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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.
💰Z.ai: GLM Flash Latest is 100% cheaper than OpenAI: GPT-5 Image
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
Z.ai: GLM Flash Latest is 113536% cheaper
| Spec | OpenAI: GPT-5 Image | Z.ai: GLM Flash Latest |
|---|---|---|
| Provider | openai | ~z-ai |
| Input price / 1M tokens | $10.00 | $0.01 |
| Output price / 1M tokens | $10.00 | $0.18 |
| Context window | 400k tokens | 1049k tokens |
| Latency (p50) | — | — |
| Best benchmark score | — | — |
| Open source | No | No |
[GPT-5](https://openrouter.ai/openai/gpt-5) Image combines OpenAI's GPT-5 model with state-of-the-art image generation capabilities. It offers major improvements in reasoning, code quality, and user experience while incorporating GPT Image 1's superior instruction following,...
This model always redirects to the latest model in the GLM Flash family.
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