GPT-5.6 Sol
AI models review
As of Aug 12, 2026, GPT-5.6 Sol is rated 1481 Elo on LM Arena (15,226 Arena votes).
Is GPT-5.6 Sol worth it in 2026?
GPT-5.6 Sol sits at rank 18 of 20 in LM Arena text Elo with a score of 1481 from about 15,000 votes, placing it near the bottom of this comparison for general chat quality. Its Artificial Analysis Coding Index of 78.3 is notably stronger than its general Intelligence Index of 59, suggesting coding tasks are a relative strength. The context window of 1,050,000 tokens is a standout practical feature. Output speed is 60 tokens per second.
Coding tasks where its 78.3 coding index shows relative strength, and long-document work that benefits from the 1,050,000 token context window.
At rank 18 of 20 for text Elo (1481), general conversation and reasoning quality trails most peers in this set, and the pricing of 5 USD per 1M input and 30 USD per 1M output tokens is high for a model that scores near the bottom on human preference evaluations.
ReviewPond's conclusion, drawn only from the verified scores and review themes below. Not a paid or editorial opinion.
Benchmark and price facts
- Vendor
- OpenAI
- License
- proprietary
- LM Arena text
- 1481 Elo (#18 of 20)
- Price (input)
- $5 / 1M tokens
- Price (output)
- $30 / 1M tokens
- Context window
- 1.050.000 tokens
- AA Intelligence Index
- 59 / 100
- AA Coding Index
- 78.3 / 100
- Output speed (AA)
- 60 tokens/s
- Human votes
- 15.226
Elo and votes from LM Arena; price and context from OpenRouter. Real fetched values, attributed, never blended.