Modelsgpt-6-luna

OpenAI: GPT-6 Luna

gpt-6-luna

GPT-6 Luna is our most efficient model for focused, high-volume tasks. It is the fastest, most cost-efficient GPT-6 tier—suited for high-volume, latency-sensitive chat, classification, and lightweight agent work; at higher reasoning effort it can handle complex software engineering and computer-use ...

Capabilities & limits

Model type: Vision Language
Input modalities
Output modalities
Context: 1,050,000tokens
Max output: 128,000tokens
Vision / images: Yes
Tools & function calling: Yes

Updated Sep 22, 2026

Pricing

Pay as you go. Rates depend on the provider route you use; below is reference pricing when available.

Input tokens

Up to 272K
- Input tokens
  Input tokens minus Cache hit tokens, Cache creation tokens, then billed
  $0.1 / per 1M tokens
- Cache hit tokens
  $0.01 / per 1M tokens
- Cache creation tokens
  $0.125 / per 1M tokens
- Output tokens
  $0.5 / per 1M tokens
272K or more
- Input tokens
  Input tokens minus Cache hit tokens, Cache creation tokens, then billed
  $0.2 / per 1M tokens
- Cache hit tokens
  $0.02 / per 1M tokens
- Cache creation tokens
  $0.25 / per 1M tokens
- Output tokens
  $0.75 / per 1M tokens

One scenario is selected per request; prices from different rows are not added together. Within the selected scenario, the listed meter charges are added together. For adjusted meters, the named sub-meters are deducted before applying the rate.