Lumen Works Decoder
by FastDrop
Decode/lint x402 payment headers, EIP-712 typed data and EVM calldata. Free tier; x402-paid HTTP.
Decode/lint x402 payment headers, EIP-712 typed data and EVM calldata. Free tier; x402-paid HTTP. Official MCP Registry: io.github.Dansgit2b/lumenworks-decoder@1.1.0. Remote endpoint: https://lumenworks-x402-decoder.onrender.com/mcp
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Remote MCP endpoint ingested from the official registry and probed by FastDrop.
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as io.github.Dansgit2b/lumenworks-decoder and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
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Read directly from the endpoint on 10 Oct 2026. Not supplied by the maker.
x402_lintDecode and lint an x402 PAYMENT-REQUIRED / PAYMENT-SIGNATURE / PAYMENT-RESPONSE header (base64 or JSON): kind, decoded object, errors/warnings (CAIP-2, checksum, EIP-712 domain, expiry).
eip712_decodeDecode EIP-712 typed data: domain separator, signing digest, message, and plain-language risk notes (Permit, Permit2, EIP-3009, unlimited values).
calldata_decodeDecode Ethereum calldata: selector, 4byte/openchain signature lookup, ABI-decoded args for each matching candidate. Optional {signature} override.
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