GPT-5.2 Pro vs Qwen3.8 Max
Both models are evenly matched across the benchmarks. Qwen3.8 Max is 23.3x cheaper per token.
OpenAI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
GPT-5.2 Pro outperforms in 1 benchmarks (GPQA), while Qwen3.8 Max is better at 1 benchmark (Humanity's Last Exam). Both models are evenly matched across the benchmarks.
On price, Qwen3.8 Max is roughly 23.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
GPT-5.2 Pro also accepts a larger context window (400,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose GPT-5.2 Pro
- you process long inputs — it offers a 400,000 token context window
Choose Qwen3.8 Max
- cost matters — it's about 23.3x cheaper per token
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
GPT-5.2 Pro outperforms in 1 benchmarks (GPQA), while Qwen3.8 Max is better at 1 benchmark (Humanity's Last Exam).
Both models are evenly matched across the benchmarks.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, GPT-5.2 Pro ($21.00/1M tokens) is 12.7x more expensive than Qwen3.8 Max ($1.65/1M tokens).
For output processing, GPT-5.2 Pro ($168.00/1M tokens) is 33.9x more expensive than Qwen3.8 Max ($4.95/1M tokens).
In conclusion, GPT-5.2 Pro is more expensive than Qwen3.8 Max.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
GPT-5.2 Pro accepts 400,000 input tokens compared to Qwen3.8 Max's 256,000 tokens. Qwen3.8 Max can generate longer responses up to 131,072 tokens, while GPT-5.2 Pro is limited to 128,000 tokens.
Input Capabilities
Supported data types and modalities
Both GPT-5.2 Pro and Qwen3.8 Max support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
GPT-5.2 Pro
Qwen3.8 Max
License
Usage and distribution terms
GPT-5.2 Pro is licensed under a proprietary license, while Qwen3.8 Max uses Qwen3.8-Max License.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Qwen3.8-Max License
Open weights
Release Timeline
When each model was launched
GPT-5.2 Pro was released on 2025-12-11, while Qwen3.8 Max was released on 2026-08-02.
Qwen3.8 Max is 8 months newer than GPT-5.2 Pro.
Dec 11, 2025
8 months ago
Aug 2, 2026
3 weeks ago
7mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
GPT-5.2 Pro is available from OpenAI. Qwen3.8 Max is available from DeepInfra, Fireworks, Novita, Together.
GPT-5.2 Pro
Qwen3.8 Max
Outputs Comparison
Judge for yourself.
Run your own prompts against GPT-5.2 Pro and Qwen3.8 Max side-by-side, then vote on the output you prefer.
FAQ
Common questions about GPT-5.2 Pro vs Qwen3.8 Max.