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OpenAI · AI API · Model API

OpenAI Decisions API — GPT-6 Luna (GA)

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.

Verified
EvidenceOfficial

Independent ranking · native prices · evidence-linked · commercial relationships isolated from scoring and publication.