Palmyra 20B Chat is an open-source language model by Writer. Features: 20b LLM, VRAM: 40.6GB, License: apache-2.0, Instruction-Based, HF Score: 44.2, LLM Explorer Score: 0.13, Arc: 43.5, HellaSwag: 72.8, MMLU: 35.2, TruthfulQA: 43.2, WinoGrande: 66.5, GSM8K: 3.9.
Chat Dataset:open-orca/openorca Dataset:wizardlm/wizardlm evol... En Endpoints compatible Gpt2 Instruct Palmyra Pytorch Region:us Sharded
Model Card on HF 🤗: https://huggingface.co/Writer/palmyra-20b-chat
Palmyra 20B Chat Benchmarks
ARC: 43.52 vs 96.7 (so35)-55%
HellaSwag: 72.83 vs 95.3 (gpt4)-23.6%
MMLU: 35.18 vs 88.3 (so35)-60.2%
TruthfulQA: 43.17 vs 59 (gpt4)-26.8%
WinoGrande: 66.46 vs 87.5 (gpt4)-24%
GSM8K: 3.94 vs 96.4 (so35)-95.9%
LLME Score: 0.13488
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
Palmyra 20B Chat Parameters and Internals
| LLM Name | Palmyra 20B Chat |
| Repository 🤗 | https://huggingface.co/Writer/palmyra-20b-chat |
| Model Size | 20b |
| Required VRAM | 40.6 GB |
| Updated | 2026-03-27 |
| Maintainer | Writer |
| Model Type | gpt2 |
| Instruction-Based | Yes |
| Model Files | |
| Supported Languages | en |
| Model Architecture | GPT2LMHeadModel |
| License | apache-2.0 |
| Model Max Length | 2048 |
| Transformers Version | 4.32.0.dev0 |
| Tokenizer Class | GPT2Tokenizer |
| Beginning of Sentence Token | <|endoftext|> |
| End of Sentence Token | <|endoftext|> |
| Unk Token | <|endoftext|> |
| Vocabulary Size | 50258 |
| Torch Data Type | float16 |
| Activation Function | gelu |
| Errors | replace |
Best Alternatives to Palmyra 20B Chat
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| GPT Sw3 20B Instruct | 0K / 83.2 GB | 664 | 12 |
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260327b