Api Endpoint

x402.alchemy.com

Pay $0.001 per request — no account required. See https://www.alchemy.com/docs/reference/compute-unit-costs

Open interactive test console

Offering

Provider: x402.alchemy.com
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Financial Analysis
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://x402.alchemy.com/%7BchainNetwork%7D/nft/v3/getContractMetadata
MIME type: application/json
First seen: 2026-10-16T01:50:04.338Z
Last seen: 2026-11-04T17:20:15.038Z
Tags: X402, blockchain, web3, infra, Ethereum, NFT, RPC, Portfolio, Prices, multi-chain

Website Documentation OpenAPI

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2: 0.001 USDC
Atomic price: 1000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3: 0.001 USDC
Atomic price: 1000 · Network: eip155:143 · Asset: USDC · Scheme: exact
Payment option 4: 0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x0573c4dA7fC31E944e5FF959fEf3b42199C308B2"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000",
    "payTo": "6KsbSAzhFe5YzqBK9ngeZzdU5xauZsni9osQeB8rSy5R"
  },
  {
    "scheme": "exact",
    "network": "eip155:143",
    "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
    "amount": "1000",
    "payTo": "0x0573c4dA7fC31E944e5FF959fEf3b42199C308B2"
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x0573c4dA7fC31E944e5FF959fEf3b42199C308B2"
  }
]

Observed health

Status: Healthy
Latest latency: 21 ms
Average latency: 20 ms
HTTP status: 402
Last checked: 2026-11-02T07:08:58.568Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "http",
  "method": "GET",
  "pathParams": {
    "type": "object",
    "required": [
      "chainNetwork"
    ],
    "properties": {
      "chainNetwork": {
        "enum": [
          "base-mainnet",
          "sol-mainnet",
          "eth-mainnet",
          "polygon-mainnet",
          "arbitrum-mainnet",
          "optimism-mainnet"
        ],
        "type": "string",
        "description": "Chain network identifier"
      }
    }
  },
  "queryParams": {
    "type": "object",
    "required": [
      "contractAddress"
    ],
    "properties": {
      "contractAddress": {
        "type": "string",
        "description": "The NFT contract address"
      }
    }
  }
}

Output schema

{
  "type": "object",
  "properties": {
    "name": {
      "type": "string"
    },
    "symbol": {
      "type": "string"
    },
    "address": {
      "type": "string"
    },
    "tokenType": {
      "type": "string"
    },
    "totalSupply": {
      "type": "string"
    },
    "openSeaMetadata": {
      "type": "object"
    },
    "contractDeployer": {
      "type": "string"
    },
    "deployedBlockNumber": {
      "type": "integer"
    }
  }
}