OpenAI: GPT-6 Astra Pro

Pricing, context window and lifecycle for openai/gpt-6-astra-pro, tracked from what the vendor publishes.

Price per million tokens

Input	$10.00
Output	$50.00
Cache price (read)	$1.00
Cache price (write)	$12.50
Max price	$50.00

Facts

Model ID	openai/gpt-6-astra-pro
Vendor	OpenAI
Token limit (context window)	1,050,000 tokens
Knowledge cutoff	-
End of life	none published

Supported parameters

include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, tool_choice, tools

Other OpenAI models

openai/gpt-3.5-turbo $0.500 in / $1.50 out
openai/gpt-3.5-turbo-0613 $1.00 in / $2.00 out
openai/gpt-3.5-turbo-16k $3.00 in / $4.00 out
openai/gpt-3.5-turbo-instruct $1.50 in / $2.00 out
openai/gpt-3.5-turbo:batch $0.250 in / $0.750 out
openai/gpt-4 $30.00 in / $60.00 out
openai/gpt-4-turbo $10.00 in / $30.00 out
openai/gpt-4-turbo-preview $10.00 in / $30.00 out
openai/gpt-4-turbo:batch $5.00 in / $15.00 out
openai/gpt-4.1 $2.00 in / $8.00 out

Change history

Every change we have observed since tracking began.

Detected	Change	Detail
2026-09-04 19:14	Model Added	OpenAI: GPT-6 Astra Pro

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