---
id: "openai/gpt-6-luna-decisions"
also: ["openai/gpt-6-luna-decisions-20261006", "vercel/openai/gpt-6-luna-decisions"]
card_usd_per_m: "0.1 in, 0.0 out, at openai"
cheapest_list_usd_per_m: "0.1 in, 0.0 out, at azure on openrouter"
cheapest_effective_usd_per_m: "0.0997 in, 0.0 out, at azure on openrouter"
context: 1050000
max_output: 945000
input: ["text", "image"]
output: ["decisions"]
released: "2026-10-06"
api: ["/api/alpha/decisions"]
params: ["include_reasoning", "max_tokens", "reasoning", "stop", "temperature"]
endpoints: 3
gateways: "openrouter (2), vercel (1)"
no_training: 3
trains: 0
retains_prompts: 1
---
# OpenAI: GPT-6 Luna Decisions

GPT-6 Luna Decisions evaluates classification and scoring questions against shared text and image input using OpenAI's Decisions API. It supports predicate, choice, and score questions with probabilities and confidence values.