Technology 8 sources · today 9 articles

OpenAI Unveils Cheaper and More Efficient GPT-6 Sol and Luna Models

OpenAI has introduced the GPT-6 Sol and Luna models, aiming to reduce AI costs and errors while expanding availability across its product lineup.

Read the full story → · Latest coverage 22 Sept 2026, 7:25 pm UTC

Key moments · 3

Rumors build as OpenAI teases new GPT-6 Sol and Luna models

TestingCatalog ↗

ChatGPT and Codex upgraded with new GPT-6 models

9to5Mac Apple ↗

Media reports highlight Sol and Luna models as half the price of GPT-5.6

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14 articles

  1. OpenAI's GPT-5.6 Moves Point to a Broader API Price-Performance Strategy
    DEV Community
  2. Claude Opus 5.5 and OpenAI GPT-6 Sol & Luna both launch today with lower costs
    9to5Google
  3. OpenAI cuts GPT-6 prices in half with Sol and Luna
    The Next Web
  4. OpenAI expands GPT-6 universe with GPT-6 Sol and GPT-6 Luna
    Breaking News on Seeking Alpha Business & Economy
  5. Anthropic and OpenAI announce more powerful (and cheaper) AI models
    https://www.engadget.com/ Tech