Modelpeers

GPT-5.6 Luna and GPT-5.6 Terra

2 models from OpenAI

Price change

GPT-5.6 Luna 80% cheaper, Terra 20% cheaper

Starting July 30, GPT-5.6 Luna costs 80% less and GPT-5.6 Terra costs 20% less on the API.

Who is affected:
Apps using GPT-5.6 Luna or Terra.
What to do:
No action needed. Costs drop automatically.

Source

"Starting July 30, GPT-5.6 Luna costs 80% less, while GPT-5.6 Terra costs 20% less."

OpenAI API changelog

Published

Open the sourcedevelopers.openai.com

Modelpeers tracks changes to AI agents and models, each from its source. Follow GPT-5.6 Luna to get a weekly email when it changes.