Language model
GPT 5.6 Luna
Retired 6 October 2026
Live models in this family: GPT-6 Luna, GPT 5.6 Terra, GPT-6.1 Sol, GPT-6 Astra.
GPT 5.6 Luna retired on 6 October 2026. This page preserves its historical catalog pricing, context window and vision support.
01
Listed price
$0.2/M
Input tokens
$1.2/M
Output tokens
02
Specs
- Context window
- 1M tokens
- Vision
- Yes
03
Good for
Its mid-range listed input price makes it a balanced daily driver for coding. Vision support fits UI screenshots, browser and visual tasks, while the 1M tokens context window suits large monorepos and long sessions.
Official model family resource ↗04
Similar models
Nearest models by listed input price.
- Gemma 4 31B $0.2/M input
- GLM-5.3 Flash $0.15/M input
- Qwen3.8 Omni Flash $0.15/M input
- DeepSeek V4.1 Flash $0.3/M input
Use GPT 5.6 Luna in Octomind
Explore the live models in this family above to choose a current replacement.
Catalog updated 2026-10-14