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mcp/harbor
Verified official

databutler MCP

v1.0.0

io.github.physics-star-cat/databutler

Verified facts for AI agents: rates, exams, recalls, holidays, and what changed since your cutoff.

transport:streamable-http tools:9
View source Website

Target client

run in your project directory 

claude mcp add --transport http databutler https://databutler.dev/api/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

uk_rates_lookup

uk rates lookup

exam_topic_paper

exam topic paper

domain_provenance

domain provenance

package_provenance

package provenance

take_home_pay

take home pay

what_changed_since

what changed since

coverage

coverage

catalogue

catalogue

call

call

All 9 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.