GLM-5.2 vs Qwen3.8 Max: Specs & Benchmark Comparison

GLM-5.2 is developed by Zhipu AI, while Qwen3.8 Max comes from Alibaba. GLM-5.2 was released in June 2026, and Qwen3.8 Max followed 2 months later in August 2026. Qwen3.8 Max is the larger model at roughly 2.4 trillion parameters, against 753 billion for GLM-5.2.

We have 4 benchmark results for GLM-5.2 and 2 benchmark results for Qwen3.8 Max, but they were measured on different benchmarks, so there is no like-for-like scoreboard.

GLM-5.2 is the cheaper API at $1.40 per million input tokens and $4.40 per million output tokens, about 79% below Qwen3.8 Max at $2.50 and $6.25. Both accept a context window of about 1M tokens. GLM-5.2 accepts text as input, while Qwen3.8 Max accepts text and images.

CharacteristicGLM-5.2Qwen3.8 Max
CompanyZhipu AIAlibaba
Release DateJune 16, 2026August 2, 2026
Parameters753B2.4T
MultimodalNoYes
Context (input)1.0M1.0M
Context (output)131K131K
Input Price / 1M$1.40$2.50
Output Price / 1M$4.40$6.25
Average Score94.3%93.0%

Verdict

GLM-5.2 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: GLM-5.2 — 0.9, Qwen3.8 Max — 0.9.

API Cost

GLM-5.2 is 1.5x cheaper: input $1.40/1M vs $2.50/1M tokens.

Context Window

GLM-5.2 supports a larger context: 1M vs 1M tokens.

Recency

Qwen3.8 Max is newer: released 8/2/2026 vs 6/16/2026.

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Frequently Asked Questions

Which is better for coding — GLM-5.2 or Qwen3.8 Max?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GLM-5.2 or Qwen3.8 Max?
GLM-5.2 is cheaper for input: $1.40 per 1M tokens vs $2.50.
Which has a larger context window — GLM-5.2 or Qwen3.8 Max?
GLM-5.2 supports a larger context: 1,048,576 tokens vs 1,000,000.

The GLM-5.2 and Qwen3.8 Max comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GLM-5.2 or Qwen3.8 Max page. See also the complete list of AI model comparisons.