MCP MeasureMCP Measure

index observed

Automaton Base Onchain Tools

Paid (x402, USDC on Base) Base tools: tx explainer, token approvals, address inspector.

Should I use this

Quality & Safety

B
Description quality
86%
Schema completeness
68%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~411Tokens (tool definitions)
~435 BTypical response size
Minimal attention impact (0.32% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "base-tools": {
      "url": "https://automaton-tx-explainer.vercel.app/mcp"
    }
  }
}

Remote endpoints

https://automaton-tx-explainer.vercel.app/mcpstreamable-http

What it can do

Tool inventory

Tools (4)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢base_tx_explain(hash)

Explain a Base mainnet transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts. Costs $0.01.

Input Schema

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{64}$"
    }
  },
  "required": [
    "hash"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢base_token_approvals(address)

Check a Base wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, WETH, cbBTC, AERO...) to 8 common spenders (Permit2, Uniswap, Aerodrome, 1inch, 0x, LI.FI, Odos); flags unlimited approvals. Costs $0.005.

Input Schema

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$"
    }
  },
  "required": [
    "address"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢base_address_inspect(address)

Inspect any Base address: EOA vs contract vs EIP-7702 delegated, ETH balance, nonce, EIP-1967/EIP-1167 proxy implementation, and ERC-20 name/symbol/decimals/supply. Costs $0.005.

Input Schema

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$"
    }
  },
  "required": [
    "address"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}
⚪ping

Free health check.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "http://json-schema.org/draft-07/schema#"
}

Community

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Evidence

Recent observations

verifiedversion not recorded4 tools