LLM API PricesUpdated 2026-10-12 06:17:01 UTC

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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 $0.20/M input at Azure (via OpenRouter) - all 2 providers compared below, per 1M tokens.

SmallOpenAI1.1M context2 sellers
Input $0.20 per 1M tokens · Azure (via OpenRouter)
Output $1.20 per 1M tokens · Azure (via OpenRouter)

Where to buy it

Cheapest GPT 5.6 Luna Pro API providers compared - 2 sellers, from $0.20/M.

Cost calculator
ProviderInput $/MOutput $/MCached inUptimeYour cost
Azure (via OpenRouter)0.200cheapest1.200.020100%
OpenAI (via OpenRouter)0.2001.200.020100%
Flex0.1000.6000.010-

Against its tier

#13 of 19 small · cheaper than 33%

Details

Context window
1.1M1,050,000 tokens
Developer
OpenAI
Sellers
2
Cheapest at
Azure (via OpenRouter)
Cached input
$0.02where the source publishes one
Combined
$1.40in + out per 1M
Last checked
2026-10-12
Availability
100.00%median of 2 OpenRouter endpoints, last 30 min

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