MARKET MONITOR / CATALOGUE Services 137,936 MCP listed 41,666 x402 96,373 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-02 · 3 sources
Task

Deterministic

173 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.

Weighted average x402 REST usage

Weighted average, with the plain average for comparison — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Search & Research 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Abi function selector x402 REST usage

Function selector from a Solidity signature — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Encode base64 x402 REST usage

Base64 and base64url encoding of text or bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Dev & Code 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Encode url x402 REST usage

Percent-encode and decode a string for URLs — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Dev & Code 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Eth namehash x402 REST usage

ENS namehash and labelhash for a name — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Eth units x402 REST usage

Convert between wei, gwei, ether and token units — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Chain info x402 REST usage

Reference data for a supported EVM chain — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Compare digest x402 REST usage

Compare two hashes or secrets in constant time — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Decode base64 x402 REST usage

Decode base64 or base64url to bytes and text — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Dev & Code 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Decode hex x402 REST usage

Decode hex to text and other encodings — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Dev & Code 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Encode base58 x402 REST usage

Base58 encoding (Bitcoin alphabet) — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Dev & Code 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Eth checksum address x402 REST usage

EIP-55 checksum an Ethereum address, and check one — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash blake2b512 x402 REST usage

BLAKE2b-512 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash blake2s256 x402 REST usage

BLAKE2s-256 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash hash160 x402 REST usage

Bitcoin HASH160 — RIPEMD-160 of SHA-256 — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash keccak256 x402 REST usage

Ethereum keccak256 — the original Keccak, not NIST SHA3 — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash ripemd160 x402 REST usage

RIPEMD-160 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash sha1 x402 REST usage

SHA-1 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash sha224 x402 REST usage

SHA-224 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash sha256 x402 REST usage

SHA-256 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash sha3 512 x402 REST usage

SHA3-512 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Hash sha384 x402 REST usage

SHA-384 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Percent change x402 REST usage

Percentage and multiple change between two values — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Other services 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

EIP-712 typed-data digest x402 REST usage

EIP-712 typed-data digest — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-11-01
0.003 USDC per call per call

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