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AI model rankingsLanguageGPT-6 Astra

GPT-6 Astra

OpenAIMax Released September 2026

Visit OpenAI Full benchmarks
#4 smartest of 89 Updated Oct 30, 2026, 03:28 PM UTC

At a glance

How GPT-6 Astra compares with the other 88 ranked language models.

  • Very capable. Ranked #4 of 89 on the overall intelligence score, ahead of 97% of models.

  • Average speed. Writes about 62 words per second, faster than 49% of models.

  • Thinks before answering. You wait about 3.0 min before the answer starts, because it reasons through the problem first.

  • Premium price. $20.0 per million tokens, cheaper than 11% of models.

Model details

Made by
OpenAI
Model family
GPT-6 Astra
Version
Max
Released
September 2026 · 8 weeks ago
Input price
$10.0 / 1M tokens
Output price
$50.0 / 1M tokens
Value for money
#75 of 84
Tests with scores
6 of 8

Good for

  • Hard questions and reasoningTop 3% on the overall score
  • AI agentsDoes multi-step computer tasks by itself well
  • Expert and science questionsStrong on PhD-level test questions

Not ideal for

  • Quick back-and-forth chatAbout 3.0 min wait before each answer
  • Tight budgetsCosts more than 89% of models

Intelligence

57

overall score

#4 of 89typical 30

Coding

–

coding score

typical –

Speed

83

tokens per second

#46 of 89typical 91

Wait

3.0 min

before it replies

#76 of 79typical 15s

Price

$20.0

per 1M tokens

#75 of 84typical $2.00

Test results

Scores on individual tests that make up the intelligence score. The faint line marks the best score of any model.

  • Humanity's Last Exam

    Very hard expert questions across many subjects

    55%#9 of 86typical 42%
  • GPQA Diamond

    PhD-level biology, physics and chemistry questions

    96%#2 of 36typical 90%
  • SciCode

    Writing code to solve science research problems

    56%#25 of 86typical 53%
  • Long documents

    Finding and reasoning over facts in very long texts

    81%#34 of 87typical 80%
  • Terminal-Bench

    Doing real tasks on a computer by itself, like an agent

    59%#7 of 89typical 31%
  • Customer support

    Helping bank customers as a support agent using tools

    41%#14 of 34typical 39%

Where it ranks on intelligence

This model next to the models closest to it. Click another bar to open that model.

What would it cost?

Through the API, at the listed price. Chat apps usually charge a monthly plan instead.

  • 1,000 chat replies

    a question and a ~350-word answer, 1,000 times

    $35
  • Summarise a 100-page report

    about 50,000 words in, a one-page summary out

    $0.71
  • Write a 2,000-word article

    a short brief in, a long article out

    $0.14

Input, per 1M tokens

$10.0

Output, per 1M tokens

$50.0

How long do answers take?

Median times measured through the API.

Before the answer starts3.0 min
Writing speed≈ 62 words / sec
A full 500-word answer3.2 min

Most of the wait is the model thinking before it writes. That makes answers better on hard questions, but slow for quick chats.

Versions of GPT-6 Astra

Higher effort settings think longer: smarter, but slower and pricier.

  • GPT-6 Astra

    OpenAIMax

    57

    intelligence

    $20.0

    per 1M

    83

    tokens/s

  • GPT-6 Astra

    OpenAIXhigh

    55

    intelligence

    $20.0

    per 1M

    76

    tokens/s

  • GPT-6 Astra

    OpenAIHigh

    55

    intelligence

    $20.0

    per 1M

    73

    tokens/s

  • GPT-6 Astra

    OpenAIMedium

    52

    intelligence

    $20.0

    per 1M

    62

    tokens/s

  • GPT-6 Astra

    OpenAILow

    43

    intelligence

    $20.0

    per 1M

    64

    tokens/s

Similar models

Other companies' models with the closest intelligence score.

  • Claude Opus 5.5

    AnthropicMax

    58

    intelligence

    $8.00

    per 1M

    98

    tokens/s

  • Gemini 4 Carbon

    GoogleHigh

    59

    intelligence

    $8.00

    per 1M

    87

    tokens/s

  • Claude Sonnet 5.5

    AnthropicMax

    54

    intelligence

    $4.00

    per 1M

    134

    tokens/s

  • Gemini 4 Argon

    GoogleHigh

    50

    intelligence

    $8.00

    per 1M

    80

    tokens/s

  • Muse Wonder Full

    MetaMax

    50

    intelligence

    –

    per 1M

    0

    tokens/s

More from OpenAI

  • GPT-6.1 Sol

    OpenAIMax

    55

    intelligence

    $4.00

    per 1M

    80

    tokens/s

  • GPT-6.1 Terra

    OpenAIMax

    51

    intelligence

    $2.00

    per 1M

    91

    tokens/s

  • GPT-6 Luna

    OpenAIMax

    28

    intelligence

    $0.20

    per 1M

    114

    tokens/s

Questions people ask

Is GPT-6 Astra a good AI model?
On the overall intelligence score it ranks #4 of 89 (score 57; the typical model scores 30). It stands out for hard questions and reasoning, ai agents, expert and science questions.
How much does GPT-6 Astra cost?
Through the API it costs $10.0 per million input tokens and $50.0 per million output tokens. In everyday terms, 1,000 chat replies cost about $35. Chat apps that use it usually charge a monthly plan instead.
How fast is GPT-6 Astra?
It writes about 62 words per second, and you wait about 3.0 min before the answer starts. A full 500-word answer takes roughly 3.2 min.
What's the difference between the GPT-6 Astra versions?
There are 5 settings: Max (score 57), Xhigh (score 55), High (score 55), Medium (score 52), Low (score 43). Higher settings think for longer, which makes answers smarter but slower and more expensive.
What are good alternatives to GPT-6 Astra?
Models with a similar score include Claude Opus 5.5 by Anthropic, Gemini 4 Carbon by Google, Claude Sonnet 5.5 by Anthropic. The cheapest of these is Claude Sonnet 5.5 at $4.00 per million tokens.

Benchmark data from Artificial Analysis, an independent benchmarking company. Rankings refresh every few hours.