OpenAI

GPT-5.6 Luna

OpenAI's cost-efficient GPT-5.6 model for high-volume workloads, with a 1.05M token context window, native web search, and image generation.

Best for: High-volume, latency-sensitive tasks and quick everyday questions where cost and speed matter most.

Intelligence

80

Speed

94

Released

2026-07-09

Training cutoff

2026-02-16

Capabilities

  • ✓reasoning
  • ✓Web search
  • ✓Adjustable reasoning effort
  • ✓Image understanding
  • ✓File/document understanding
Try GPT-5.6 Luna in EVA

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