MCP MeasureMCP Measure

index observed

B20 Check

Verify B20 tokens on Base: issuer powers, imposter detection, signed EIP-712 verdicts.

Should I use this

Quality & Safety

A
Description quality
100%
Schema completeness
65%
Naming quality
90%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~838Tokens (tool definitions)
~3.0 KBTypical response size
Moderate attention impact (0.65% 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": {
    "b20check": {
      "command": "npx",
      "args": [
        "b20check-mcp"
      ]
    }
  }
}

Runnable packages

npmb20check-mcp0.1.1stdio

Remote endpoints

https://b20check.com/mcpstreamable-http

What it can do

Tool inventory

No publishable tool enumeration has been recorded.

Community

Rate this Server

Evidence

Recent observations

failed observationversion not recorded—
verifiedversion not recorded2 tools
verifiedversion not recorded2 tools
verifiedversion not recorded2 tools
verifiedversion not recorded2 tools