GPT-5.1-Codex-Max is OpenAI’s latest agentic coding model, designed for long-running, high-context software development tasks. It is based on an updated version of the 5.1 reasoning stack and trained on agentic workflows spanning software e…
Model details →OpenAI: GPT-5.1-Codex-Max vs Qwen: Qwen3 Max Thinking
OpenAI: GPT-5.1-Codex-Max and Qwen: Qwen3 Max Thinking are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
Qwen3-Max-Thinking is the flagship reasoning model in the Qwen3 series, designed for high-stakes cognitive tasks that require deep, multi-step reasoning. By significantly scaling model capacity and reinforcement learning compute, it deliver…
Model details →Side-by-side comparison
| Capability | OpenAI: GPT-5.1-Codex-Max | Qwen: Qwen3 Max Thinking | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 400K | 262K | 🏆 OpenAI: GPT-5.1-Codex-Max |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $1.25 | $0.78 | 🏆 Qwen: Qwen3 Max Thinking |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $10.00 | $3.90 | 🏆 Qwen: Qwen3 Max Thinking |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | — | 🏆 OpenAI: GPT-5.1-Codex-Max |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is OpenAI: GPT-5.1-Codex-Max better than Qwen: Qwen3 Max Thinking?
OpenAI: GPT-5.1-Codex-Max and Qwen: Qwen3 Max Thinking are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between OpenAI: GPT-5.1-Codex-Max and Qwen: Qwen3 Max Thinking?
Input: $1.25 vs $0.78 per 1M tokens. Output: $10.00 vs $3.90 per 1M tokens.
What context windows do OpenAI: GPT-5.1-Codex-Max and Qwen: Qwen3 Max Thinking support?
OpenAI: GPT-5.1-Codex-Max supports up to 400K tokens. Qwen: Qwen3 Max Thinking supports up to 262K tokens.
Do both OpenAI: GPT-5.1-Codex-Max and Qwen: Qwen3 Max Thinking support tool calling?
OpenAI: GPT-5.1-Codex-Max: yes. Qwen: Qwen3 Max Thinking: yes.