openai

OpenAI: GPT-6 Astra

GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...

openai/gpt-6-astra

Context Size

1,050K

Input Price

1,500,000 pts/M92,250 Ks/M

Output Price

7,500,000 pts/M461,250 Ks/M

Architecture

File

Image

Text

Supported Parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetoolsverbosity

Details

TokenizerGPT

Max Completion128,000 tokens

Provider Context1,050K tokens

ModeratedYes

CreatedSep 4, 2026