Zamba2 1.2B Instruct is an open-source language model by Zyphra. Features: 1.2b LLM, VRAM: 4.9GB, Context: 4K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.23.
Base model:finetune:zyphra/zam... Base model:zyphra/zamba2-1.2b Conversational Dataset:argilla/openhermespref... Dataset:baai/infinity-instruct Dataset:huggingfaceh4/ultracha... Dataset:huggingfaceh4/ultrafee... Dataset:intel/orca dpo pairs Endpoints compatible Instruct Region:us Safetensors Zamba2
Model Card on HF 🤗: https://huggingface.co/Zyphra/Zamba2-1.2B-instruct
Zamba2 1.2B Instruct Benchmarks
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)
Zamba2 1.2B Instruct Parameters and Internals
| LLM Name | Zamba2 1.2B Instruct |
| Repository 🤗 | https://huggingface.co/Zyphra/Zamba2-1.2B-instruct |
| Base Model(s) | |
| Model Size | 1.2b |
| Required VRAM | 4.9 GB |
| Updated | 2026-04-08 |
| Maintainer | Zyphra |
| Model Type | zamba2 |
| Instruction-Based | Yes |
| Model Files | |
| Model Architecture | Zamba2ForCausalLM |
| License | apache-2.0 |
| Context Length | 4096 |
| Model Max Length | 4096 |
| Transformers Version | 4.49.0.dev0 |
| Tokenizer Class | LlamaTokenizer |
| Padding Token | [PAD] |
| Vocabulary Size | 32000 |
| Torch Data Type | float32 |
Rank the Zamba2 1.2B Instruct Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a