OpenAI: GPT-6 Astra Pro

GPT-6 Astra Pro is the same underlying model as GPT-6 Astra, served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks.

Context
1.1M
Max output
128K
Input price
$10/1M tokens
Output price
$50/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode

Details

Model IDopenai/gpt-6-astra-pro
Provider OpenRouter
Creator OpenAI
Familygpt-6
License—
Status—
Typechat
Input modalitiesimage, text
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window1.1M tokens
Max input—
Max output128K tokens
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$10
Output
$50
Cache write
—
Cache read
$1
Batch in
—
Batch out
—

Family Comparison: gpt-6

ModelContextMax outPricing
OpenAI: GPT-6 Luna (batch)1.1M128K$0.05$0.25
OpenAI: GPT-6 Luna Pro (batch)1.1M128K$0.05$0.25
OpenAI: GPT-6 Luna Pro1.1M128K$0.1$0.5
OpenAI: GPT-6 Luna1.1M128K$0.1$0.5
OpenAI: GPT-6 Sol (batch)1.1M128K$1$5
OpenAI: GPT-6 Sol Pro (batch)1.1M128K$1$5
OpenAI: GPT-6 Sol Pro1.1M128K$2$10
OpenAI: GPT-6 Sol1.1M128K$2$10
OpenAI: GPT-6 Astra (batch)1.1M128K$5$25
OpenAI: GPT-6 Astra Pro (batch)1.1M128K$5$25
OpenAI: GPT-6 Astra Pro1.1M128K$10$50
OpenAI: GPT-6 Astra1.1M128K$10$50

API

GET/v1/models/openrouter/openai/gpt-6-astra-pro

OpenAI: GPT-6 Astra Pro

openai/gpt-6-astra-pro

GPT-6 Astra Pro is the same underlying model as GPT-6 Astra, served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks.

Changes · 3 entries
openai/gpt-6-astra-procreateca7a400Nov 2, 2026, 03:02 AM
openai/gpt-6-astra-proupdatecfa51b9Sep 24, 2026, 09:28 AM
familygpt-6
openai/gpt-6-astra-procreate5cd8ca9Sep 6, 2026, 06:34 AM