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Side-by-side comparison of API pricing, context window, latency, and benchmark performance. Data refreshed daily from provider APIs and ModelStop's own latency probes.
💰OpenAI: GPT-5.1-Codex is 100% cheaper than Qwen: Qwen2.5 VL 32B Instruct
⚡Qwen: Qwen2.5 VL 32B Instruct is 31ms faster than OpenAI: GPT-5.1-Codex
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
| Spec | OpenAI: GPT-5.1-Codex | Qwen: Qwen2.5 VL 32B Instruct |
|---|---|---|
| Provider | openai | qwen |
| Input price / 1M tokens | Free | $0.20 |
| Output price / 1M tokens | — | $0.60 |
| Context window | 400k tokens | 128k tokens |
| Latency (p50) | 31ms | — |
| Best benchmark score | — | — |
| Open source | No | No |
GPT-5.1-Codex is a specialized version of GPT-5.1 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
Qwen2.5-VL-32B is a multimodal vision-language model fine-tuned through reinforcement learning for enhanced mathematical reasoning, structured outputs, and visual problem-solving capabilities. It excels at visual analysis tasks, including object recognition, textual...
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