Developer Tools

0200project.com

Provides plain-English transaction explanations for Base-mainnet and a pass purchase feature for API access.

2 endpoints4 known toolsFirst detected August 21, 2026Last detected August 21, 2026

ENDPOINT 1

https://base-tx-explain.fly.dev/mcp

No auth detected

MCP server metadata

Name: base-tx-explain
Version: 0.1.2

Capabilities

tools.listChanged

Known tools 2

explain_transaction

Explain a Base-mainnet transaction in plain English.

Inferred read-only

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.

Potential side effects

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.base-tx-explain]
url = "https://base-tx-explain.fly.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "base-tx-explain": {
      "type": "http",
      "url": "https://base-tx-explain.fly.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: base-tx-explain
Remote MCP URL: https://base-tx-explain.fly.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "base-tx-explain": {
      "url": "https://base-tx-explain.fly.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "base-tx-explain": {
      "type": "http",
      "url": "https://base-tx-explain.fly.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "base-tx-explain",
  "transport": "streamable-http",
  "url": "https://base-tx-explain.fly.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

ENDPOINT 2

https://api.0200project.com/mcp?ref=mcp-registry