GPT-6-astra-api-priv-ev3
gpt-6-astra-api-priv-ev3
OpenAI · chat · api
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Context
1.1M
Max output
—
Input $/1M
$10.00
Output $/1M
$50.00
Modalities
text
Released
15 Oct 2026
AI summary
● machine-written
GPT-6 Astra: OpenAI's 1.05M-token flagship model
GPT-6 Astra is OpenAI's API-accessible chat model launched in September 2026, supporting a 1.05M-token context window. Priced at $10 per million input tokens and $50 per million output tokens, it is positioned for advanced analysis, software engineering, deep research, and agentic tasks involving computer and browser use.
What's new
- 1.05M token context window with tiered pricing above 272,000 tokens
- Released September 3–4, 2026
- $1 per million cached input tokens; $12.50 per million cache writes
- Batch API rates: $5/$25 per million input/output tokens
Best for
Advanced analysis and software engineeringDeep research and scientific workDocument creationLong-horizon agentic tasks with computer and browser use
Sources