MCP server

Tools

dev.workers.sebastiaan-ba3.payverify/tools

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Verify a Base USDC transaction or x402 settlement landed. Free, no account needed.

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

1

Token cost

About 208 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http tools https://payverify.sebastiaan-ba3.workers.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.tools]
url = "https://payverify.sebastiaan-ba3.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"tools":{"httpUrl":"https://payverify.sebastiaan-ba3.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"tools":{"url":"https://payverify.sebastiaan-ba3.workers.dev/mcp"}}}

VS Code

{"servers":{"tools":{"type":"http","url":"https://payverify.sebastiaan-ba3.workers.dev/mcp"}}}

Antigravity

agy mcp add tools https://payverify.sebastiaan-ba3.workers.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"tools","server_url":"https://payverify.sebastiaan-ba3.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"tools","server_url":"https://payverify.sebastiaan-ba3.workers.dev/mcp"}

Tools

• verify_base_usdc_tx ~208 tokens
  Verify a Base (Ethereum L2) transaction and report every USDC Transfer event in it: sender, recipient, amount, block number, on-chain success, and confirmation age. Free, no account, reads Base's public JSON-RPC live. Example you can call right now, no setup: {"tx": "0xad887d8844d9d8b093b8040c1950e6

Browse

• Crypto and blockchains

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