Alex Getmanearly AI signals
UpdatedOpenAIgpt-6-luna

OpenAI releases GPT-6 Luna

The release of GPT-6 Luna from OpenAI was recorded on 22 Sep 2026. The context window is 1,050,000 tokens. The maximum output is 128,000 tokens. Pricing is $0.10 per million input tokens and $0.50 per million output tokens. 15 evidence links.

Facts as of

Max output
128,000
Input
text · image
Output
text
Cached input · USD / 1M tokens
$0.01

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Evidence links 15

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