{"slug":"agent402-tools-api-gravatar-check-0f394a","title":"Check whether an email address has a Gravatar","host":"agent402.tools","method":"POST","resource":"https://agent402.tools/api/gravatar-check","category":"image","description":"Check whether an email address has a Gravatar: hashes the normalized email (MD5, pure CPU - the raw address is never sent upstream), probes gravatar.com for an avatar, and fetches the public profile when one exists (display name, username, profile URL). Accepts a raw email or a precomputed MD5/SHA-2","price_listed":0.002,"price_asked":0.002,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":919,"reported_calls_30d":6,"reported_payers_30d":1,"networks":["algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=","eip155:10","eip155:1329","eip155:137","eip155:143","eip155:42161","eip155:42220","eip155:43114","eip155:4663","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","stellar:pubnet"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"hash":"205e460b479e2e5b48aec07710c08d50"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"email":{"description":"Email address to check (hashed locally; never sent upstream).","type":"string"},"hash":{"description":"Precomputed lowercase MD5 (32 hex) or SHA-256 (64 hex) of the normalized email. Provide email OR hash.","type":"string"}}},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"avatarUrl":{"type":"string"},"exists":{"type":"boolean"},"hash":{"type":"string"},"note":{"type":"string"},"profile":{"properties":{"displayName":{"type":"string"},"preferredUsername":{"type":"string"},"profileUrl":{"type":"string"}},"type":"object"}},"required":["hash","exists","avatarUrl","profile","note"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.002,"price_match":true,"latency_ms":919,"error":null}],"description_full":"Check whether an email address has a Gravatar: hashes the normalized email (MD5, pure CPU - the raw address is never sent upstream), probes gravatar.com for an avatar, and fetches the public profile when one exists (display name, username, profile URL). Accepts a raw email or a precomputed MD5/SHA-256 hash. Signal-only: a Gravatar's existence suggests a real, web-active address but does NOT verify identity or deliverability - pair with /api/email-validate for MX checks.","last_updated":"2026-09-22T11:46:57.714Z","schemes":["exact","upto"]}