2026-09-08Update

Added OpenAI's Frontier Flagship "GPT-6 Astra" to AI Model & API Cost Estimator

We have added OpenAI's latest and most intelligent frontier model, "GPT-6 Astra", to the AI Model & API cost estimator page.

■ Key Highlights of GPT-6 Astra
• Native Computer Use: Enables direct screen inspection and autonomous interaction with desktop software, web browsers, and development tools.
• Next-Generation Agentic Performance: Represents a generational leap in multi-step coding, scientific research, and long-horizon workflows.
• Massive Context & Output: Features a 1,050,000-token context window with up to 128,000 maximum output tokens.
• Prompt Caching & Tiered Pricing: Full support for OpenAI's caching mechanics (1.25x write surcharge, 90% read discount) and long-context pricing (>272k tokens).

You can compare its specifications and API pricing against other leading AI models. A dedicated individual detail page (GPT-6 Astra Details) is also available.

* Try out comparisons and estimations on our AI Model & API Cost Estimator page.
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