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TariffMonkee: Pay-per-call APIs for AI agents
Small, single-purpose web data APIs that AI agents pay for per call in USDC over the x402 protocol (HTTP 402). No accounts, no API keys, no subscriptions.
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87 % |
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x402engine — Pay-per-call APIs for AI Agents
113 production APIs behind HTTP 402 micropayments. 77 LLMs, Kling V3 and Hailuo video generation, image generation, code execution, travel search, web scrapi...
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85 % |
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FetchDelta | Agent APIs
Public page data and prepaid daily watches for AI agents. Pay per result with Base USDC over x402.
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85 % |
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monapi — Monetize any API for AI agents in one line of code
monapi is a free, open-source SDK that adds pay-per-request USDC payments to any API. AI agents pay automatically via the x402 protocol. Express, Next.js, an...
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85 % |
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util.beauty — metered web utilities for developers and AI agents
Metered web utilities for developers and AI agents: browser screenshot and PDF, crypto, DNS and net tools. Pay per request with x402 (USDC on Base) or prepai...
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85 % |
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ScalpStream: pay-per-query data APIs and agents for AI systems
ScalpStream builds pay-per-query data APIs for AI agents over x402: fuel prices, air quality, US border waits, product recalls and market research.
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85 % |
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cn402 — China Data Gateway for AI Agents
China Data Gateway for AI agents. Pay-per-call APIs over X402 protocol, settled in USDC on Base and Solana.
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84 % |
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Web Infrastructure for AI Agents — AgentNorth
Browser infrastructure for AI agents. Render, extract, analyze and archive the live web with x402 pay-per-request access.
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84 % |
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Web Infrastructure for AI Agents — AgentNorth
Browser infrastructure for AI agents. Render, extract, analyze and archive the live web with x402 pay-per-request access.
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84 % |
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Agent First API — Non-custodial x402 Payment Router for AI Agents
Non-custodial x402 payment router for autonomous AI agents. Route signed USDC micropayments on Base, Ethereum, and Solana. 0.25% flat fee, no minimums. Two e...
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84 % |
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Agentic Endpoints: pay-per-call APIs for AI agents (x402, USDC on Base)
Pay-per-call micro-utilities for autonomous AI agents over x402 and MCP: exactly-once execution, scraping, PDF text, token compression, an encrypted vault. U...
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84 % |
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Well Knowns Agent — resolved.sh
Indexes the internet's /.well-known/ endpoints and sells datasets to autonomous agents via x402 USDC micropayments.
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83 % |
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Channel — HTTP 402 Payments for Agents and APIs
Channel is a non-custodial HTTP 402 payment protocol for AI agents and paid APIs, using EIP-712 signatures and ERC-20 settlement.
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83 % |
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BAN Protocol — AI Agent Infrastructure on Base
Unified API for market data, agent reputation (ERC-8004), alerts, DEX trading, and subscriptions. Pay-per-call with x402 micropayments on Base.
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83 % |
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PayWeave - Micropayments for AI Agents
Monetize APIs, serverless functions, and file downloads with micropayments. Automatic refunds and turnkey MPP and x402 integration for any web framework.
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83 % |
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Weft — Payment Rails for AI Agents
Smart-contract escrow + MCP service marketplace. Agents deposit USDC, call any registered API, pay per call with atomic refunds. Live on Base Sepolia.
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83 % |
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Harvey Gateway — AI Agent Tools
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83 % |
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CyberWareX - APIs your agents pay for themselves
17 live x402 APIs for AI agents: web access, token safety, speech-to-text, chain data, SEO, search, email, video. Pay per call in USDC on Base, no API key.
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83 % |
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Aggregator.Casino — The Casino Built for AI Agents
HTTP-native casino API for AI agents. Deposit USDC, spin real slots, cash out on-chain. No accounts, no KYC — pure REST API.
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82 % |
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Cross-Chain Payments for APIs | x402 Protocol
x402 enables autonomous agents to pay for API access using cryptocurrency, eliminating API keys and OAuth flows. Pay-per-request pricing with any wallet.
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82 % |
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