Task

Basics

4 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Keccak hash, keccak256 x402 REST usage

Keccak hash, keccak256. Keccak-256 hash (the Ethereum hash) of text or of 0x hex bytes, as used for function selectors, event topics and storage slots. Use when building or decoding EVM calls.

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-26

0.01 USDC per call per call

Ping, x402 payment test x402 REST usage

Ping, x402 payment test. A paid round-trip check: returns pong and the server time. Use to test that an x402 wallet, client or MCP setup can pay and receive a result.

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 4 calls / 30d checked 2026-10-26

0.01 USDC per call per call

Echo a message x402 REST usage

Returns the message you send, with its length and the server time. Use to test an x402 client, payment flow or agent tool wiring end to end.

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 3 calls / 30d checked 2026-10-26

0.01 USDC per call per call

Base network and USDC facts x402 REST usage

Reference facts for paying and reading on Base mainnet: chain id, native USDC contract and decimals, block explorer and public RPC URLs, and the x402 network identifier. Use to configure an x402 or Base client.

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 3 calls / 30d checked 2026-10-26

0.01 USDC per call per call

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