OpenAI Decisions API Hits Public Beta With 10x Faster Typed Answers
10x faster. OpenAI's Decisions API hits public beta on GPT-6 Luna with typed outputs and a new billing model—no output charges, $0.10 per 1M input tokens.
Why it matters
OpenAI ships a new API primitive for structured decision-making at significantly lower latency and cost than the Responses API. Practitioners using GPT-6 Luna can now call typed probabilities and choice scores 10x faster, enabling real-time agentic workflows and reducing token costs for classification and decision tasks.
The key facts
5 to knowDecisions API in public beta on GPT-6 Luna
10x faster typed outputs vs. Responses API
Pricing: $0.10 per 1M input tokens; no output token charges
Returns typed probabilities, choices, and scores
Use case: structured decision-making for agents and classifiers
The story so far
Earlier coverage of this storyline
Go to the source
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Publisher excerpt: OpenAI’s Decisions API is now in public beta on GPT-6 Luna. It returns typed probabilities, choices and scores about 10x faster than the Responses API, billing $0.10 per 1M input tokens with no output charges.