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OpenAI
GPT-5.6 Luna
OpenAI's fastest and most cost-efficient GPT-5.6 model for responsive, lower-cost tasks.
reasoningmultimodalfastefficient
Provider
OpenAI
Input price
$1.00 / 1M tokens
Output price
$6.00 / 1M tokens
Strengths
reasoning, multimodal, fast, efficient
Modalities
text, image
Context window
1.1M tokens
Max output
128k tokens
Actions/tools
Supported
Build with GPT-5.6 Luna
Launch a project in a few clicks
1. Open the builder with GPT-5.6 Luna preselected.
2. Pick a template or paste your prompt.
3. Ship to web, API, or embed.
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