GPT-6-astra
gpt-6-astra
OpenAI · chat · api
Intelligence
Context
1.1M
Max output
128K
Input $/1M
$10.00
Output $/1M
$50.00
Modalities
text
Released
27 Aug 2026
Intelligence Index via Artificial Analysis · 0–100, higher is better
AI summary
● machine-written
OpenAI releases GPT-6 Astra with 1.1M context window
GPT-6 Astra is a frontier language model from OpenAI released September 3, 2026, featuring a 1.1M-token context window and support for complex reasoning, coding, and computer use tasks. It is available via API through OpenAI's Trusted Access Program with standard pricing of $10 per million input tokens and $50 per million output tokens.
What's new
- 1.1M-token context window with 128K output limit
- $10 input / $50 output per 1M tokens (standard short-context pricing)
- Supports reasoning effort levels low through max
- Multimodal input (text and images)
- Gated access via OpenAI Trusted Access Program
Best for
Complex reasoning and research tasksCode generation and computer useLong-document processing and analysisEnd-to-end workflow automation