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GPT-6 Astra

Parameters

Undisclosed

Context Length

1.05M

Modality

Multimodal

Architecture

Undisclosed

License

Proprietary

Release Date

4 Sept 2026

Knowledge Cutoff

-

API Pricing (per 1M)

Input: $10.00 · Output: $50.00

Evaluation Benchmarks

Rank

#4

BenchmarkScoreRank
max

0.93

🥇

1

max

0.83

🥇

1

Graduate-Level QA

GPQA

0.96

🥇

1

Web Development

WebDev Arena
max

1792

🥈

2

Agent Arena

Agent Arena
max

0.12

🥈

2

max

0.97

🥉

3

max

0.82

4

LiveBench Average

LiveBench Average
max

0.82

4

Intelligence Index

Artificial Analysis
max

0.53

high

0.51

medium

0.50

low

0.46

4

7

9

20

max

0.77

high

0.77

medium

0.77

low

0.76

8

6

10

20

Agentic Index

Artificial Analysis
max

0.51

high

0.48

medium

0.46

low

0.39

10

19

23

42

max

0.80

15

Agentic Coding

LiveBench Agentic
max

0.57

17

General Text

Text Arena
max

1480

22

Rankings

Overall Rank

#4

Coding Rank

#3 🥉

About GPT-6 Astra

GPT-6 Astra is OpenAI's flagship model designed for demanding end-to-end reasoning and complex problem solving. It excels in software engineering, deep research, scientific analysis, and long-horizon multimodal workflows.

Technical Specifications

Architecture specifications are undisclosed for proprietary models.

About GPT-6

The GPT-6 model family developed by OpenAI.


Other GPT-6 Models
GPT-6 Astra: Model Specifications and Details