{"slug":"engine-beehivewebstudio-com-v1-token-briefs-brief-040f95","title":"Check Base ERC-20 decimals and total supply at a recorded block, and up to three","host":"engine.beehivewebstudio.com","method":"GET","resource":"https://engine.beehivewebstudio.com/v1/token-briefs/brief","category":"market","description":"Check Base ERC-20 decimals and total supply at a recorded block, and up to three claims against cited evidence. Returns supported, contradicted, or unknown. Official project coverage currently includes Base USDC only. No safety verdict, liquidity, or holder analysis. One brief costs 0.25 USDC; retai","price_listed":0.25,"price_asked":0.25,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":678,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"headers":{"Idempotency-Key":"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"},"method":"GET","queryParams":{"claim":"Circle lists this exact contract as USDC on Base.","contractAddress":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","additionalProperties":false,"properties":{"input":{"additionalProperties":false,"properties":{"headers":{"additionalProperties":false,"properties":{"Idempotency-Key":{"description":"Generate a fresh cryptographically random 32-byte hex secret per purchase. Never reuse the example. Keep it for retries and recovery; do not disclose it.","pattern":"^[0-9a-f]{64}$","type":"string"}},"required":["Idempotency-Key"],"type":"object"},"method":{"const":"GET"},"queryParams":{"additionalProperties":false,"properties":{"claim":{"description":"First proposition to check.","maxLength":500,"minLength":1,"type":"string"},"claim2":{"maxLength":500,"minLength":1,"type":"string"},"claim3":{"maxLength":500,"minLength":1,"type":"string"},"contractAddress":{"description":"Base ERC-20 contract; defaults to native USDC.","pattern":"^0x[0-9a-fA-F]{40}$","type":"string"}},"type":"object"},"type":{"const":"http"}},"required":["type","method","queryParams","headers"],"type":"object"},"output":{"additionalProperties":false,"properties":{"example":{"type":"object"},"type":{"const":"json"}},"required":["type","example"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-28","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.25,"price_match":true,"latency_ms":678,"error":null}],"description_full":"Check Base ERC-20 decimals and total supply at a recorded block, and up to three claims against cited evidence. Returns supported, contradicted, or unknown. Official project coverage currently includes Base USDC only. No safety verdict, liquidity, or holder analysis. One brief costs 0.25 USDC; retain your private Idempotency-Key for recovery.","last_updated":"2026-09-28T15:25:20.599Z","schemes":["exact"]}