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15 Services from x402-echo-service.onrender.com

x402-echo-service.onrender.comContract Checkx402

Determines whether a Base blockchain address is a smart contract or an externally owned account (EOA), returning bytecode size and keccak-256 hash.

$0.001/messagex402-echo-service.onrender.comERC-20 Token Balance on Basex402

Reads the ERC-20 token balance of a given wallet address on the Base blockchain, returning raw balance, decimals, and human-readable amount.

$0.001/messagex402-echo-service.onrender.comGas Price on Basex402

Returns the current legacy gas price and EIP-1559 base fee of the latest block on the Base blockchain, in both wei and gwei.

$0.001/messagex402-echo-service.onrender.comHash Digestx402

Compute cryptographic hash digests (SHA-256, SHA-512, or Keccak-256) of an input string and return hex-encoded results.

$0.001/messagex402-echo-service.onrender.comNative ETH Balance on Basex402

Returns the native ETH balance of a given wallet address on the Base blockchain, in both wei and ether, read directly from a node.

$0.001/messagex402-echo-service.onrender.comTransaction Lookupx402

Look up a Base blockchain transaction by hash, returning its status, block number, addresses, value, gas used, and effective gas price.

$0.001/messagex402-echo-service.onrender.comUUID Generatorx402

Generates between 1 and 100 cryptographically random UUIDv4 identifiers per call using the platform CSPRNG.

$0.001/messagex402-echo-service.onrender.comAccount Noncex402

Returns the current transaction count (nonce) for a Base blockchain address, optionally including pending mempool transactions.

$0.001/messagex402-echo-service.onrender.comBase64 Codecx402

Encodes or decodes base64 strings, supporting both standard and URL-safe alphabets with strict validation on decode.

$0.001/messagex402-echo-service.onrender.comBase Block Readerx402

Fetches block metadata from the Base blockchain — either the latest block (chain head) or a specific block by height — returning number, hash, timestamp, gas used, and transaction count.

$0.001/messagex402-echo-service.onrender.comTime Formatsx402

Returns the current UTC time in four formats simultaneously: ISO-8601, Unix seconds, Unix milliseconds, and RFC-2822.

$0.001/messagex402-echo-service.onrender.comToken Metadatax402

Reads ERC-20 token metadata (name, symbol, decimals, total supply) for a given contract address on Base.

$0.001/messagex402-echo-service.onrender.comOpen Web Searchx402

Performs keyword and semantic web search, returning ranked results with titles, URLs, and text snippets — no API key required, billed per call via x402.

$0.001/messagex402-echo-service.onrender.comx402 Research Echox402

Echoes a submitted message back with its SHA-256 digest and a server timestamp, used for x402 protocol conformance and discovery-layer research.

$0.001/messagex402-echo-service.onrender.comOpen Web Searchx402

Performs keyword and semantic web search, returning ranked results with titles, URLs, and text snippets — no API key required, billed per call via x402.

$0.001/message
x402-echo-service.onrender.com – 15 AI agent APIs via x402 | Zero