{"x402Version":2,"payTo":"0x57407D691F755cAa107647718F3582a8A87467dD","resources":[{"id":3621,"slug":"3621","resource":"https://attester.dev/v1/package/exists","description":"Deterministic package existence for PyPI and npm, built from real published artifacts (never LLM guesses). Negative answers and typosquat-adjacency flags carry signed proof. $0.002 USDC per check.","type":"http","x402Version":2,"accepts":[{"scheme":"exact","network":"eip155:8453","payTo":"0x57407D691F755cAa107647718F3582a8A87467dD","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount":"2000","maxTimeoutSeconds":300}],"outputSchema":{"bazaar":{"category":"ai","discoverable":true,"info":{"input":{"body":{"ecosystem":"pypi","name":"requests"},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"exists":true,"latest_version":"2.32.3","proof":{"artifact_sha256":"0x…","source_url":"https://pypi.org/project/requests/"},"typosquat_adjacent":false},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"ecosystem":{"enum":["pypi","npm"],"type":"string"},"name":{"description":"Package name","type":"string"}},"required":["ecosystem","name"],"type":"object"},"bodyType":{"enum":["json"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"}},"required":["example"],"type":"object"}},"required":["input"]}}},"tags":["bazaar"],"sourceHost":"attester.dev","lastUpdated":"2026-09-14T19:48:44.134Z","quality":{"calls30d":3,"uniquePayers30d":3,"lastCalledAt":"2026-09-14T19:48:40.98Z"},"liveness":{},"verified":false,"featured":false},{"id":3622,"slug":"3622","resource":"https://attester.dev/spend-check","description":"Spend Check: should you pay this counterparty? Watchtower track record, CDP merchant catalog, and address hygiene combined into a clear/caution/avoid verdict with a signed attestation. $0.005 USDC per check.","type":"http","x402Version":2,"accepts":[{"scheme":"exact","network":"eip155:8453","payTo":"0x57407D691F755cAa107647718F3582a8A87467dD","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount":"5000","maxTimeoutSeconds":300}],"outputSchema":{"bazaar":{"category":"ai","discoverable":true,"info":{"input":{"body":{"amount_usd":0.25,"payTo":"attester.dev"},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"attestation":{"verifier_address":"0x…"},"confidence":0.6,"evidence":[{"known_target":true,"latest_verdict":"honoring","source":"watchtower"}],"signature":"0x…","verdict":"caution"},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"amount_usd":{"description":"Optional planned payment amount","type":["number","null"]},"payTo":{"description":"0x address or URL of the counterparty","type":"string"}},"required":["payTo"],"type":"object"},"bodyType":{"enum":["json"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"}},"required":["example"],"type":"object"}},"required":["input"]}}},"tags":["bazaar"],"sourceHost":"attester.dev","lastUpdated":"2026-09-17T03:55:23.672Z","quality":{"calls30d":1,"uniquePayers30d":1,"lastCalledAt":"2026-09-17T03:55:18.29Z"},"liveness":{},"verified":false,"featured":false},{"id":3623,"slug":"3623","resource":"https://attester.dev/judge","description":"QA Judge: grade an agent output against your rubric (structure, citations, claim support, length constraints) and receive a 0-100 score with a signed attestation. $0.10 USDC per grading.","type":"http","x402Version":2,"accepts":[{"scheme":"exact","network":"eip155:8453","payTo":"0x57407D691F755cAa107647718F3582a8A87467dD","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount":"100000","maxTimeoutSeconds":300}],"outputSchema":{"bazaar":{"category":"ai","discoverable":true,"info":{"input":{"body":{"context":null,"output":"Use stream=True and iterate response.iter_text().","rubric":[{"criterion":"covers streaming with the OpenAI Python SDK"},{"criterion":"includes citations","weight":2}]},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"attestation":{"verifier_address":"0x…"},"per_criterion":[{"criterion":"covers streaming","score":100}],"score":85,"signature":"0x…","verdict":"pass"},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"context":{"description":"Optional context (sources, instructions)","type":["string","null"]},"output":{"description":"The agent output to grade","type":"string"},"rubric":{"description":"Grading criteria with optional weights","items":{"properties":{"criterion":{"type":"string"},"weight":{"type":["number","null"]}},"required":["criterion"],"type":"object"},"type":"array"}},"required":["output","rubric"],"type":"object"},"bodyType":{"enum":["json"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"}},"required":["example"],"type":"object"}},"required":["input"]}}},"tags":["bazaar"],"sourceHost":"attester.dev","lastUpdated":"2026-08-27T03:45:07.374Z","quality":{"calls30d":1,"uniquePayers30d":1,"lastCalledAt":"2026-08-27T03:45:05.295Z"},"liveness":{},"verified":false,"featured":false}]}