MCP server

Lumen Pre-Sign Check

io.github.Dansgit2b/lumen-presign-check

Checked 25 Oct 2026, 20:29 UTC · Connection failed

Use before signing an EVM tx or EIP-712 message: risk flags + verdict. Informational, no simulation

Failed last check

Source

https://lumenworks-x402-decoder.onrender.com/mcp/presign

At a glance

Type: MCP server
Publisher: Not verified
Status: Failed last check
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS 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 lumen-presign-check https://lumenworks-x402-decoder.onrender.com/mcp/presign

Claude Desktop

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

Codex (config.toml)

[mcp_servers.lumen-presign-check]
url = "https://lumenworks-x402-decoder.onrender.com/mcp/presign"

Gemini CLI

{"mcpServers":{"lumen-presign-check":{"httpUrl":"https://lumenworks-x402-decoder.onrender.com/mcp/presign"}}}

Cursor

{"mcpServers":{"lumen-presign-check":{"url":"https://lumenworks-x402-decoder.onrender.com/mcp/presign"}}}

VS Code

{"servers":{"lumen-presign-check":{"type":"http","url":"https://lumenworks-x402-decoder.onrender.com/mcp/presign"}}}

Antigravity

agy mcp add lumen-presign-check https://lumenworks-x402-decoder.onrender.com/mcp/presign

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":"lumen-presign-check","server_url":"https://lumenworks-x402-decoder.onrender.com/mcp/presign","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"lumen-presign-check","server_url":"https://lumenworks-x402-decoder.onrender.com/mcp/presign"}

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