Falcon H1 1.5B Base is an open-source language model by tiiuae. Features: 1.5b LLM, VRAM: 3.1GB, Context: 128K, License: other, LLM Explorer Score: 0.2.
Arxiv:2507.22448 Ar Cs De En Endpoints compatible Es Falcon-h1 Falcon h1 Fr Hi It Ja Ko Nl Pl Pt Region:us Ro Ru Safetensors Sv Ur Zh
Model Card on HF 🤗: https://huggingface.co/tiiuae/Falcon-H1-1.5B-Base
Falcon H1 1.5B Base 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)
Falcon H1 1.5B Base Parameters and Internals
| LLM Name | Falcon H1 1.5B Base |
| Repository 🤗 | https://huggingface.co/tiiuae/Falcon-H1-1.5B-Base |
| Model Size | 1.5b |
| Required VRAM | 3.1 GB |
| Updated | 2026-06-10 |
| Maintainer | tiiuae |
| Model Type | falcon_h1 |
| Model Files | |
| Supported Languages | ar cs de en es fr hi it ja ko nl pl pt ro ru sv ur zh |
| Model Architecture | FalconH1ForCausalLM |
| License | other |
| Context Length | 131072 |
| Model Max Length | 131072 |
| Transformers Version | 4.52.0.dev0 |
| Tokenizer Class | PreTrainedTokenizer |
| Vocabulary Size | 65536 |
| Torch Data Type | bfloat16 |
Best Alternatives to Falcon H1 1.5B Base
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| Falcon H1 1.5B Deep Instruct | 128K / 3.1 GB | 3108 | 39 |
| Falcon H1 1.5B Instruct | 128K / 3.1 GB | 1121 | 17 |
| Falcon H1 1.5B Deep Base | 128K / 3.1 GB | 311 | 6 |
Note: green Score (e.g. "73.2") means that the model is better than tiiuae/Falcon-H1-1.5B-Base .
Rank the Falcon H1 1.5B Base Capabilities
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Original data from HuggingFace, Arena and various public git repos.
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Release v20260328a