Base Transaction Explainer

by FastDrop

MCP MCP VERIFIED Verified 24 days ago Registry import free

Plain-English decode of any Base mainnet transaction: strict JSON, risk flags, no LLM.

Plain-English decode of any Base mainnet transaction: strict JSON, risk flags, no LLM. Official MCP Registry: io.github.0200project/base-transaction-decoder@0.1.3. Remote endpoint: https://api.0200project.com/mcp?ref=mcp-registry

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.0200project/base-transaction-decoder and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed and the description is not theirs.

If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.

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Tools this endpoint exposes

Read directly from the endpoint on 25 Sept 2026. Not supplied by the maker.

explain_transaction
Explain a Base-mainnet transaction in plain English. Input: a transaction hash. Returns strict JSON: summary (1-3 sentences), action_type (swap, erc20_transfer, nft_mint, bridge_out, approval_for_all,
buy_pass
Buy a 30-day pass for $9 in USDC on Base via x402: up to 10,000 explain_transaction calls with no per-call payment. Returns a bearer pass token; attach it at _meta["btx/pass"] on MCP calls or as the X