OpenAI Releases GPT-5.6 After US Government Approval
OpenAI has made GPT-5.6 widely available after receiving approval from the US government, which previously restricted the model to a limited preview. GPT-5.6 is a family of three models: Sol, Terra, and Luna, priced from $1 to $30 per million tokens. In the Artificial Analysis Intelligence Index, Sol scores 59 points, just one point behind Anthropic's Claude Fable 5, while costing only $1.04 per task compared to Fable 5's $2.75. The release involved a formal government review due to advanced cyber capabilities, conducted via the Center for AI Standards and Innovation. The article also provides detailed performance benchmarks, competition analysis, and notes the introduction of new features like max reasoning effort and cache-write pricing.
- •OpenAI released GPT-5.6 after approval from the US government, following a period of restricted preview access.
- •GPT-5.6 comes in three tiers: Sol, Terra, and Luna, with prices of $5/$30, $2.50/$15, and $1/$6 per million input/output tokens respectively.
- •GPT-5.6 Sol scores 59 points on the Artificial Analysis Intelligence Index, one point behind Anthropic's Claude Fable 5 (60 points).
