What is the difference between Grok 4.20 Multi-Agent Beta and Nova Premier 1.0?

Grok 4.20 Multi-Agent Beta is developed by xAI while Nova Premier 1.0 is developed by Amazon. Grok 4.20 Multi-Agent Beta has a 2.0M token context window vs Nova Premier 1.0's 1.0M. You can compare their actual outputs across 50 challenges on Rival to see how they differ in practice.

Which is better, Grok 4.20 Multi-Agent Beta or Nova Premier 1.0?

It depends on your use case. Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 50 challenges so you can judge which fits your needs best.

How much does Grok 4.20 Multi-Agent Beta cost compared to Nova Premier 1.0?

Grok 4.20 Multi-Agent Beta costs $2/M input tokens and Nova Premier 1.0 costs $2.5/M input tokens. Grok 4.20 Multi-Agent Beta is $0.50/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 4.20 Multi-Agent Beta and Nova Premier 1.0 on Rival?

This page shows a side-by-side comparison of Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 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 4.20 Multi-Agent Beta and Nova Premier 1.0?

Grok 4.20 Multi-Agent Beta is developed by xAI while Nova Premier 1.0 is developed by Amazon. Grok 4.20 Multi-Agent Beta has a 2.0M token context window vs Nova Premier 1.0's 1.0M. You can compare their actual outputs across 50 challenges on Rival to see how they differ in practice.

Which is better, Grok 4.20 Multi-Agent Beta or Nova Premier 1.0?

It depends on your use case. Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 50 challenges so you can judge which fits your needs best.

How much does Grok 4.20 Multi-Agent Beta cost compared to Nova Premier 1.0?

Grok 4.20 Multi-Agent Beta costs $2/M input tokens and Nova Premier 1.0 costs $2.5/M input tokens. Grok 4.20 Multi-Agent Beta is $0.50/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 4.20 Multi-Agent Beta and Nova Premier 1.0 on Rival?

This page shows a side-by-side comparison of Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 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.

Updated Mar 2026

Grok 4.20 Multi-Agent BetavsNova Premier 1.0

Grok 4.20 Multi-Agent Beta is cheaper than Nova Premier 1.0 at $2/M vs $2.5/M input tokens.

Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 compared across 50 shared prompts
Spec	Grok 4.20 Multi-Agent Beta	Nova Premier 1.0
Input price	$2/M tokens	$2.5/M tokens
Output price	$6/M tokens	$12.5/M tokens
Context window	2.0M tokens	1.0M tokens
Released	Mar 2026	Oct 2025

Our Verdict

Grok 4.20 Multi-Agent Beta

Nova Premier 1.0Runner-up

Not enough votes to call it. On the specs, Grok 4.20 Multi-Agent Beta has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

What do Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 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 4.20 Multi-Agent Beta

Input

$2.00

1.3× cheaper

Output

$6.00

2.1× cheaper

Nova Premier 1.0

Input

$2.50

Output

$12.50

Grok 4.20 Multi-Agent Beta is cheaper on both — 1.3× input, 2.1× output

Writing DNA

Style Comparison

Similarity

51%

Nova Premier 1.0 uses 8.6x more transitions

Grok 4.20 Multi-Agent Beta

Nova Premier 1.0

59%Vocabulary56%

16wSentence Length39w

0.41Hedging0.90

2.7Bold4.3

2.4Lists5.9

0.00Emoji0.00

0.26Headings0.54

0.02Transitions0.21

Based on 23 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

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Nova Premier 1.0 vs Ox AlphaNew provider

Nova Premier 1.0 vs GPT-5New provider

Nova Premier 1.0 vs Claude Opus 4.1New provider

Grok 4.20 Multi-Agent Beta vs Solar Pro 3New provider

Grok 4.20 Multi-Agent Beta vs Sonar Pro SearchNew provider

Grok 4.20 Multi-Agent Beta vs Sonoma Dusk AlphaNew provider

Nova Premier 1.0 vs Sonoma Sky AlphaNew provider

Updated Mar 2026

Grok 4.20 Multi-Agent BetavsNova Premier 1.0

Grok 4.20 Multi-Agent Beta is cheaper than Nova Premier 1.0 at $2/M vs $2.5/M input tokens.

Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 compared across 50 shared prompts
Spec	Grok 4.20 Multi-Agent Beta	Nova Premier 1.0
Input price	$2/M tokens	$2.5/M tokens
Output price	$6/M tokens	$12.5/M tokens
Context window	2.0M tokens	1.0M tokens
Released	Mar 2026	Oct 2025

Our Verdict

Grok 4.20 Multi-Agent Beta

Nova Premier 1.0Runner-up

Not enough votes to call it. On the specs, Grok 4.20 Multi-Agent Beta has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

What do Grok 4.20 Multi-Agent Beta and Nova Premier 1.0 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 4.20 Multi-Agent Beta

Input

$2.00

1.3× cheaper

Output

$6.00

2.1× cheaper

Nova Premier 1.0

Input

$2.50

Output

$12.50

Grok 4.20 Multi-Agent Beta is cheaper on both — 1.3× input, 2.1× output

Writing DNA

Style Comparison

Similarity

51%

Nova Premier 1.0 uses 8.6x more transitions

Grok 4.20 Multi-Agent Beta

Nova Premier 1.0

59%Vocabulary56%

16wSentence Length39w

0.41Hedging0.90

2.7Bold4.3

2.4Lists5.9

0.00Emoji0.00

0.26Headings0.54

0.02Transitions0.21

Based on 23 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Nova Premier 1.0 vs MiniMax M3New provider

Nova Premier 1.0 vs Ox AlphaNew provider

Nova Premier 1.0 vs GPT-5New provider

Nova Premier 1.0 vs Claude Opus 4.1New provider

Grok 4.20 Multi-Agent Beta vs Solar Pro 3New provider

Grok 4.20 Multi-Agent Beta vs Sonar Pro SearchNew provider

Grok 4.20 Multi-Agent Beta vs Sonoma Dusk AlphaNew provider

Nova Premier 1.0 vs Sonoma Sky AlphaNew provider