MODEL PROFILE

Qwen3.8-27B-GPTQ-4bit

btbtyler09 · Qwen3.8-27B-GPTQ-4bit

GPTQ 4-bit quantization of Qwen/Qwen3.8-27B, a 27B-parameter dense multimodal model. Uses **FOEM** (First-Order Error Matters, AAAI 2026) for outlier-aware error compensation, enabling pure 4-bit quantization without per-module FP16 exclusions — this checkpoint lands at **+0.81% perplexity** over BF16. Includes the full vision encoder and MTP (Multi-Token Prediction) module for image understanding and speculative decoding support. All quantizable Linear modules in the text decoder are quantized to INT4 using GPTQ + FOEM. The vision encoder, MTP module, norms, embeddings, and LM head remain at BF16/FP16 for quality preservation.

Visual QAmultimodallicense:apache-2.0
Context window262,144 Token
Input → OutputText、Image → Text
Model weightsNot verified
Profile updated2026/10/30 20:02:54
OVERVIEW

Model overview

GPTQ 4-bit quantization of Qwen/Qwen3.8-27B, a 27B-parameter dense multimodal model. Uses **FOEM** (First-Order Error Matters, AAAI 2026) for outlier-aware error compensation, enabling pure 4-bit quantization without per-module FP16 exclusions — this checkpoint lands at **+0.81% perplexity** over BF16. Includes the full vision encoder and MTP (Multi-Token Prediction) module for image understanding and speculative decoding support. All quantizable Linear modules in the text decoder are quantized to INT4 using GPTQ + FOEM. The vision encoder, MTP module, norms, embeddings, and LM head remain at BF16/FP16 for quality preservation.

Key features

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PRICING & COST

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INDEPENDENT BENCHMARKS

Public benchmarks & run configuration

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Sources & traceability

许可证:apache-2.0。模型介绍与第三方评测均以原来源的具体版本和方法为准。