Mistral Large 4 is cheaper than GPT-6 Astra Pro at $0.68/M vs $10/M input tokens.
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Which answer wins?
| Spec | ||
|---|---|---|
| Input price | $10/M tokens | $0.68/M tokens |
| Output price | $50/M tokens | $2.09/M tokens |
| Context window | 1.1M tokens | 524K tokens |
| Weights | Closed | — |
| Free API (OpenRouter) | No | No |
| Released | Sep 2026 | Oct 2026 |
| At 10M a month | $100 | $6.80 |
Input tokens at list price. No caching, no batch discount.
Per million tokens. Prices and uptime via OpenRouter, checked 6 Oct 2026.
GPT-6 Astra Pro is developed by OpenAI while Mistral Large 4 is developed by Mistral AI. GPT-6 Astra Pro has a 1.1M token context window vs Mistral Large 4's 524K. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.
It depends on your use case. GPT-6 Astra Pro and Mistral Large 4 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 6 challenges so you can judge which fits your needs best.
GPT-6 Astra Pro costs $10/M input tokens and Mistral Large 4 costs $0.68/M input tokens. Mistral Large 4 is $9.32/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
This page shows a side-by-side comparison of GPT-6 Astra Pro and Mistral Large 4 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.