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GPT 5.6 Luna Pro API price
openai/gpt-5.6-luna-pro
The cheapest GPT 5.6 Luna Pro API is $0.10/M input at OpenAI (via OpenRouter) - all 2 providers compared below, per 1M tokens.
SmallOpenAI1.1M context2 sellers
Input
$0.10
per 1M tokens · OpenAI (via OpenRouter)
up to $0.20
Output
$0.60
per 1M tokens · OpenAI (via OpenRouter)
up to $1.20
Where to buy it
Cheapest GPT 5.6 Luna Pro API providers compared - 2 sellers, from $0.10/M.
| Provider | Input $/M | Output $/M | Cached in | Uptime |
|---|---|---|---|---|
| OpenAI (via OpenRouter) | 0.100cheapest | 0.600 | 0.010 | 99.6% |
| Azure (via OpenRouter) | 0.200 | 1.20 | 0.020 | 98.2% |
2.0× between the cheapest and the dearest of 2 sellers.
Against its tier
- This model$0.70
- Cheapest · Qwen 3.7 Flash$0.16
- Tier median · GPT 5.6 Luna Pro$0.70
- Dearest · Claude Haiku 4.5$6.00
#9 of 17 small · cheaper than 50%
Details
- Context window
- 1.1M1,050,000 tokens
- Developer
- OpenAI
- Sellers
- 22.0× spread
- Cheapest at
- OpenAI (via OpenRouter)
- Cached input
- $0.01where the source publishes one
- Combined
- $0.70in + out per 1M
- Last checked
- 2026-08-28
- Availability
- 99.57%median of 4 OpenRouter endpoints, last 30 min