OpenAI
GPT-6 Sol
OpenAI's first GPT-6 Sol release (September 22, 2026) for coding and agent workflows, followed a week later by GPT-6.1 Sol.
Our editorial assessment, based on the public sources listed below. Last reviewed .
- Overall rank
- #15
- Tier
- S
- Score
- 86.1
- Main category
- Coding
Strengths
- Trained with methods similar to GPT-6 Astra, at a much lower token price
- API price cut 50% versus GPT-5.6 Sol's promotional rate
- Faster output than GPT-6.1 Sol in independent speed measurements
Considerations
- Superseded by GPT-6.1 Sol on September 29, 2026; OpenAI's model page points to the newer Sol
- Earlier knowledge cutoff (April 20, 2026) than the 6.1 update
Price
API $2 input / $10 output per 1M tokens ($0.20 cached input)
Shown for reference — price is not part of the score.
Score breakdown
- Performance
- 90.0
- 55% of score
- Reputation
- 84.0
- 35% of score
- Recency
- 72.0
- 10% of score
The overall score combines these sub-scores using the weights shown. How we score →
Verification status
Each field carries its own re-verification date. Amber means older than 90 days — treat those figures as stale until re-checked.
- Pricing
- Benchmark
- Reputation
- Feature list
Checked against the sources listed below.
Sources
- DataNorth — OpenAI launches GPT-6 Sol and Luna (opens in a new tab)Accessed:
- OpenAI API — GPT-6 Sol model page (opens in a new tab)Accessed:
- OpenAI — Introducing GPT-6 Sol and Luna (opens in a new tab)Accessed:
- Artificial Analysis — OpenAI models (opens in a new tab)Accessed:
- OpenAI API — Changelog (opens in a new tab)Accessed:
Show 2 more sources
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