RemoteFree server, account needed

Spectral MCP server

com.seespectral/oracle

Cross-check a factual claim against a verified knowledge graph before you assert it. Never guesses.

Install Spectral in Claude Code

Claude Code
claude mcp add --transport http spectral https://mcp.seespectral.com/mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "spectral": {
      "url": "https://mcp.seespectral.com/mcp"
    }
  }
}

Frequently asked questions

What does the Spectral MCP server do?

Cross-check a factual claim against a verified knowledge graph before you assert it. Never guesses.

Is the Spectral MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Spectral run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Spectral to Claude Code?

Run: claude mcp add --transport http spectral https://mcp.seespectral.com/mcp

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