OpenAI Decisions API is generally available with gpt-6-luna at USD $0.10 per 1M uncached input tokens, $0.01 per 1M cached-read tokens and no output-token charge; cache writes are billed at the standard model rate. POST /v1/decisions supports up to 400 typed questions per request, shared-input caching, JSON and image inputs; regional and long-context premiums may apply.
INPUT / 1M$0.10Native listed metric
OUTPUT / 1M$0Native listed metric
Pricing
Pricing details
Secondary price terms only; primary pricing stays in the deal summary.
CACHED / 1M$0.01When available
Fit & constraints
Fit & constraints
Use-case fit and limitations from the existing resource record.
KEY RISK
Decisions endpoint-specific maximum context size is unconfirmed; long-context input and regional processing premiums apply. Prompt cache writes are billed (not free); do not assume the 1.05M model window is the Decisions endpoint request limit.
AVAILABILITY
Available
Resource facts
Technical profile
Non-price resource facts only; pricing, history, and evidence stay in their own sections.
CONTEXT1.05M
AI MODELgpt-6-luna
Trust layer
Verified evidence
Decision visuals remain traceable to the existing source and verification record.
Gemini 3.8 Live publishes audio input/output minute rates, while OpenAI splits voice pricing across GPT-Live-1, realtime models, transcription and translation. Compare the billing layers before estimating agent cost.