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OpenAI
GPT-6 Luna Pro fast
openai/gpt-6-luna-pro
GPT-6 Luna Pro is the same underlying model as [GPT-6 Luna](https://openrouter.ai/openai/gpt-6-luna), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
Input / 1M
$0.10
USD per million tokens
Output / 1M
$0.50
USD per million tokens
Est. cost / token
$0.0000002
$0.20 per 1M, 3:1 mix
Context window
1.05M
max output 128K
Major features
VisionCachingReasoningJSON schemaTools
Task suitability (heuristic 1–5, not a benchmark)
- coding3
- reasoning3
- math3
- summarization4
- extraction4
- classification4
- chat3
- creative3
- translation4
- vision3
- long context5
- agentic3
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $0.10 | $0.50 | $0.010 | openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $0.10
- Output
- $0.50
- Cached input
- $0.010
- Blended (3:1)
- $0.20
Details
- Company
- OpenAI
- Version
- 6
- Family
- GPT
- Released
- 2026-09-22
- Parameters
- Undisclosed
- Max output
- 128K
- Open weights
- No
- Inputs
- file, image, text
- Last synced
- 26 min ago