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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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5745 sites found for "payment API"
BlindPay | Stablecoin API for global payments
blindpay.com
BlindPay is a stablecoin API infrastructure for global finance, connecting stablecoins, local payment rails, business accounts, and compliance through a unified API. We streamline global payments by ensuring full compliance and regulatory alignment, empowering companies to move money seamlessly across fiat currencies, stablecoins, and multiple blockchains.
llms.txt API AI bots Schema.org developer
50
+25 llms.txt +15 structured API missing +20 ai-plugin
Verantis — verified directory for machine payments
api.verantis.ai
A neutral, continuously verified directory of machine-payable services (x402 & MPP), ranked by earned on-chain reputation and filterable by rail, chain, and category. Anchored to Bitcoin so the record can't be quietly rewritten.
llms.txt API MCP data
50
+25 llms.txt +15 structured API missing +20 ai-plugin
Chaingateway | Multi-Chain Payments API for Modern Builders
chaingateway.io
Unified blockchain payments API: ecommerce payouts, airdrops, ICOs & payment gateways. Instant webhooks. Free 7-day trial, no KYC.
OpenAPI API Schema.org ecommerce
40
+20 OpenAPI +15 structured API missing +25 llms.txt
SpherePay: Global Stablecoin Payments API & Dashboard
spherepay.co
Scale global payouts with Sphere—settle in under 30 minutes across 160+ markets using lightweight APIs, a no-code dashboard, and embedded fiat‑crypto rails.
API Schema.org productivity
20
+15 structured API +5 Schema.org missing +25 llms.txt
eqbuilder.dev — The EQ Benchmark for AI Agents
eqbuilder.dev
Run the pay-and-score guide at https://eqbuilder.dev/api/starter-kit/PAY_AND_SCORE.md?source=one-step-x402. Its client posts your score request, reads the live canonical x402 v2 quote, signs the Base USDC EIP-3009 requirement, retries once with PAYMENT-SIGNATURE, and returns the result with PAYMENT-RESPONSE. No account, API key, or ETH is required. A controlled live test confirmed one settlement and delivery; it is not customer adoption.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP ai-tools
100
+25 llms.txt +20 ai-plugin
HYRE Agent — AI-Enhanced DeFi Data API
mpp.hyreagent.fun
Pay-per-call DeFi intelligence for autonomous agents. 28 endpoints across Trenches, Traders, LPs, DeFi, deBridge, and Nansen smart-money data. Multi-chain x402 on Solana, Base, SKALE + MPP on Tempo. No API keys — payment is the only gate.
OpenAPI API AI bots other
40
+20 OpenAPI +15 structured API missing +25 llms.txt
A
Agentry — The Infrastructure Layer for Agent Commerce
agentry.com
The infrastructure layer for agent commerce. Identity, trust, orchestration, and payments for AI agents. One API — discover, verify, invoke, and pay. 122+ agents, 134 API routes.
llms.txt API AI bots Schema.org MCP developer
60
+25 llms.txt +15 structured API missing +20 ai-plugin
Crypto Payment Gateway, non-custodial, $0 fees · Shieldz
shieldz.cash
Non-custodial crypto payment gateway and API. Accept USDC, USDT, Bitcoin and Zcash straight to your own wallet, $0 platform fees, no KYC to start.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP finance
100
+25 llms.txt +20 ai-plugin
Paddle Developer Docs
developer.paddle.com
Build and integrate with the Paddle Billing API. Guides, API reference, and changelog for subscriptions, checkout, payments, and webhooks.
llms.txt API Schema.org ecommerce
45
+25 llms.txt +15 structured API missing +20 ai-plugin
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
+20 OpenAPI +15 structured API missing +25 llms.txt
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 AI bots Schema.org finance
25
+15 structured API +5 AI robots missing +25 llms.txt
Receive tuition fees, and send commission. Made for international education payments.
qualyhq.com
llms.txt API AI bots Schema.org finance
50
+25 llms.txt +15 structured API missing +20 ai-plugin
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 security
60
+25 llms.txt +20 OpenAPI missing +20 ai-plugin
A
agent-exec
agent-exec.45.67.221.128.sslip.io
Accountless, pay-per-use code execution for software agents: submit source code, get stdout, stderr and exit code back from an isolated, network-less sandbox. No account, no API key -- possession of valid payment is sufficient.
llms.txt ai-plugin OpenAPI AI bots other
70
+25 llms.txt +20 ai-plugin missing +15 structured API
I
Intel — Agent Payments Intelligence
intel.goodmeta.co
API other
15
+15 structured API missing +25 llms.txt
agent-exec
agent-exec.448c.org
Accountless, pay-per-use code execution for software agents: submit source code, get stdout, stderr and exit code back from an isolated, network-less sandbox. No account, no API key -- possession of valid payment is sufficient.
llms.txt ai-plugin OpenAPI API AI bots other
85
+25 llms.txt +20 ai-plugin missing +10 MCP
Home - Dodo Payments MCP server
mcp.dodopayments.com
API developer
15
+15 structured API missing +25 llms.txt
D
CoinCap API Manager
docs.coincap.io
CoinCap API — real-time cryptocurrency prices, market caps, and exchange data. Supports accountless x402 payment protocol for agent access: create a prepaid API key with POST /v3/prepaid/create (100 free credits, refill with USDC on Base). OpenAPI spec: https://rest.coincap.io/api-docs.json
llms.txt API developer
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Mollie – Online and in-person payments built for businesses of every size
mollie.com
Start growing your business with Mollie Payments, for online and in-person payments: ✓ Quick setup ✓ Honest pricing ✓ All leading payment methods. Start today »
llms.txt API finance
40
+25 llms.txt +15 structured API missing +20 ai-plugin
Trusted. Integrated. Payments. Digital payment processing by Fire
fire.com
Fire helps businesses get paid, pay out and automate payment processes by providing integrated access to a range of payment services.
API Schema.org finance
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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