GPT-6 Sol
GPT-6 SolAlternatives?
CheaperMuse Sparkunstatedwins 67%-50%$1.25 / $4.25Context: 1.05M → 1M+2BetterGPT-5.6 Lunaxhighwins 62%-92%$0.085
OpenKimi K3maxwins 66%+91%$2.00Context: 1.05M → 1M+4
CheaperGemini 3 Flash Previewunstatedwins 67%-72%$0.50 / $3Context: 1.05M → 1MCheaperGemini 2.5 Prounstatedwins 66%-14%$1.25 / $10Context: 1.05M → 1MMuse Sparkunstatedwins 67%-50%$1.25 / $4.25Context: 1.05M → 1M+2Gemini 3 Flash Previewunstatedwins 67%-72%$0.50 / $3Context: 1.05M → 1MGemini 2.5 Prounstatedwins 66%-14%$1.25 / $10Context: 1.05M → 1M
Qwen3.7 Plusunstatedwins 64%-86%$0.32 / $1.28Context: 1.05M → 1MMuse Spark 1.1unstatedwins 63%-50%$1.25 / $4.25Context: 1.05M → 1M+2GPT-5.6 Lunaxhighwins 62%-92%$0.085GPT-5.6 Terraxhighwins 62%-40%$0.63Prompts with >272K input tokensGPT-5.6 Solxhighwins 64%+13%$1.18
GLM 5.2maxOpenwins 64%+23%$1.28Context: 1.05M → 1M+1GPT-5.5highwins 62%+34%$1.40Prompts with >272K input tokensKimi K3maxOpenwins 66%+91%$2.00Context: 1.05M → 1M+4GLM 5.3maxOpenwins 66%+92%$2.01Context: 1.05M → 1M+5
NVIDIA Nemotron 3 Ultra 550B A55B NVFP4Openwins 64%——Context: 1.05M → 262K+1GLM 5.2maxOpenwins 64%+23%$1.28Context: 1.05M → 1M+1GLM 5.1unstatedOpenwins 63%-46%$1.40 / $4.40Context: 1.05M → 203K+1GPT-5.5unstatedwins 65%—$5 / $30Prompts with >272K input tokensGPT-5.6 Solxhighwins 64%+13%$1.18GPT-5.4highwins 64%—$2.50 / $15GPT-5.6 Terraxhighwins 62%-40%$0.63Prompts with >272K input tokensGPT-5.6 Lunaxhighwins 62%-92%$0.085GPT-6 Astramaxwins 61%+212%$3.26Monitoring can return HTTP 403+2GPT-5.2highwins 60%—$1.75 / $14Context: 1.05M → 400KGPT-5.1highwins 59%—$1.25 / $10Context: 1.05M → 400KAll OpenAI models →History
3 versionsBenchmarks
in Chat & KnowledgeFAQ
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 336 in Chat & Knowledge, #11 of 134 in Coding, #16 of 135 in Agents & Tool Use, #81 of 197 in Writing & Language, #9 of 125 in Vision & Documents. Strongest at: Coding, Agents & work tasks, Reasoning, Long context, Knowledge, Vision.
Is GPT-6 Sol better than GPT-5.1?›
On Arena Text · German, GPT-6 Sol scores 1,373.4 vs 1,438.2 — lower.
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 Kimi K3.
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?›
Muse Spark (cheaper), GPT-5.6 Luna (better), Kimi K3 (open weights).