GPT-6 Astra Pro vs GPT-6.1 Sol
GPT-6.1 Sol is cheaper than GPT-6 Astra Pro at $2/M vs $10/M input tokens.
Pokémon Battle UI Recreation
Pokémon battle screen you can actually click. One HTML file.
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Which answer wins?
Price and specs
Not enough votes to call it. On the specs, GPT-6 Astra Pro has the edge: bigger model tier. GPT-6.1 Sol costs 5.0x less per token.
| Spec | GPT-6 Astra Pro | GPT-6.1 Sol |
|---|---|---|
| Input price | $10/M tokens | $2/M tokens |
| Output price | $50/M tokens | $10/M tokens |
| Context window | 1.1M tokens | 1.1M tokens |
| Weights | Closed | Closed |
| Free API (OpenRouter) | No | No |
| Released | Sep 2026 | Sep 2026 |
| At 10M a month | $100 | $20.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
GPT-6 Astra Pro2 hosts
Per million tokens. Prices and uptime via OpenRouter, checked 30 Sep 2026.
Common questions
What is the difference between GPT-6 Astra Pro and GPT-6.1 Sol?
Both are developed by OpenAI but target different use cases. GPT-6 Astra Pro has a 1.1M token context window vs GPT-6.1 Sol's 1.1M. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.
Which is better, GPT-6 Astra Pro or GPT-6.1 Sol?
It depends on your use case. GPT-6 Astra Pro and GPT-6.1 Sol 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.
How much does GPT-6 Astra Pro cost compared to GPT-6.1 Sol?
GPT-6 Astra Pro costs $10/M input tokens and GPT-6.1 Sol costs $2/M input tokens. GPT-6.1 Sol is $8.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
How can I compare GPT-6 Astra Pro and GPT-6.1 Sol on Rival?
This page shows a side-by-side comparison of GPT-6 Astra Pro and GPT-6.1 Sol 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.
More comparisons
Against the newest arrivals
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Same lab, same size, long tail
- GPT-6 Astra Pro vs GPT-6 AstraVersion compare
- GPT-6 Astra Pro vs GPT-6 Luna ProSame lab
- GPT-6.1 Sol vs GPT-6 Sol ProSame lab
- GPT-6.1 Sol vs GPT-6 LunaSame lab
- GPT-6.1 Sol vs Claude 2Same size
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- GPT-6 Astra Pro vs Claude 3 OpusSame size
- GPT-6 Astra Pro vs Claude 3 SonnetNew provider