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ChemCrow

ChemCrow

Open Source Open Source

A chemistry agent that performs tasks across synthesis, drug discovery, and materials design

Free
Pricing Model
Research
Industry
ChemCrow screenshot 1
A chemistry agent that performs tasks across synthesis, drug discovery, and materials design

ChemCrow at a Glance

Pricing
Free
How you use it
Python package; also offers a Hugging Face demo
On GitHub
968 stars · MIT licence · last updated Dec 2024
Works with
LangChain RDKit PaperQA PubChem chem-space RXN4Chem OpenAI

Website last checked 28 Oct 2026

ChemCrow Key Features

  • Access to chemical databases like Pubchem and chem-space
  • Allows self-hosting of certain tools via Docker
  • Integrates with RDKit for chemical informatics
  • Supports paper-qa for literature queries
  • Utilizes Langchain for building chemical reasoning tasks

ChemCrow Use Cases

  • Chemical query resolution
  • Integration with large language models for enhanced chemical reasoning
  • Reaction product prediction
  • Retrosynthetic planning

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