What is the difference between Grok 4.5 and Ox Alpha?

Grok 4.5 is developed by xAI while Ox Alpha is developed by OpenRouter. Grok 4.5 has a 500K token context window vs Ox Alpha's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Grok 4.5 or Ox Alpha?

It depends on your use case. Grok 4.5 and Ox Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Grok 4.5 cost compared to Ox Alpha?

Grok 4.5 costs $2/M input tokens and Ox Alpha costs $0/M input tokens. Ox Alpha is $2.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Grok 4.5 and Ox Alpha on Rival?

This page shows a side-by-side comparison of Grok 4.5 and Ox Alpha across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between Grok 4.5 and Ox Alpha?

Grok 4.5 is developed by xAI while Ox Alpha is developed by OpenRouter. Grok 4.5 has a 500K token context window vs Ox Alpha's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Grok 4.5 or Ox Alpha?

It depends on your use case. Grok 4.5 and Ox Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Grok 4.5 cost compared to Ox Alpha?

Grok 4.5 costs $2/M input tokens and Ox Alpha costs $0/M input tokens. Ox Alpha is $2.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Grok 4.5 and Ox Alpha on Rival?

This page shows a side-by-side comparison of Grok 4.5 and Ox Alpha across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Grok 4.5 vs Ox Alpha: Which Is Better?

Updated Aug 2026

Our Verdict

Grok 4.5

Ox Alpha

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

What do Grok 4.5 and Ox Alpha say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Grok 4.5

Input

$2.00

Output

$6.00

Ox Alpha

Input

$0.000

Output

$0.000

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4.5 vs MiniMax M3New provider

Grok 4.5 vs GPT-5New provider

Grok 4.5 vs Gemini 3.6 FlashNew provider

Updated Aug 2026

Our Verdict

Grok 4.5

Ox Alpha

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

What do Grok 4.5 and Ox Alpha say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Grok 4.5

Input

$2.00

Output

$6.00

Ox Alpha

Input

$0.000

Output

$0.000

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4.5 vs MiniMax M3New provider

Grok 4.5 vs GPT-5New provider

Grok 4.5 vs Gemini 3.6 FlashNew provider