OpenAI · Language model

GPT-6 Astra

OpenAI's top-tier GPT-6 model. Astra's training methods were reused for the cheaper Sol and Luna tiers, and it still leads a handful of automation benchmarks.

#3Power Rankings#2Coding
MakerOpenAI
Released—
API price (per 1M tokens)$10 in / $50 out
Open weightsNo

Best for

  • Computer use and automation
  • Scientific and terminal workflows
  • Professional documents

Strengths

  • Leads AutomationBench and Terminal-Bench-Science
  • Scored 53 on the Artificial Analysis Intelligence Index

Watch out for

  • Same premium price as Fable 5.1
  • Sol now brings most of its gains at a fifth of the cost

Ranking history

EditionPower RankingsCodingBest ValueOpen-Weight WatchImage GenerationVideo Generation
Week 39, 2026#3 (94)#2 (94)————

Head-to-head