GPT-5.6 Sol
GPT-5.6 SolAlternatives?
CheaperDeepSeek V4 Pro 0813maxOpen+16%-66%$0.67Context: 1.05M → 1M+6
CheaperGrok 4.6high+13%-25%$1.48Context: 1.05M → 500K
CheaperMuse Spark 1.2xhigh+10%-51%$0.97Context: 1.05M → 1M+2
CheaperStep 5 PreviewthinkingOpen+10%-48%$1.03Context: 1.05M → 1M+3
CheaperQwen3.7 Maxthinking+5%-42%$1.15Context: 1.05M → 1M+1DeepSeek V4 Pro 0813maxOpen+16%-66%$0.67Context: 1.05M → 1M+6Grok 4.6high+13%-25%$1.48Context: 1.05M → 500KMuse Spark 1.2xhigh+10%-51%$0.97Context: 1.05M → 1M+2Step 5 PreviewthinkingOpen+10%-48%$1.03Context: 1.05M → 1M+3Qwen3.7 Maxthinking+5%-42%$1.15Context: 1.05M → 1M+1DeepSeek V4 Pro 0813maxOpen+16%-66%$0.67Context: 1.05M → 1M+6Muse Spark 1.2xhigh+10%-51%$0.97Context: 1.05M → 1M+2Step 5 PreviewthinkingOpen+10%-48%$1.03Context: 1.05M → 1M+3Qwen3.7 Maxthinking+5%-42%$1.15Context: 1.05M → 1M+1Grok 4.6high+13%-25%$1.48Context: 1.05M → 500KDeepSeek V4 Pro 0813maxOpen+16%-66%$0.67Context: 1.05M → 1M+6Qwen3.8 2.4T A95BthinkingOpen+10%+8%$2.16Context: 1.05M → 262K+6Step 5 PreviewthinkingOpen+10%-48%$1.03Context: 1.05M → 1M+3
Kimi K3maxOpen+6%same$2.00Context: 1.05M → 1M+4Qwen3.8 27BxhighOpen+3%-49%$1.01Context: 1.05M → 262K+5GPT-5.5medium+3%-55%$0.90Prompts with >272K input tokensGPT-5.6 Lunamax-5%-91%$0.18GPT-5.6 Terramax-10%-30%$1.40Prompts with >272K input tokensGPT-5.4 Minixhigh-19%-78%$0.45Context: 1.05M → 400KGPT-5.4 Nanoxhigh-27%-91%$0.18Context: 1.05M → 400KGPT OSS 120BhighOpen-40%-95%$0.092Context: 1.05M → 131K+1GPT-6.1 Solmediumn/a—$0.21Remove unsupported parameters+5GPT-6 Lunamediumn/a—$0.017Function calling only with none · Chat Completions+3All OpenAI models →Benchmarks
in Agents & Tool UseFAQ
How much does GPT-5.6 Sol cost?›
$4 per 1M input tokens and $20 per 1M output tokens; cached input $0.40 per 1M. A typical benchmark task costs about $1.99 at max effort.
Is GPT-5.6 Sol free to use?›
There is no free API; the cheapest paid price is $4 per 1M input tokens.
How good is GPT-5.6 Sol, and what is it best at?›
#11 of 334 in Chat & Knowledge, #13 of 132 in Coding, #18 of 133 in Agents & Tool Use, #12 of 195 in Writing & Language, #6 of 124 in Vision & Documents. Strongest at: Coding, Agents & work tasks, Reasoning, Science, Long context, Knowledge, Instructions, Vision.
Is GPT-5.6 Sol better than Claude Opus 4.8?›
On EnterpriseOps-Gym-AA, GPT-5.6 Sol scores 42.9 vs 44 — lower. It is 51% cheaper per task.
How can I use GPT-5.6 Sol?›
Through the API of Amazon Bedrock, Azure, OpenAI.
What is the context window of GPT-5.6 Sol?›
1.05M tokens, with up to 128K output tokens.
When was GPT-5.6 Sol released? Is there a newer version?›
Released 2026-07-09. It has been superseded by GPT-6 Sol.
Is GPT-5.6 Sol open source?›
No, GPT-5.6 Sol is a closed model available through an API. The closest open-weights option here is DeepSeek V4 Pro 0813.
Can GPT-5.6 Sol read images?›
It accepts text and images, PDF files as input.
What is GPT-5.6 Sol?›
GPT-5.6 Sol is a closed language model from OpenAI, released Jul 2026, the successor to GPT-4.
What are the best alternatives to GPT-5.6 Sol?›
DeepSeek V4 Pro 0813 (cheaper).