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Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionOpenNutrition MCP ServerAccess the OpenNutrition food database with 300,000+ itemsChEMBL MCP ServerUnofficial MCP server providing advanced access to the ChEMBL chemical database
FMRS33 / 100 · D75 / 100 · B
Reliability6 / 2012 / 20
Security and permissions6 / 2016 / 20
Maintenance8 / 2014 / 20
Documentation7 / 2018 / 20
Setup experience6 / 2015 / 20
Best for
  • Developers requiring reliable nutritional data
  • Researchers
  • Health app developers
  • Drug discovery and computational chemistry researchers
  • Bioinformatics teams needing ChEMBL data through AI assistants
  • Developers comfortable with Node.js or Docker
Not for
  • Those needing real-time web data
  • Those needing user-generated content databases
  • Production settings requiring official ChEMBL support (this is unofficial)
  • Users without a Node.js or Docker environment
  • General database tasks unrelated to ChEMBL
Required permissions
  • Local file access (possible)
  • Network access (for dataset download, but no external calls at runtime)
  • Outbound network access to https://www.ebi.ac.uk/chembl/api/data
  • Read-only access to public API data; no authentication credentials required
Risks and side effects
  • Local data storage may consume space
  • Risk of outdated data
  • Unofficial project with license marked NOASSERTION (README claims MIT); verify licensing yourself
  • Data accuracy depends on the ChEMBL REST API and the server's parsing may contain defects
  • 30-second request timeouts may constrain large batch queries
  • README inconsistency on tool count (22 vs 27) raises documentation reliability concerns
Supported clientsClaudeClaude Desktop
Tools427