GPT-6.1 Sol vs GPT-5.6 Sol
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
GPT-6.1 Sol
B
GPT-5.6 Sol
- ProviderOpenAIOpenAI
- Rank#5Higher rank#10
- TierSS
- Score91.8Higher score87.3
- PriceAPI $2 input / $10 output per 1M tokens ($0.10 cached input)Lower price tierAPI $4 input / $20 output per 1M tokens (promotional rate through at least Nov 21, 2026)
- TaglineOpenAI's September 2026 Sol update for coding, computer use and professional work, positioned close to GPT-6 Astra at a fraction of its token price.The frontier-capability tier of OpenAI's GPT-5.6 family, aimed at coding agents and demanding professional work, with a 1.05M-token context window.
| Attribute | GPT-6.1 Sol | GPT-5.6 Sol |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Rank | #5Higher rank | #10 |
| Tier | S | S |
| Score | 91.8Higher score | 87.3 |
| Price | API $2 input / $10 output per 1M tokens ($0.10 cached input)Lower price tier | API $4 input / $20 output per 1M tokens (promotional rate through at least Nov 21, 2026) |
| Tagline | OpenAI's September 2026 Sol update for coding, computer use and professional work, positioned close to GPT-6 Astra at a fraction of its token price. | The frontier-capability tier of OpenAI's GPT-5.6 family, aimed at coding agents and demanding professional work, with a 1.05M-token context window. |