GPT-5.6 Sol
vendorOpenAI · gpt-5.6-sol · prices updated August 23, 2026
Input · 1M tokens
$4
Cached input · 1M
$0.4−90%
Output · 1M tokens
$20
Price history
inputoutput
Specifications
Context window1,050,000
Knowledge cutoffFeb 2026
Tokenizertiktoken (o200k_base)
Batch API−50% off the price
Tools
Web SearchCode InterpreterFile SearchImage GenerationComputer UseMCP
Exact token counts: local tiktoken tokenizer (o200k_base). Tool calls are billed by the provider separately.
About the model
Top model of the GPT-5.6 line (GA 2026-07-09)