GPT-6 Sol
GPT-6 SolAlternatives?
CheaperMuse Spark 1.3max+92%-50%$3.69Context: 1.05M → 1M+6
OpenGLM 5.3unstated+70%-46%$1.40 / $4.40Context: 1.05M → 1M+5
CheaperGrok 4.6unstated+67%-25%$2 / $6Context: 1.05M → 500K
CheaperMiMo v2.6 ProunstatedOpen+63%-86%$0.43 / $0.87Context: 1.05M → 1M+4CheaperGrok 4.7unstated+63%-25%$2 / $6Context: 1.05M → 500K+5Muse Spark 1.3max+92%-50%$3.69Context: 1.05M → 1M+6GLM 5.3unstatedOpen+70%-46%$1.40 / $4.40Context: 1.05M → 1M+5Grok 4.6unstated+67%-25%$2 / $6Context: 1.05M → 500KMiMo v2.6 ProunstatedOpen+63%-86%$0.43 / $0.87Context: 1.05M → 1M+4Grok 4.7unstated+63%-25%$2 / $6Context: 1.05M → 500K+5Muse Spark 1.3max+92%-50%$3.69Context: 1.05M → 1M+6
Claude Fable 5.1unstated+92%+400%$10 / $50Context: 1.05M → 1M+6Claude Opus 5unstated+92%+150%$5 / $25Context: 1.05M → 1M
Gemini 4 Argonunstated+90%same*$2 / $10Context: 1.05M → 1M+3Claude Opus 5.5unstated+75%+100%$4 / $20Context: 1.05M → 1M+6GLM 5.3unstatedOpen+70%-46%$1.40 / $4.40Context: 1.05M → 1M+5MiMo v2.6 ProunstatedOpen+63%-86%$0.43 / $0.87Context: 1.05M → 1M+4
Kimi K3unstatedOpen+60%+50%$3 / $15Context: 1.05M → 1M+4
DeepSeek V4.1 Flash 1017unstatedOpen+57%-87%$0.30 / $1.20Context: 1.05M → 1M+5
Hy4 previewOpen+57%-69%$0.83 / $2.50Context: 1.05M → 1M+1GPT-5.6 Solunstated+67%—$4 / $20GPT-5.6 Terraunstated+43%—$2 / $12Prompts with >272K input tokensGPT-5.5unstated+40%—$5 / $30Prompts with >272K input tokensGPT-6 Astraunstated+37%—$10 / $50Monitoring can return HTTP 403+2GPT-6.1 Solunstated+33%—$2 / $10Remove unsupported parameters+5GPT-5.6 Lunaunstated+27%—$0.20 / $1.20GPT-6 Lunaunstated+5%—$0.10 / $0.50Function calling only with none · Chat Completions+3GPT-5.4 Miniunstated-57%—$0.75 / $4.50Context: 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 $0.25 at medium 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?›
#42 of 336 in Chat & Knowledge, #32 of 134 in Coding, #25 of 135 in Agents & Tool Use, #81 of 197 in Writing & Language, #19 of 125 in Vision & Documents. Strongest at: Coding, Reasoning, Long context, Knowledge, Vision.
Is GPT-6 Sol better than Mercury 3?›
On Vals Legal Research Bench, GPT-6 Sol scores 28.9 vs 28.9 — about the same.
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 GLM 5.3.
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 1.3 (cheaper), GLM 5.3 (open weights).