{ "x402Version": 2, "id": 36311, "slug": "36311", "resource": "https://api.duoleads.com/v1/code/hash", "description": "Compute a cryptographic digest of supplied data: SHA-256, SHA-384, SHA-512, SHA-1, SHA3-256, SHA3-512, Keccak-256, BLAKE2b-256 and BLAKE2b-512, plus HMAC with any of them. Input is UTF-8 text, base64 or hex bytes; output is hex, base64, base64url or base32. Returns the digest, the byte length of the input, and the exact algorithm identifier used.", "type": "http", "serviceName": "Duo Data Utilities", "resourceType": "Monitoring", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xCD673f7e1daD254347AEab6be0DEFe8b9C6b3A39", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "50000", "amountUsd": 0.05, "maxTimeoutSeconds": 120 } ], "outputSchema": { "properties": { "example": { "properties": { "data": { "properties": { "algo": { "type": "string" }, "bit_length": { "type": "integer" }, "digest": { "type": "string" }, "hmac": { "type": "boolean" }, "input_bytes": { "type": "integer" }, "out": { "type": "string" } }, "required": [ "digest", "algo", "out", "input_bytes", "hmac", "bit_length" ], "type": "object" }, "meta": { "properties": { "computed_at": { "description": "RFC 3339 UTC with milliseconds", "type": "string" }, "deterministic": { "type": "boolean" }, "disclaimer": { "type": "string" }, "price_usd": { "type": "string" }, "request_id": { "type": "string" }, "sources": { "items": { "required": [ "id", "version", "published" ], "type": "object" }, "type": "array" } }, "required": [ "request_id", "computed_at", "price_usd", "deterministic", "disclaimer" ], "type": "object" }, "ok": { "const": true }, "route": { "const": "/v1/code/hash" }, "version": { "type": "string" } }, "required": [ "ok", "route", "version", "data", "meta" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "algo": "sha256", "data": "hello" }, "type": "http" }, "output": { "example": { "data": { "algo": "sha256", "bit_length": 256, "digest": "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824", "hmac": false, "input_bytes": 5, "out": "hex" }, "meta": { "computed_at": "2026-09-28T12:00:00.000Z", "deterministic": true, "disclaimer": "Factual output of a deterministic computation over public data. Provided as is, with no warranty of accuracy, completeness or availability. Not investment, financial, legal, tax, medical or any other professional advice, and not a recommendation. Verify before relying on it. Terms: https://api.duoleads.com/terms", "price_usd": "0.05", "request_id": "01K6B7Q4ZC8H3F2M9WXR5TYN0D" }, "ok": true, "route": "/v1/code/hash", "version": "1.0.0" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "algo": { "description": "Digest algorithm.", "enum": [ "sha256", "sha384", "sha512", "sha1", "sha3-256", "sha3-512", "keccak256", "blake2b-256", "blake2b-512" ], "maxLength": 64, "type": "string" }, "data": { "description": "Input data, interpreted per encoding. At most 8192 characters. An empty value hashes the empty string.", "maxLength": 8192, "type": "string" }, "encoding": { "default": "utf8", "description": "Encoding of data: utf8 (default), base64, base64url or hex.", "enum": [ "utf8", "base64", "base64url", "hex" ], "maxLength": 64, "type": "string" }, "hmac_key": { "description": "If present, computes HMAC with this key.", "maxLength": 512, "type": "string" }, "hmac_key_encoding": { "default": "utf8", "description": "Encoding of hmac_key, as encoding.", "enum": [ "utf8", "base64", "base64url", "hex" ], "maxLength": 64, "type": "string" }, "out": { "default": "hex", "description": "Digest output encoding: hex (default), base64, base64url or base32.", "enum": [ "hex", "base64", "base64url", "base32" ], "maxLength": 64, "type": "string" } }, "required": [ "algo", "data" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "data": { "properties": { "algo": { "type": "string" }, "bit_length": { "type": "integer" }, "digest": { "type": "string" }, "hmac": { "type": "boolean" }, "input_bytes": { "type": "integer" }, "out": { "type": "string" } }, "required": [ "digest", "algo", "out", "input_bytes", "hmac", "bit_length" ], "type": "object" }, "meta": { "properties": { "computed_at": { "description": "RFC 3339 UTC with milliseconds", "type": "string" }, "deterministic": { "type": "boolean" }, "disclaimer": { "type": "string" }, "price_usd": { "type": "string" }, "request_id": { "type": "string" }, "sources": { "items": { "required": [ "id", "version", "published" ], "type": "object" }, "type": "array" } }, "required": [ "request_id", "computed_at", "price_usd", "deterministic", "disclaimer" ], "type": "object" }, "ok": { "const": true }, "route": { "const": "/v1/code/hash" }, "version": { "type": "string" } }, "required": [ "ok", "route", "version", "data", "meta" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } } }, "tags": [ "deterministic", "no-api-key", "code", "crypto", "hashing", "bazaar" ], "sourceHost": "api.duoleads.com", "lastUpdated": "2026-10-01T20:52:13.72Z", "quality": { "calls30d": 2, "uniquePayers30d": 1, "lastCalledAt": "2026-10-01T20:52:13.609Z" }, "metadata": { "serviceName": "Duo Data Utilities", "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "algo": "sha256", "data": "hello" }, "type": "http" }, "output": { "example": { "data": { "algo": "sha256", "bit_length": 256, "digest": "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824", "hmac": false, "input_bytes": 5, "out": "hex" }, "meta": { "computed_at": "2026-09-28T12:00:00.000Z", "deterministic": true, "disclaimer": "Factual output of a deterministic computation over public data. Provided as is, with no warranty of accuracy, completeness or availability. Not investment, financial, legal, tax, medical or any other professional advice, and not a recommendation. Verify before relying on it. Terms: https://api.duoleads.com/terms", "price_usd": "0.05", "request_id": "01K6B7Q4ZC8H3F2M9WXR5TYN0D" }, "ok": true, "route": "/v1/code/hash", "version": "1.0.0" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "algo": { "description": "Digest algorithm.", "enum": [ "sha256", "sha384", "sha512", "sha1", "sha3-256", "sha3-512", "keccak256", "blake2b-256", "blake2b-512" ], "maxLength": 64, "type": "string" }, "data": { "description": "Input data, interpreted per encoding. At most 8192 characters. An empty value hashes the empty string.", "maxLength": 8192, "type": "string" }, "encoding": { "default": "utf8", "description": "Encoding of data: utf8 (default), base64, base64url or hex.", "enum": [ "utf8", "base64", "base64url", "hex" ], "maxLength": 64, "type": "string" }, "hmac_key": { "description": "If present, computes HMAC with this key.", "maxLength": 512, "type": "string" }, "hmac_key_encoding": { "default": "utf8", "description": "Encoding of hmac_key, as encoding.", "enum": [ "utf8", "base64", "base64url", "hex" ], "maxLength": 64, "type": "string" }, "out": { "default": "hex", "description": "Digest output encoding: hex (default), base64, base64url or base32.", "enum": [ "hex", "base64", "base64url", "base32" ], "maxLength": 64, "type": "string" } }, "required": [ "algo", "data" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "data": { "properties": { "algo": { "type": "string" }, "bit_length": { "type": "integer" }, "digest": { "type": "string" }, "hmac": { "type": "boolean" }, "input_bytes": { "type": "integer" }, "out": { "type": "string" } }, "required": [ "digest", "algo", "out", "input_bytes", "hmac", "bit_length" ], "type": "object" }, "meta": { "properties": { "computed_at": { "description": "RFC 3339 UTC with milliseconds", "type": "string" }, "deterministic": { "type": "boolean" }, "disclaimer": { "type": "string" }, "price_usd": { "type": "string" }, "request_id": { "type": "string" }, "sources": { "items": { "required": [ "id", "version", "published" ], "type": "object" }, "type": "array" } }, "required": [ "request_id", "computed_at", "price_usd", "deterministic", "disclaimer" ], "type": "object" }, "ok": { "const": true }, "route": { "const": "/v1/code/hash" }, "version": { "type": "string" } }, "required": [ "ok", "route", "version", "data", "meta" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "api.duoleads.com", "manifest_name": "api.duoleads.com", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-14T01:15:01.050Z" }, "exampleResponse": { "example": { "data": { "algo": "string", "bit_length": 0, "digest": "string", "hmac": true, "input_bytes": 0, "out": "string" }, "meta": { "computed_at": "string", "deterministic": true, "disclaimer": "string", "price_usd": "string", "request_id": "string", "sources": [ {} ] }, "ok": null, "route": null, "version": "string" }, "type": "string" } }