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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 Latest is 97% cheaper than OpenAI: GPT-5 Image Mini
📈OpenAI: GPT-5 Image Mini scores 1242.0 pts higher on benchmarks
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
Z.ai: GLM Latest is 3477% cheaper
| Spec | OpenAI: GPT-5 Image Mini | Z.ai: GLM Latest |
|---|---|---|
| Provider | openai | ~z-ai |
| Input price / 1M tokens | $2.50 | $0.07 |
| Output price / 1M tokens | $2.00 | $1.40 |
| Context window | 400k tokens | 1049k tokens |
| Latency (p50) | — | — |
| Best benchmark score | 1242.0 | — |
| Open source | No | No |
GPT-5 Image Mini combines OpenAI's advanced language capabilities, powered by [GPT-5 Mini](https://openrouter.ai/openai/gpt-5-mini), with GPT Image 1 Mini for efficient image generation. This natively multimodal model features superior instruction following, text...
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