What is the difference between Grok 4.20 Multi-Agent Beta and Qwen Plus 0728?

Grok 4.20 Multi-Agent Beta is developed by xAI while Qwen Plus 0728 is developed by Qwen. Grok 4.20 Multi-Agent Beta has a 2.0M token context window vs Qwen Plus 0728's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Grok 4.20 Multi-Agent Beta or Qwen Plus 0728?

It depends on your use case. Grok 4.20 Multi-Agent Beta and Qwen Plus 0728 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Grok 4.20 Multi-Agent Beta cost compared to Qwen Plus 0728?

Grok 4.20 Multi-Agent Beta costs $2/M input tokens and Qwen Plus 0728 costs $0.4/M input tokens. Qwen Plus 0728 is $1.60/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 Qwen Plus 0728 on Rival?

This page shows a side-by-side comparison of Grok 4.20 Multi-Agent Beta and Qwen Plus 0728 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 BetavsQwen Plus 0728

Qwen Plus 0728 is cheaper than Grok 4.20 Multi-Agent Beta at $0.4/M vs $2/M input tokens.

Grok 4.20 Multi-Agent Beta and Qwen Plus 0728 compared across 53 shared prompts
Spec	Grok 4.20 Multi-Agent Beta	Qwen Plus 0728
Input price	$2/M tokens	$0.4/M tokens
Output price	$6/M tokens	$1.2/M tokens
Context window	2.0M tokens	1.0M tokens
Weights	Closed	Closed
Free API (OpenRouter)	No	No
Released	Mar 2026	Sep 2025

Our Verdict

Grok 4.20 Multi-Agent Beta

Qwen Plus 0728Runner-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.

Qwen Plus 0728 costs 5.0x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing