GPT-6 Luna Pro pricing & benchmarks
GPT-6 Luna Pro is available from OpenAI at $0.100 per million input tokens and $0.500 per million output tokens ($0.200 blended at 3:1). It accepts up to 1,050,000 tokens of context. 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...
Pricing
Per million tokens · OpenRouter
Input$0.100
Output$0.500
Blended (3:1)$0.200
Specification
openai/gpt-6-luna-pro
Context window1.1M
Max output128K
ReleasedSep 2026
LicenceProprietary
Modalitiesin:text, in:image, in:file, out:text
No independently-run benchmark scores are published for GPT-6 Luna Pro yet. We show nothing rather than reprinting an unverified figure.
Where to run GPT-6 Luna Pro
6 options across 2 providers · 4.0× between cheapest and dearest. Blended at 3:1. ⚠ marks an option serving less context than the best available, or re-pricing above a prompt-length threshold. Bracketed labels are the provider's own service tier or region.
| Host | Blended $/1M | In / Out | Context | Uptime 24h |
|---|---|---|---|---|
| OpenAI (flex) ⚠ re-prices above 272K prompt tokens ($0.100/$0.375) |
$0.100 | $0.050 / $0.250 | 1.1M | 66.8% |
| OpenAI ⚠ re-prices above 272K prompt tokens ($0.200/$0.750) |
$0.200 | $0.100 / $0.500 | 1.1M | 100.0% |
| Azure ⚠ re-prices above 272K prompt tokens ($0.200/$0.750) |
$0.200 | $0.100 / $0.500 | 1.1M | 99.9% |
| Azure (us) ⚠ re-prices above 272K prompt tokens ($0.220/$0.825) |
$0.220 | $0.110 / $0.550 | 1.1M | 100.0% |
| Azure (eu) ⚠ re-prices above 272K prompt tokens ($0.220/$0.825) |
$0.220 | $0.110 / $0.550 | 1.1M | 100.0% |
| OpenAI (fast) ⚠ re-prices above 272K prompt tokens ($0.400/$1.50) |
$0.400 | $0.200 / $1.00 | 1.1M | 100.0% |
Host prices and uptime from OpenRouter, synced 2026-10-22.
Compare GPT-6 Luna Pro
FAQ
How much does GPT-6 Luna Pro cost?
GPT-6 Luna Pro costs $0.100 per million input tokens and $0.500 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $0.200 per million tokens.
What is GPT-6 Luna Pro's context window?
GPT-6 Luna Pro accepts up to 1,050,000 tokens of context, and can generate up to 128,000 output tokens.