GPT-6 Luna Pro (batch)
OpenAI · Multimodal · Released Sep 2026
GPT-6 Luna Pro (batch) is OpenAI's lightweight model in the GPT-6 series, served in batch mode with pro-level reasoning for higher-quality responses on complex tasks.
- Strengths
- Combines speed and efficiency of the Luna tier with enhanced reasoning capability through pro-level processing, suitable for complex problem-solving at lower resource intensity than flagship models.
- Best for
- Batch processing workloads that require above-standard reasoning quality but prioritize speed and efficiency over the full capability of GPT-6 Astra.
- Limitations
- Lighter model tier means it lacks the end-to-end complexity handling of GPT-6 Astra Pro, and batch mode introduces latency compared to real-time API access.
Input / 1M
$0.05
Output / 1M
$0.25
Cached input / 1M
$0.005
Context window
1.05M
Also billed
- Cache write
- $0.0625 / 1M
Price history
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 22 Sep 2026 | $0.05 | $0.25 | $0.005 | Imported from OpenRouter | openrouter.ai |