{"uid":"cap_jNUihBXKsW5XaA9IcnRfS","slug":"bot-bazaar-a2a-agent-card-linter-d0162eb4","name":"Bot Bazaar A2A Agent Card Linter","description":"Validate an A2A /.well-known/agent-card.json specification (agent_name, https url, semver version, skills list) for agent discovery.","url":"https://bot-bazaar.fly.dev/v1/x402/agent-card-lint?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"agent_name":{"type":"string","description":"Agent name declared in agent-card.json"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ky7vGhiQmjhnc0jGDdBtu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates an A2A /.well-known/agent-card.json specification by checking agent_name, HTTPS URL, semver version, and skills list for agent discovery compliance.","exampleAgentPrompt":"Can you lint my A2A agent card for an agent named 'my-research-bot' and tell me if the agent_name, HTTPS URL, semver version, and skills list are all valid for agent discovery?","exampleUseCases":[{"title":"Pre-publish agent card validation","prompt":"Before I deploy my new AI agent, can you validate its A2A agent card — the agent is called 'data-scraper-v2' — and tell me if everything looks correct for discovery?"},{"title":"Debug broken agent discovery","prompt":"My agent named 'invoice-processor' isn't showing up in agent discovery — can you lint its agent-card.json spec and tell me what's wrong with it?"},{"title":"CI check for agent card spec compliance","prompt":"I'm setting up a deployment pipeline — can you check that the agent card for 'billing-agent' passes all the A2A spec requirements like proper semver and skills list before we go live?"}],"resultDescription":"Returns a lint/validation report indicating whether the agent card passes A2A spec requirements, including checks on agent_name format, HTTPS URL validity, semver version correctness, and skills list structure, along with any specific errors or warnings found.","failureModes":["Missing agent_name query parameter returns an error indicating required field absent","Invalid or non-HTTPS URL in agent card triggers URL validation failure","Malformed semver version string flagged as non-compliant","Empty or malformed skills list returns skills validation error","Agent card URL unreachable or returns non-200 status may cause fetch failure","Payment not processed (x402 flow incomplete) returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when building or deploying A2A-compatible AI agents and need to verify that your agent-card.json meets the discovery specification before publishing. Ideal for CI/CD pipelines, pre-deployment checks, or debugging why an agent isn't being discovered correctly. Prefer this over manual review when you need programmatic, structured validation feedback on A2A agent card compliance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T19:04:25.560Z","isFirstParty":false,"canonicalSlug":"bot-bazaar-a2a-agent-card-linter-d0162eb4"}