GPT-6 Astra

PRICE / USD

$10

Per 1 million output tokens · input billed separately

Input / 1M tokens

$10

Output / 1M tokens

$50

Cached input / 1M tokens

$1

Cache write / 1M tokens

$12.5

Long-context and faster processing tiers have separate rates. Tool charges are additional; ChatGPT subscriptions are separate.

SPEED & CAPABILITIES

Not benchmarked

No speed classification verified for this version and serving tier. This does not mean it is slow.

Model score

53

Our own output-speed measurement

Not measured

Context window

1,050,000

API model ID

gpt-6-astra

Artificial Analysis tested GPT-6 Astra · max. This mostly English, text-based index is not a guarantee of performance on your workload. Artificial Analysis · GPT-6 Astra · max ↗

The official name is Astra. Reasoning effort and processing tier affect cost and completion time.

Suggested starting role: complex planning. OpenAI positions Astra for demanding reasoning, software engineering, and research. Consider it for complex plans when the potential benefit justifies its higher token price. This is editorial guidance, not a benchmark score.