GPT-5.6 Luna

Pricing

Input

$0.200 / M

Output

$1.20 / M

Cached input

$0.020 / M

Cache write

$0.250 / M

Cache write (1h)

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Currency

USD

Cents per million tokens. Every buffered reply carries X-Nozzle-Cost-Micro-Cents; streaming replies reconcile by request id.

Facts

Model id

gpt-5.6-luna

Family

gpt-5

Modality

text

Provider

openai

Upstream id

gpt-5.6-luna

Context window

400k

Max output tokens

128,000

Parameters

—

License

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Wire

openai_chat