MCP Servers

Scanned where there is a package or repository to read, and every release diffed against the tool surface we already hold. Every figure on a card is counted from this marketplace's own rows.

67,156 MCP servers

Security-scanned and graded based on available source code and tools.

Full-featured Notion MCP server with deep page reading, surgical editing, snapshot/restore, file uploads (Notion-hosted images/PDFs), table

3/day 33 tools
Free

Connect coding agents to your Althea and, through her, a consent-first network of ML researchers.

3/day
Free

Pre-flight query cost and result-size guardrails for AI agents on BigQuery, Snowflake, Databricks

3/day 4 tools
Free

LIGO/Virgo/KAGRA gravitational-wave alerts from GraceDB, plus public strain from GWOSC.

3/day 15 tools
Free

Turn a research paper into working code and prove, claim by claim, how close it gets.

3/day
Free
Compare
tick one more