Overview
GPT-6 Astra is openai’s flagship frontier model family, publicly rolled out September 3, 2026. It serves as the base for vertical configurations including astra-for-law.
Astra for Law Configuration
- Not a separate model — GPT-6 Astra wrapped with legal-search-index, legal analysis instructions, and specialized settings
- API identifier:
gpt-6-astra-law(coming soon) - ChatGPT model picker: “GPT-6 Astra Law”
- 54.0% correctness on Vals AI Legal Research Bench vs 38.7% for base Astra with web search (vendor benchmark)