GLM 5.2 vs Qwen 3.8 Max

Detailed comparison of capabilities, features, and performance.

GLM 5.2

GLM 5.2

Z.ai
VS
Qwen 3.8 Max

Qwen 3.8 Max

Alibaba
Feature GLM 5.2 Qwen 3.8 Max
AI Lab Z.ai Alibaba
Context Size 1,000,000 tokens 262,144 tokens
Max Output Size 131,072 tokens 32,768 tokens
Frontier Model Yes Yes
Vision Support No Yes
Description GLM-5.2 introduces a robust 1M-token context and advanced, multi-effort coding capabilities to significantly enhance performance on long-horizon tasks. Its new IndexShare architecture and improved MTP layer simultaneously boost efficiency by reducing per-token FLOPs and increasing speculative decoding lengths. 743B parameter MoE. Alibaba's most capable closed flagship, built on the Qwen3.5 architecture with major gains in coding, research and long-horizon agentic work. Vision, function calling and a 262k context window. Available exclusively through Fireworks AI.

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