
halley-ai/gpt-oss-120b-MLX-bf16
Text Generation
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117B
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Updated
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212
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1
Text Generation & Chat Assistants; Model Compression & Quantization (Q4/Q6/Q8, gs32); Inference & Serving (on-prem, low-latency); RAG / Retrieval; Agents & Tool Use; Distillation / LoRA / Fine-tuning
High-quality, Apple-Silicon–optimized MLX builds, tools, and evals — focused on practical, on-prem inference for small teams.
We publish Mixture-of-Experts (MoE) models and MLX quantizations tuned for M-series Macs (Metal + unified memory).
Target use: fast, reliable interactive chat and light batch workloads.
Repo | Bits/GS | Footprint | Notes |
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halley-ai/gpt-oss-20b-MLX-5bit-gs32 | Q5 / 32 | ~15.8 GB | Small drop vs 6-bit (~3–6% PPL); “fits‑24GB” unified memory. |
halley-ai/gpt-oss-20b-MLX-6bit-gs32 | Q6 / 32 | ~18.4 GB | Best of the group; strong quality/footprint tradeoff. |
Repo | Bits/GS | Memory | Notes |
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halley-ai/gpt-oss-120b-MLX-8bit-gs32 | Q8 / 32 | ~63.42 GB | Reference int8; stable and simple to use. |
halley-ai/gpt-oss-120b-MLX-bf16 | bf16 | ~65.28 GB | Non-quantized reference for evaluation/ground truth. |
Format: MLX (not GGUF). For Linux/Windows or non-MLX stacks, use a GGUF build with llama.cpp.