JWT Decoder API

Name: JWT Decoder API
Author: Br0ski777

Br0ski777

Decode and inspect JWT tokens without verification. Extracts header, payload, claims, expiry, and signature algorithm. -- x402 micropayment API + MCP server for AI agents

Setup

Choose your client, copy the config, then fill in any required environment variables.

claude mcp add --transport sse jwt-decoder-api https://jwt-decoder.api.klymax402.com/mcp

~/.codex/config.toml

# Codex has no SSE transport: bridged through mcp-remote
[mcp_servers.jwt-decoder-api]
command = "npx"
args = ["-y", "mcp-remote", "https://jwt-decoder.api.klymax402.com/mcp"]

~/.cursor/mcp.json

{
  "mcpServers": {
    "jwt-decoder-api": {
      "url": "https://jwt-decoder.api.klymax402.com/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "jwt-decoder-api": {
      "type": "sse",
      "url": "https://jwt-decoder.api.klymax402.com/mcp"
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "jwt-decoder-api": {
      "url": "https://jwt-decoder.api.klymax402.com/mcp"
    }
  }
}

claude_desktop_config.json · Customize › Connectors › Add custom connector

{
  "mcpServers": {
    "jwt-decoder-api": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://jwt-decoder.api.klymax402.com/mcp"
      ]
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "jwt-decoder-api": {
      "url": "https://jwt-decoder.api.klymax402.com/mcp"
    }
  }
}

Setup

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