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Compare model prices

Input, output, cached and batch prices, every route and a month of tokens, side by side.

GPT-5.6 Luna Pro

A month of tokens

  • GPT-5.6 Luna Pro$44.00

100M input and 20M output tokens, list price. Use your own numbers.

Side by side

GPT-5.6 Luna Pro
Input per 1M$0.2
Output per 1M$1.2
Cached input$0.02
Batch in / out$0.1 / $0.6
Blended (3:1)$0.45
Context1.05M
Routes5
ReleasedJul 9, 2026
Leadersboard scoren/a

On the price map

Size: context window, 8K to 2MEqual blended cost (3:1) 243 models, lower left is cheaper

Every route

GPT-5.6 Luna Pro

Way to buyIn / out per 1M
OpenAI
flex, cheapest · cached $0.01
$0.1 / $0.6-50% vs list
OpenAI API
The lab's own API · cached $0.02
$0.2 / $1.2List price
Azure AI Foundry
Default region · cached $0.02
$0.2 / $1.2Same as list
Azure AI Foundry
eu · cached $0.022
$0.22 / $1.32+10% vs list
OpenAI
fast · cached $0.04
$0.4 / $2.4+100% vs list

List prices from providers' pages on the date shown; your contract may differ. Logos via logo.dev; trademarks belong to their owners.

Weekly: LLM API list prices that changed, Thursday mornings.