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GPT-6 Luna Pro (batch)

OpenAI· released 22 Sept 2026

openai/gpt-6-luna-pro:batch
Input / 1M tokens
$0.05
Output / 1M tokens
$0.25
Context window1.1M tokens

Longest answer: 128K tokens

reads filereads imagereads texttool callingvisionreasoning
See it on openrouter.ai

About

GPT-6 Luna Pro (batch) is OpenAI’s GPT-6 Luna model served with reasoning.mode set to pro, described as intended for higher-quality responses on complex tasks. The listing supports reasoning, tools, and vision, and accepts file, image, and text inputs while producing text. Its context window is 1,050,000 tokens, and its maximum output is 128,000 tokens. Input costs $0.05 per 1M tokens and output costs $0.25 per 1M tokens. The release date is September 22, 2026; the model identifier is openai/gpt-6-luna-pro:batch, and its official listing is on OpenRouter. The supplied summary notes that pro mode spends far more, but gives no further amount or comparison. Builders can weigh the stated complex-task orientation and multimodal inputs against the per-million-token prices and the text-only output format when considering fit.

Who it is for

Teams with complex tasks using text, image, or file inputs may consider this configuration. Its reasoning, vision, and tool support are relevant alongside the stated input and output rates.

What is good

  • Accepts file, image, and text inputs
  • Vision and tool support
  • 1,050,000-token context window
  • Maximum output of 128,000 tokens

What to know first

  • Outputs are text only
  • Pro mode is noted to spend far more

Verdict

GPT-6 Luna Pro (batch) combines reasoning, vision, and tool support with a 1,050,000-token context window. The listed rates are $0.05 per 1M input tokens and $0.25 per 1M output tokens.

Details

Lab
OpenAIopenrouter.ai · 3 Oct 2026
Context
1,050Kopenrouter.ai · 3 Oct 2026
Input price
$0.05 / 1Mopenrouter.ai · 3 Oct 2026
Output price
$0.25 / 1Mopenrouter.ai · 3 Oct 2026
Max output
128,000 tokensopenrouter.ai · 3 Oct 2026
Inputs
file, image, textopenrouter.ai · 3 Oct 2026
Open weights
Noopenrouter.ai · 3 Oct 2026

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