---
id: "openai/gpt-6-astra"
also: ["openai/gpt-6-astra-20260903", "requesty/openai/gpt-6-astra", "vercel/openai/gpt-6-astra"]
card_usd_per_m: "10.0 in, 50.0 out, at openai"
cheapest_list_usd_per_m: "5.0 in, 25.0 out, at openai/flex on openrouter"
cheapest_effective_usd_per_m: "1.0297 in, 25.5962 out, at openai/flex on openrouter"
context: 1050000
max_output: 128000
input: ["file", "image", "text"]
output: ["text"]
released: "2026-09-04"
reasoning: ["max", "xhigh", "high", "medium", "low"]
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["include_reasoning", "max_completion_tokens", "max_tokens", "reasoning", "reasoning_effort", "response_format", "seed", "stop", "structured_outputs", "tool_choice", "tools", "verbosity"]
endpoints: 15
gateways: "openrouter (8), requesty (4), vercel (3)"
no_training: 15
trains: 0
retains_prompts: 9
intelligence: 56.9000
coding: 76.9000
agentic: 51
---
# OpenAI: GPT-6 Astra

GPT-6 Astra is OpenAI's most capable model, built for the hardest end-to-end work. It is suited for complex reasoning, coding, computer use, research, and document creation, with reasoning effort levels from low up to xhigh and max.