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ChemLLM 20B Chat SFT by AI4Chem

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ChemLLM 20B Chat SFT is an open-source language model by AI4Chem. Features: 20b LLM, VRAM: 40.6GB, Context: 32K, License: apache-2.0, LLM Explorer Score: 0.13.

  Arxiv:2402.06852   Chemistry   Conversational   Custom code   En   Feature-extraction   Internlm2   Region:us   Safetensors   Sharded   Tensorflow   Zh
Model Card on HF 🤗: https://huggingface.co/AI4Chem/ChemLLM-20B-Chat-SFT 

ChemLLM 20B Chat SFT Benchmarks

LLME Score: 0.13272
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
ChemLLM 20B Chat SFT (AI4Chem/ChemLLM-20B-Chat-SFT)
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ChemLLM 20B Chat SFT Parameters and Internals

Model Type 
text generation
Use Cases 
Areas:
research, commercial applications
Primary Use Cases:
chemistry, molecule science
Additional Notes 
LLM may generate incorrect answers, and users should proofread at their own risk.
Supported Languages 
en (English), zh (Chinese)
Input Output 
Input Format:
Prompts in text format
Accepted Modalities:
text
Output Format:
Generated text outputs
Performance Tips:
Use Dialogue Templates and System Prompts from Agent Chepybara for improved performance.
Release Notes 
Version:
1.0
Date:
2024-01-18
Notes:
ChemLLM-7B-Chat ver 1.0 released and open-sourced.
Version:
1.5
Date:
2024-03-23
Notes:
ChemLLM-1.5 updated with a demo site and API reference.
LLM NameChemLLM 20B Chat SFT
Repository 🤗https://huggingface.co/AI4Chem/ChemLLM-20B-Chat-SFT 
Model Size20b
Required VRAM40.6 GB
Updated2026-04-06
MaintainerAI4Chem
Model Typeinternlm2
Model Files  1.1 GB: 1-of-41   1.0 GB: 2-of-41   1.0 GB: 3-of-41   1.0 GB: 4-of-41   1.0 GB: 5-of-41   1.0 GB: 6-of-41   1.0 GB: 7-of-41   1.0 GB: 8-of-41   1.0 GB: 9-of-41   1.0 GB: 10-of-41   1.0 GB: 11-of-41   1.0 GB: 12-of-41   1.0 GB: 13-of-41   1.0 GB: 14-of-41   1.0 GB: 15-of-41   1.0 GB: 16-of-41   1.0 GB: 17-of-41   1.0 GB: 18-of-41   1.0 GB: 19-of-41   1.0 GB: 20-of-41   1.0 GB: 21-of-41   1.0 GB: 22-of-41   1.0 GB: 23-of-41   1.0 GB: 24-of-41   1.0 GB: 25-of-41   1.0 GB: 26-of-41   1.0 GB: 27-of-41   1.0 GB: 28-of-41   1.0 GB: 29-of-41   1.0 GB: 30-of-41   1.0 GB: 31-of-41   1.0 GB: 32-of-41   1.0 GB: 33-of-41   1.0 GB: 34-of-41   1.0 GB: 35-of-41   1.0 GB: 36-of-41   1.0 GB: 37-of-41   1.0 GB: 38-of-41   1.0 GB: 39-of-41   0.4 GB: 40-of-41   1.1 GB: 41-of-41
Supported Languagesen zh
Model ArchitectureInternLM2ForCausalLM
Licenseapache-2.0
Context Length32768
Model Max Length32768
Transformers Version4.40.0
Is Biased0
Vocabulary Size92544
Torch Data Typebfloat16

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Internlm2 Chat 20B 4bits32K / 12.2 GB10937
Note: green Score (e.g. "73.2") means that the model is better than AI4Chem/ChemLLM-20B-Chat-SFT.

Rank the ChemLLM 20B Chat SFT Capabilities

🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟

Instruction Following and Task Automation  
Factuality and Completeness of Knowledge  
Censorship and Alignment  
Data Analysis and Insight Generation  
Text Generation  
Text Summarization and Feature Extraction  
Code Generation  
Multi-Language Support and Translation  

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