o3-pro vs Qwen3.8 Max
Comparing o3-pro and Qwen3.8 Max across benchmarks, pricing, and capabilities.
OpenAI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
o3-pro and Qwen3.8 Max trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
On price, Qwen3.8 Max is roughly 14.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Qwen3.8 Max also accepts a larger context window (256,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose o3-pro
- you want predictable pricing at $20.00/M input and $80.00/M output
Choose Qwen3.8 Max
- cost matters — it's about 14.1x cheaper per token
- you process long inputs — it offers a 256,000 token context window
- 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
o3-pro and Qwen3.8 Maxdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, o3-pro ($20.00/1M tokens) is 12.1x more expensive than Qwen3.8 Max ($1.65/1M tokens).
For output processing, o3-pro ($80.00/1M tokens) is 16.2x more expensive than Qwen3.8 Max ($4.95/1M tokens).
In conclusion, o3-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
Qwen3.8 Max accepts 256,000 input tokens compared to o3-pro's 200,000 tokens. Qwen3.8 Max can generate longer responses up to 131,072 tokens, while o3-pro is limited to 100,000 tokens.
Input Capabilities
Supported data types and modalities
Both o3-pro and Qwen3.8 Max support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
o3-pro
Qwen3.8 Max
License
Usage and distribution terms
o3-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
o3-pro was released on 2025-06-10, while Qwen3.8 Max was released on 2026-08-02.
Qwen3.8 Max is 14 months newer than o3-pro.
Jun 10, 2025
1.2 years ago
Aug 2, 2026
3 weeks ago
1.1yr newerKnowledge Cutoff
When training data ends
o3-pro has a documented knowledge cutoff of 2024-05-31, while Qwen3.8 Max's cutoff date is not specified.
We can confirm o3-pro's training data extends to 2024-05-31, but cannot make a direct comparison without Qwen3.8 Max's cutoff date.
May 2024
—
Provider Availability
o3-pro is available from OpenAI. Qwen3.8 Max is available from DeepInfra, Fireworks, Novita, Together.
o3-pro
Qwen3.8 Max
Outputs Comparison
Judge for yourself.
Run your own prompts against o3-pro and Qwen3.8 Max side-by-side, then vote on the output you prefer.
FAQ
Common questions about o3-pro vs Qwen3.8 Max.