GPT-6 Sol
GPT-6 SolAlternatives?
CheaperGPT-6.1 Solmax+4%-31%$0.72Remove unsupported parameters+5
OpenMuse Spark Openxhigh-2%-19%$0.84Context: 1.05M → 1M+2Lower effortSame modelxhighsame-50%$0.52
CheaperClaude Opus 5.5low+2%-47%$0.55Context: 1.05M → 1M+6CheaperGPT-6 Astralow+2%-22%$0.82Monitoring can return HTTP 403+2GPT-6.1 Solmax+4%-31%$0.72Remove unsupported parameters+5Claude Opus 5.5low+2%-47%$0.55Context: 1.05M → 1M+6GPT-6 Astralow+2%-22%$0.82Monitoring can return HTTP 403+2
Gemini 3.8 Flashlow+2%-63%*$0.75 / $3.75Context: 1.05M → 1M+2GPT-5.6 Solhigh-1%-23%$0.81GPT-6.1 Solxhigh+3%-62%$0.39Remove unsupported parameters+5Gemini 3.8 Flashhigh+3%+19%*$1.24Context: 1.05M → 1M+2Claude Opus 5.5medium+3%+28%$1.34Context: 1.05M → 1M+6GPT-6 Astramedium+3%+47%$1.54Monitoring can return HTTP 403+2Muse Spark OpenxhighOpen-2%-19%$0.84Context: 1.05M → 1M+2
DeepSeek V4.1 Flash 1017maxOpen-3%-75%$0.26Context: 1.05M → 1M+5
Kimi K3maxOpen-3%+91%$2.00Context: 1.05M → 1M+4
Qwen3.8 FlashthinkingOpen-4%-64%$0.37Context: 1.05M → 262K+6Kimi K2.6thinkingOpen-4%-23%$0.80Context: 1.05M → 256KGPT-6 Astramax+5%+212%$3.26Monitoring can return HTTP 403+2GPT-6.1 Solmax+4%-31%$0.72Remove unsupported parameters+5GPT-5.6 Solmaxsame+90%$1.99GPT-5.5medium-2%-14%$0.90Prompts with >272K input tokensGPT-5.6 Terramax-3%+34%$1.40Prompts with >272K input tokensGPT-6 Lunamax-4%-94%$0.068Function calling only with none · Chat Completions+3GPT-5.6 Lunamax-5%-83%$0.18GPT-5.3 Codexxhigh-5%—$1.75 / $14Context: 1.05M → 400K+1All OpenAI models →History
3 versionsBenchmarks
in Vision & DocumentsFAQ
How much does GPT-6 Sol cost?›
$2 per 1M input tokens and $10 per 1M output tokens; cached input $0.20 per 1M. A typical benchmark task costs about $1.04 at max effort.
Is GPT-6 Sol free to use?›
There is no free API; the cheapest paid price is $2 per 1M input tokens.
How good is GPT-6 Sol, and what is it best at?›
#16 of 334 in Chat & Knowledge, #10 of 132 in Coding, #15 of 133 in Agents & Tool Use, #38 of 195 in Writing & Language, #8 of 124 in Vision & Documents. Strongest at: Coding, Agents & work tasks, Reasoning, Long context, Knowledge, Vision.
Is GPT-6 Sol better than GPT-5.1?›
On MMMU-Pro (vision), GPT-6 Sol scores 82.9 vs 75.5 — higher.
How can I use GPT-6 Sol?›
Through the API of Amazon Bedrock, Azure, OpenAI.
What is the context window of GPT-6 Sol?›
1.05M tokens, with up to 128K output tokens.
When was GPT-6 Sol released? Is there a newer version?›
Released 2026-09-22. It has been superseded by GPT-6.1 Sol.
Is GPT-6 Sol open source?›
No, GPT-6 Sol is a closed model available through an API. The closest open-weights option here is Muse Spark Open.
Can GPT-6 Sol read images?›
It accepts text and images, PDF files as input.
What is GPT-6 Sol?›
GPT-6 Sol is a closed language model from OpenAI, released Sep 2026, the successor to GPT-5.1.
What are the best alternatives to GPT-6 Sol?›
GPT-6.1 Sol (cheaper), Muse Spark Open (open weights).