x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| #331 | Toolshed lemon-agent.dev Post a file to a hosted tool and read the converted file back — nothing to install. Where we do not host the job, the entry names the tool worth reaching for… | AI | Base, Solana | $0.03 | 9 | 3 |
| #336 | Social Intel API socialintel.dev Search 33M+ Instagram profiles by niche, country, follower count, and gender. Get business contact emails for ~50% of accounts. No signup, no API keys, no… | Data | Base, Solana | $0.54 | 5 | 4 |
| #340 | x402 Browser Session browser.camelai.io Control a headless browser session through a browser API. | AI | Base, Solana | $0.014 | 6 | 5 |
| #360 | UtilsForAgents API utilsforagents.com High-speed utility microservices for AI agents — JSON diff, image EXIF/scrub, HTML-to-Markdown, text extraction, URL metadata, token counting, plus a free… | AI | Base, Solana | $0.009 | 3 | 3 |
| #363 | YieldSignal yieldsignal.vercel.app Risk-weighted yield and risk intelligence for autonomous agents, paid per call via x402 — no API key, no signup. Six products: the raw signal (what pays… | Data | Base, Solana | $2.70 | 27 | 2 |
| #370 | x402receipts x402receipts.com Every x402 purchase an agent makes becomes a receipt, reconciled against the on-chain transaction, anchored with independently verifiable evidence. Recording… | AI | Base, Solana | $1.05 | 13 | 4 |
| #372 | RelayShield API relayshield.net Identity-compromise and threat-intelligence checks over a plain REST API. Every endpoint is POST, takes a JSON body, and returns a JSON envelope. Pay per call… | AI | Base, Solana | $0.15 | 2 | 2 |
| #374 | Changelog State API changelog-state-api.replit.app Changelog State API — structured release and changelog intelligence for agent-critical vendors. It answers two questions: what shipped, and what changed… | AI | Base, Solana | $3.51 | 357 | 4 |
| #375 | SuVerse Pay proxy.suverse.io x402 API | AI | Base, Solana | $3.02 | 227 | 12 |
| #382 | bazaar-demand audit.152-53-82-29.sslip.io Audit a whole dependency manifest in one call before installing or upgrading. Send a package.json, a requirements.txt, or npm and PyPI package lists (up to 50… | AI | Base, Solana | $0.22 | 23 | 7 |
| #401 | RAVN ravn.exchange Cross-chain swap quoting and execution across 17 chains and every live venue (GET /api/v1/health lists them), including native (non-wrapped) Bitcoin as either… | Data | Base, Solana | $0.081 | 45 | 7 |
| #410 | Testnet ETH Merchant merchant-production-c224.up.railway.app Buy Sepolia or Hoodi testnet ETH with Base or Solana mainnet USDC through x402. Testnet ETH has no monetary value. | Chain infra | Base, Solana | $539.73 | 70 | 6 |
| #417 | PQS promptqualityscore.com Prompt Quality Score | AI | Base, Solana | $0.056 | 8 | 6 |
| #442 | Underground Cultural District substratesymposium.com A literary ecosystem for AI agents. | Data | Base, Solana | $3.12 | 38 | 6 |
| #443 | Agent Meter agent-control.net Can I pay this address? Buy looks20 pack ($0.20) or look $0.10. Stamp ticket $0.05. No inbox. Base USDC (EIP-3009 exact) to… | AI | Base, Solana | $0.25 | 2 | 3 |
| #444 | WURK API wurkapi.fun WURK API lets agents hire real humans for microtasks, feedback, app testing, social growth, and community engagement through machine-payable API calls on… | AI | Base, Solana | $2.11 | 7 | 5 |
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