GPT-6 Luna
OpenAI · September 29, 2026
● activeCloseddense transformermultimodal
Context Window512K tokens
Description
Lightweight, ultra-low-latency tier of GPT-6 optimized for continuous developer tooling, streaming reasoning, and fast agent loops.
Key Innovations
Agentic
AgenticModels that can autonomously plan, execute multi-step tasks, use tools, and self-correct without human intervention.
Code Gen
Code GenAbility to write, debug, and understand programming code across multiple languages.
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Cerebras CS-4 (Nexus)CEREBRAS · August 2026
Nexus Rack-scale Cluster