GPT-5.6 Luna

openai/gpt-5.6-luna

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Zero data retention
Yes
Pricing (lowest)
$0.20/M / $1.20/M
Context
1.1M
Released
Jul 9, 2026

Vendors

Capabilities
OpenAI$0.20$1.20$0.021.1M128KJul 9, 2026

Vendor details

OpenAI
Long-context threshold272K tokens
Long-context input cost$0.40/M
Long-context output cost$1.80/M
Long-context cache read cost$0.04/M
CurrencyUSD
Availabilityavailable
Reasoning effort levels
nonelowmediumhighxhigh
Modalities
Input: TextInput: ImageInput: DocumentOutput: TextOutput: Tool use