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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.
💰veo-3.1 is 100% cheaper than xAI: Grok 4
⚡xAI: Grok 4 is 169ms faster than veo-3.1
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
| Spec | veo-3.1 | xAI: Grok 4 |
|---|---|---|
| Provider | x-ai | |
| Input price / 1M tokens | Free | $3.00 |
| Output price / 1M tokens | — | $15.00 |
| Context window | — | 256k tokens |
| Latency (p50) | 169ms | — |
| Best benchmark score | — | — |
| Open source | No | No |
New and improved version of Veo 3, with higher-fidelity video, context-aware audio, reference image and last frame support
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...
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