NEIRA HF1 4B is an open-source language model by HeartFlowAI. Features: 4b LLM, VRAM: 8GB, Context: 256K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.3.
| LLM Name | NEIRA HF1 4B |
| Repository 🤗 | https://huggingface.co/HeartFlowAI/NEIRA-HF1-4B |
| Base Model(s) | |
| Model Size | 4b |
| Required VRAM | 8 GB |
| Updated | 2026-10-21 |
| Maintainer | HeartFlowAI |
| Model Type | qwen3 |
| Instruction-Based | Yes |
| Model Files | |
| Supported Languages | en |
| Model Architecture | Qwen3ForCausalLM |
| License | apache-2.0 |
| Context Length | 262144 |
| Model Max Length | 262144 |
| Transformers Version | 4.56.0.dev0 |
| Tokenizer Class | Qwen2Tokenizer |
| Padding Token | <|endoftext|> |
| Vocabulary Size | 151936 |
| Torch Data Type | bfloat16 |
| Errors | replace |
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| Qwen3 4B Instruct 2507 | 256K / 8.1 GB | 3109972 | 911 |
| FastContext 1.0 4B SFT | 256K / 8.1 GB | 5735 | 357 |
| Dwight 4B | 256K / 8.1 GB | 374 | 10 |
| SRA RiskGate 4B | 256K / 8 GB | 2662 | 1 |
| ...orm3200 Impl Verl S11 Step 039 | 256K / 8.1 GB | 391 | 1 |
| Qwen3 4B Instruct 2507 FP8 | 256K / 5.2 GB | 1100744 | 78 |
| FastContext 1.0 4B RL | 256K / 8.1 GB | 4559 | 61 |
| Mgi Assistant V1 Qwen3 4B | 256K / 8.1 GB | 669 | 1 |
| Jamjuri EDGE Preview 100 | 256K / 8 GB | 567 | 1 |
| Fable Traces | 256K / 8.1 GB | 105 | 209 |