Ouro 1.4B is an open-source language model by ByteDance. Features: 1.4b LLM, VRAM: 2.9GB, Context: 64K, License: apache-2.0, LLM Explorer Score: 0.32.
Arxiv:2510.25741 Conversational Custom code Looped-language-model Ouro Reasoning Recurrent-depth Region:us Safetensors
Model Card on HF 🤗: https://huggingface.co/ByteDance/Ouro-1.4B
Ouro 1.4B 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)
Ouro 1.4B Parameters and Internals
| LLM Name | Ouro 1.4B |
| Repository 🤗 | https://huggingface.co/ByteDance/Ouro-1.4B |
| Model Size | 1.4b |
| Required VRAM | 2.9 GB |
| Updated | 2026-03-28 |
| Maintainer | ByteDance |
| Model Type | ouro |
| Model Files | |
| Model Architecture | OuroForCausalLM |
| License | apache-2.0 |
| Context Length | 65536 |
| Model Max Length | 65536 |
| Transformers Version | 4.55.0 |
| Tokenizer Class | GPT2Tokenizer |
| Vocabulary Size | 49152 |
| Torch Data Type | bfloat16 |
Best Alternatives to Ouro 1.4B
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| Ouro 1.4B Thinking | 64K / 2.9 GB | 4979 | 32 |
Rank the Ouro 1.4B Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a