Model comparison
GPT-6.1 Sol vs o1-pro
o1-pro has enough public results to be ranked (#264); GPT-6.1 Sol does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Summary
- GPT-6.1 Sol is cheaper at $2 / $10 per million input/output tokens, against $150 / $600 for o1-pro.
- GPT-6.1 Sol accepts more context: 1.05M tokens versus 200K.
Side by side
| GPT-6.1 Sol | o1-pro | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Noometry Index | 42.1 | 31.2 |
| Released | 2026-09-29 | 2025-03-19 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 200K |
| Max output | 128K | 100K |
| Input $ / M tokens | $2 | $150 |
| Output $ / M tokens | $10 | $600 |
| Results tracked | 2 | 3 |
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Category by category
Coding Not comparable
GPT-6.1 Sol: 51.4, o1-pro: —
| Benchmark | GPT-6.1 Sol | o1-pro |
|---|---|---|
| DeepSWE | 75.2% | — |
Agentic & Tool Use Not comparable
GPT-6.1 Sol: 34.3, o1-pro: —
| Benchmark | GPT-6.1 Sol | o1-pro |
|---|---|---|
| GDP.pdf | 32% | — |
Reasoning Not comparable
GPT-6.1 Sol: —, o1-pro: 20.2 (#223)
| Benchmark | GPT-6.1 Sol | o1-pro |
|---|---|---|
| ARC-AGI-1 | — | 23.3% |
| EnigmaEval | — | 6.1% |
Knowledge Not comparable
GPT-6.1 Sol: —, o1-pro: 29.3 (#227)
| Benchmark | GPT-6.1 Sol | o1-pro |
|---|---|---|
| Humanity's Last Exam | — | 8.1% |
Frequently asked questions
Is GPT-6.1 Sol better than o1-pro?
o1-pro has enough public results to be ranked (#264); GPT-6.1 Sol does not yet, so treat this comparison as directional.
Which is cheaper, GPT-6.1 Sol or o1-pro?
GPT-6.1 Sol is cheaper. It lists at $2 per million input tokens and $10 per million output tokens; o1-pro lists at $150 and $600.
Which has the bigger context window?
GPT-6.1 Sol does, with 1.05M tokens against 200K.
How many benchmarks do GPT-6.1 Sol and o1-pro share?
0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and o1-pro has 3.