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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 98% cheaper than xAI: Grok 4
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
Z.ai: GLM Latest is 4192% cheaper
| Spec | xAI: Grok 4 | Z.ai: GLM Latest |
|---|---|---|
| Provider | x-ai | ~z-ai |
| Input price / 1M tokens | $3.00 | $0.07 |
| Output price / 1M tokens | $15.00 | $1.40 |
| Context window | 256k tokens | 1049k tokens |
| Latency (p50) | — | — |
| Best benchmark score | — | — |
| Open source | No | No |
Grok 4 is xAI's latest reasoning model with a 256k context window. It supports parallel tool calling, structured outputs, and both image and text inputs. Note that reasoning is not...
This model always redirects to the latest GLM model from Z.ai.
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