GPT 5.6 Luna API price
openai/gpt-5.6-luna
The cheapest GPT 5.6 Luna API is $0.10/M input at OpenAI (via OpenRouter) - all 7 providers compared below, per 1M tokens.
SmallOpenAI1.1M context7 sellers
Input
$0.10
per 1M tokens · OpenAI (via OpenRouter)
up to $1.00
Output
$0.60
per 1M tokens · OpenAI (via OpenRouter)
up to $6.00
Where to buy it
Cheapest GPT 5.6 Luna API providers compared - 7 sellers, from $0.10/M.
| Provider | Input $/M | Output $/M | Cached in | Uptime |
|---|---|---|---|---|
| OpenAI (via OpenRouter) | 0.100cheapest | 0.600 | 0.010 | 97.6% |
| Official - OpenAI | 0.200 | 1.20 | 0.020 | - |
| Batch | 0.100 | 0.600 | 0.010 | - |
| Flex | 0.100 | 0.600 | 0.010 | - |
| Priority | 0.400 | 2.40 | 0.040 | - |
| OrcaRouter (aggregator) | 0.200 | 1.20 | - | - |
| Azure (via OpenRouter) | 0.200 | 1.20 | 0.020 | 93.9% |
| TokenRouter (aggregator) | 0.200 | 1.20 | 0.020 | - |
| Amazon Bedrock (via OpenRouter) | 0.220 | 1.32 | 0.022 | 100% |
| GMI Cloud (featured list) | 1.00 | 6.00 | - | - |
10.0× between the cheapest and the dearest of 7 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
#8 of 17 small · cheaper than 56%
Details
- Context window
- 1.1M1,050,000 tokens
- Developer
- OpenAI
- Intelligence
- 52.3max
- Sellers
- 710.0× spread
- Cached input
- $0.01where the source publishes one
- Cheapest at
- OpenAI (via OpenRouter)
- Combined
- $0.70in + out per 1M
- Last checked
- 2026-08-28
- Availability
- 97.58%median of 7 OpenRouter endpoints, last 30 min