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GPT-6 Astra Review

GPT-6 Astra is OpenAI's latest large language model, designed to function as an autonomous AI agent with state-of-the-art capabilities in computer use, coding, and science.

shipped Sep 4, 2026freemium
Domain rating93Monthly visits13.8M/mo
GPT-6 Astra — product screenshot

Why it matters

1Launched on September 3, 2026, succeeding GPT-5.6 Sol.
2Achieves 72.6% on OSWorld 2.0 for computer use, completing tasks 47% faster than Sol.
3API pricing is $10 per million input tokens and $50 per million output tokens.
4Features a 1,050,000 context window, supporting extensive multi-step workflows.

About GPT-6 Astra

Business Model
Subscription SaaS
Usage Pricing
$10 per million tokens per input tokens
Headquarters
San Francisco, USA
Founded
2015
Team Size
201-500
Funding
Acquired
Total Raised
$1 billion
Platforms
Web, API
Target Audience
Businesses, developers, researchers, and organizations looking for advanced AI capabilities.

Pricing Plans

Standard API Pricing
$10 per million input tokens / per-request
  • • Pay-as-you-go
  • • No minimum usage requirements
Standard API Pricing
$50 per million output tokens / per-request
  • • Pay-as-you-go
  • • No minimum usage requirements
Fast mode
2x the standard price / per-request
  • • Fast processing mode available for increased speed

Cost Examples

  • • Generate 1,000 tokens: ~$0.01
  • • Generate 1 million tokens: ~$10

Leadership

Elon Musk
Sam Altman
Greg Brockman
Ilya Sutskever

Investors

Microsoft, Khosla Ventures, Founders Fund

Specs

API Available

Yes, public API

overview

What is GPT-6 Astra?

GPT-6 Astra is a large language model tool developed by OpenAI that enables developers, enterprises, and professionals to execute complex, multi-step tasks with greater autonomy. It is designed to operate a computer directly, interpret on-screen information, and interact with interfaces to complete tasks that typically require human intervention, positioning it as OpenAI's most intelligent and aligned frontier model.

features

Key Features of GPT-6 Astra

GPT-6 Astra incorporates several advanced features to support its autonomous agent capabilities and enhanced performance across various domains. These include a significantly expanded context window and proprietary function calling, enabling more complex and sustained interactions.

  • State-of-the-art performance in computer use, achieving 72.6% on OSWorld 2.0.
  • Improved efficiency for professional workflows, reducing task completion time.
  • Highly aligned with user intent, enhancing safety and reliability.
  • Supports extensive coding capabilities, scoring 57.7% on Terminal-Bench 4.0.
  • Reduces output token usage compared to previous models, optimizing cost-efficiency.
  • 1,050,000 context window tokens for handling long, complex tasks.
  • Proprietary function calling for advanced tool integration and execution.
  • Multimodality supporting text and vision inputs.

use cases

Who Should Use GPT-6 Astra?

GPT-6 Astra is designed for a broad range of users requiring advanced AI capabilities for automation, complex problem-solving, and autonomous task execution. Its target audience includes developers, enterprises, and professionals seeking to leverage state-of-the-art AI.

  • Developers and AI engineers for software engineering, system configuration, and data analysis in terminal environments.
  • Enterprises and organizations for computer use and browser automation, including filling online forms and updating records.
  • Professionals and knowledge workers for complex professional work, multi-step workflows, and producing finished documents and presentations.
  • Researchers for scientific discovery, advanced mathematics, and analyzing scientific data.
  • Cybersecurity professionals for defensive cybersecurity work, including identifying security flaws.

how to use

How to Use GPT-6 Astra

GPT-6 Astra is accessible through the OpenAI API, Microsoft Azure, and AWS Bedrock, with broader rollout to ChatGPT Plus, Pro, Business, and Enterprise users. Users can integrate the model into their applications or utilize it via OpenAI's platforms.

  • 1Access the OpenAI API for direct integration into custom applications.
  • 2Subscribe to ChatGPT Plus, Pro, Business, or Enterprise plans for direct access.
  • 3Utilize through Microsoft Azure or AWS Bedrock for enterprise-grade deployments.
  • 4Configure API calls to leverage its 1,050,000 context window for complex tasks.
  • 5Implement proprietary function calling for advanced tool use and automation.

pricing

GPT-6 Astra Pricing & Plans

GPT-6 Astra operates on a freemium model, with specific API pricing for token usage. The pricing structure is usage-based, with different rates for input and output tokens, and an accelerated 'Fast mode' option.

  • Standard API Pricing: Input Tokens: $10 per million input tokens.
  • Standard API Pricing: Output Tokens: $50 per million output tokens.
  • Fast mode: 2x the standard price for accelerated processing.

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Pros

  • +State-of-the-art performance in computer use, scoring 72.6% on OSWorld 2.0.
  • +Significant efficiency improvements, completing computer use tasks 47% faster than GPT-5.6 Sol.
  • +Robust coding capabilities, leading on Terminal-Bench 4.0 with 57.7%.
  • +Expanded 1,050,000 context window for handling longer, more complex tasks.
  • +Enhanced safety and alignment, with increased robustness to jailbreaks.
  • +Reduced output token usage, contributing to cost-effectiveness despite higher API pricing.

Cons

  • −API pricing (input $10/million, output $50/million) is 2.5 times higher than GPT-5.6 Sol.
  • −Monitorability has decreased compared to GPT-5.6 Sol, potentially allowing evasion of internal monitors.
  • −Independent analyses suggest its lead on broader intelligence benchmarks is not a 'clean sweep' over competitors.
  • −While strong in coding, it does not consistently lead all coding benchmarks, with Claude Fable 5.1 leading in some areas.
  • −General intelligence index score (61) is equal to its predecessor and trails some competitors like Claude Fable 5.1 (66).

Similar Tools

GPT-6 Astra vs Competitors

GPT-6 Astra competes in the 'frontier tier' of large language models, alongside offerings from Anthropic and Meta. Its performance is particularly notable in computer use and coding benchmarks, though general intelligence scores show varied results.

1
Auto-GPT↗

It is an open-source autonomous AI agent that can plan and execute multi-step tasks using various tools, aiming to achieve a user-defined goal without continuous human input.

Auto-GPT, especially the self-hosted version, requires more technical setup and management compared to a fully managed service like GPT-6 Astra. While it offers autonomy, its performance can be less consistent, and it may incur costs for API usage if not run with local LLMs.

2
BabyAGI↗

It is an experimental framework for a self-building autonomous agent, focusing on task creation, execution, and prioritization in a recursive loop.

BabyAGI is more of an experimental framework for understanding and building autonomous agents, requiring significant technical expertise to set up and customize. It is primarily for prototyping and research, not a polished, ready-to-use product like GPT-6 Astra.

3

Functions as an 'answer engine' that provides direct answers with sources, and its Pro/Max tiers offer access to multiple powerful AI models and 'Perplexity Computer' for autonomous web research and workflow execution.

While Perplexity Pro excels at research and information synthesis with agent-like features for web interaction, its primary focus is on answering questions and generating reports rather than general-purpose autonomous task execution across a computer system like a full AI agent.

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