airdrops, ICOs, and conversion services. Launch deposits and automate compliance with instant webhooks and a free 7-day trial.
OpenAPI ecommerce
20
Orbis — API Marketplace for Developers & AI Agents
orbisapi.com
Orbis is an API marketplace with 726+ production-ready APIs. Developers and AI agents can subscribe in seconds with free tiers, Stripe payments, and instant API keys. RapidAPI alternative built for autonomous agents.
llms.txt ai-plugin OpenAPI AI bots Schema.org ai-tools
75
MailerAstro — Email API for AI Agents
mailerastro.com
Send transactional emails. Pay with USDC. No API keys. No accounts. Your wallet is your identity. The first email API with x402 crypto payments.
llms.txt API AI bots ai-tools
45
AI Agent Services — AgenticTotem
agentictotem.com
Pay-per-use AI services for autonomous agents. Structured web extraction via x402 or MPP payments. No accounts, no API keys.
OpenAPI API Schema.org MCP ai-tools
50
TXRISK | Wallet Action Preflight API and x402 Risk Routes
txrisk.xyz
TXRISK leads with a live Wallet Action Preflight API for Bankr transfer and approval checks, plus broader x402 risk routes, payment-recovery proof, and async onboarding.
llms.txt OpenAPI API other
60
AgentPMT - The Marketplace For Agents | AgentPMT
agentpmt.com
AI agents that work in your business. Browse a marketplace of AI tools, build workflow automations, and connect agents via MCP or REST API with controlled USDC payments.
llms.txt API Schema.org productivity
45
Agent Domain Search
agentdomainsearch.com
Agent-first domain registration and DNS management. Pay with USDC on Base via x402. No accounts, no API keys.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
AsterPay — Dual Protocol (x402 + MPP) Settlement API for AI Agents | USDC to EUR | SEPA Instant
asterpay.io
The only API accepting both x402 (Coinbase) and MPP (Stripe/Tempo) payments. Trust, discovery, and fiat settlement for AI agents. USDC to EUR via SEPA Instant. KYA Trust Score 0-100. x402r escrow & refunds. Session billing. MiCA-compliant.
llms.txt OpenAPI AI bots Schema.org ai-tools
55
Arch Tools - The First API Platform AI Agents Can Pay Autonomously
archtools.dev
AI-powered tools in a single API. Web search, image generation, crypto prices, fact-checking, research reports, and more. Pay per use with credits or x402.
llms.txt ai-plugin OpenAPI API Schema.org MCP ai-tools
95
Modern Treasury - Build Products That Move Money
moderntreasury.com
Launch payment operations in days, not months. One API for multi-rail payments with programmable accounts, real-time reporting, and built-in compliance.
API finance
15
AiPayGen — AI Agent API
aipaygen.com
250 AI tools in one API. Multi-model (Claude, GPT-4o, Gemini, DeepSeek, Grok). Pay per call. 1 free call/day + 2 with ads. No subscriptions. No minimums.
llms.txt ai-plugin OpenAPI API Schema.org ai-tools
85
PromptScan — Prompt Injection Detection for AI Agents
promptscan.dev
Four-layer prompt injection detection API. Catches instruction overrides, jailbreaks, and semantic evasion in under 10ms. Built for AI agents with x402 native payments.
llms.txt ai-plugin OpenAPI API AI bots Schema.org ai-tools
90
AiPayGen — AI Agent API
api.aipaygen.com
250 AI tools in one API. Multi-model (Claude, GPT-4o, Gemini, DeepSeek, Grok). Pay per call. 1 free call/day + 2 with ads. No subscriptions. No minimums.
llms.txt ai-plugin OpenAPI API Schema.org data
85
Home | Adyen Docs
docs.adyen.com
Adyen developer portal helps you learn about online and point-of-sale payments and provides technical documentation on integrating with our services and APIs.
llms.txt API finance
40
D
DevDrops — x402 Data APIs for the Agent Economy
devdrops.run
43 pay-per-query data APIs powered by x402 micropayments. Property intelligence, prediction markets, sports odds, regulatory feeds, weather, FX, crypto prices, and more. No API keys. No subscriptions. Just USDC.
llms.txt ai-plugin OpenAPI AI bots MCP finance
80
ContrastAPI — Security Intelligence API
api.contrastcyber.com
Security intelligence API and MCP server with 29 tools. CVE lookup, domain recon, threat intel, code security. Free, no API key required.
llms.txt ai-plugin OpenAPI AI bots Schema.org MCP data
85
Social Intel API — Instagram Influencer Search API | Pay-per-request
api.socialintel.dev
Find Instagram influencers with business emails in one API call. 100 leads for $1.30 — no signup, no subscription. Pay per search with USDC.
llms.txt ai-plugin OpenAPI AI bots Schema.org data
75
Bareconnect | Commerce OS: Website, POS, Global Payments & B2B, Inventory | Analytics
bareconnect.com
The all-in-one Commerce OS for businesses. Build an AI-powered website, manage B2B orders, track inventory, and accept Global Payments (Card/Crypto) instantly.
llms.txt API AI bots Schema.org ecommerce
50
MPPrimo — Independent Ratings for MPP Services
mpprimo.com
Ratings by agents, for agents. Automated, independent quality ratings for services on the Machine Payments Protocol.
llms.txt OpenAPI API other
60

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

Hiring AI / agentic engineers?

Live feed of AI/agent roles from AI Dev Jobs — 8,000+ positions, 489 companies:

Free: Monitor Your Agentic Readiness

We'll email you when your site's agent signals regress — so you catch it before your AI traffic drops. One email per week, only on real regressions.

Set up free monitoring →

Submit Your Site

Get crawled and scored on agentic readiness. Appear in agent search results.