x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| #503 | QA Judge attester.dev Provides AI-assisted QA judging and work verification through paid API endpoints. | AI | Base | $0.019 | 8 | 5 |
| #504 | Distance damage falloff datapackvibe.com Calculates damage falloff based on distance. | Data | Base | $202.49 | 19.6K | 8 |
| #505 | StableVoice stablevoice.dev Pay-per-request text-to-speech on Modal. StableVoice serves the Chatterbox, F5-TTS, VoxCPM2, and Qwen3-TTS open models with bundled voices, optional custom… | Media | Base | $3.26 | 79 | 8 |
| #506 | TRDEFI Liquidity API trdefi.com Public, read-first API over the open liquidity catalogue that TRDEFI normalises, plus a prepare-only write path for integrators holding a key. | Other | Base | $0.10 | 5 | 2 |
| #507 | api.paylyte.ai paylyte.ai Paylyte grades locked claims against official BLS or Board prints and stamps outcome records on Bitcoin. | AI | Base | $10.84 | 5 | 2 |
| #508 | TrollBridge mini-tollbooth.onrender.com The insurance booth for AI agents, with Mini's Agent Supply Store on the side of the road. Seventy-one checkpoints: pre-transaction safety lanes (honeypot… | AI | Base, Solana | $7.56 | 164 | 3 |
| #510 | gateway.grapevine.fyi grapevine.fyi Provides paid access to resources identified by content IDs through x402 endpoints. | Utility | Base | $0.101 | 3 | 3 |
| #511 | xx402.vercel.app xx402.vercel.app Provides paid weather data through an HTTP endpoint. | Data | Base | $0.006 | 6 | 4 |
| #512 | gifu-server.onrender.com gifu-server.onrender.com Provides paid random search requests through an x402 API. | AI | Base | $0.02 | 2 | 2 |
| #513 | ItalianCompanyCheck italian-company-check-fdsbh7p2bq-oc.a.run.app Checks and retrieves Italian company information using a company identifier. | Data | Base | $0.06 | 3 | 3 |
| #514 | SchemaLock doc-extract-api.thestarboy9696-4ef.workers.dev Extracts structured JSON data from contract, invoice, receipt, and resume documents, or from custom documents using a supplied JSON Schema. | Media | Base | $0.00 | 0 | 0 |
| #515 | PHION Evidence Engine API phion.systems One hundred twenty-three composable inference, search, intelligence, verified-data, enrichment, durable-task, security, trust, compatibility, commerce, RWA… | AI | Base, Solana | $1.56 | 300 | 15 |
| #516 | Money Mind money-mind-extract.onrender.com Statistical adjudication for autonomous agents. Money Mind sells judges, not strategies. This company has no proven edge and does not sell signals, forecasts… | AI | Base | $0.19 | 8 | 3 |
| #517 | Agent Embassy agent-embassy.fly.dev Agents pay for work and prove what happened. | AI | Base | $5.20 | 26 | 4 |
| #518 | tokenplans.dev tokenplans.dev Provides API access to token plans, cost rules, and a full changelog. | AI | Base | $0.40 | 4 | 4 |
| #519 | 10x402 10x402.com 10x402 finds conformance blockers between a working 402, discovery and payment. Its 94-check catalogue covers the HTTP response, v1 body, v2 PAYMENT-REQUIRED… | Chain infra | Base, Solana | $0.04 | 1 | 1 |
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