Grok 4.20 Multi-Agent Beta vs Grok Code Fast 1

Compare Grok 4.20 Multi-Agent Beta and Grok Code Fast 1, both from xAI, context windows of 2.0M vs 256K, tested across 50 shared challenges. Updated March 2026.

Which is better, Grok 4.20 Multi-Agent Beta or Grok Code Fast 1?

Grok 4.20 Multi-Agent Beta and Grok Code Fast 1 are both competitive models. Grok 4.20 Multi-Agent Beta costs $2/M input tokens vs $0.2/M for Grok Code Fast 1. Context windows: 2000K vs 256K tokens. Compare their real outputs side by side below.

Key Differences Between Grok 4.20 Multi-Agent Beta and Grok Code Fast 1

Grok 4.20 Multi-Agent Beta is made by xai while Grok Code Fast 1 is from xai. Grok 4.20 Multi-Agent Beta has a 2000K token context window compared to Grok Code Fast 1's 256K. On pricing, Grok 4.20 Multi-Agent Beta costs $2/M input tokens vs $0.2/M for Grok Code Fast 1.

Our Verdict
Grok 4.20 Multi-Agent Beta
Grok 4.20 Multi-Agent Beta
Grok Code Fast 1
Grok Code Fast 1Runner-up

No community votes yet. On paper, Grok 4.20 Multi-Agent Beta has the edge — bigger model tier, newer, bigger context window.

Grok Code Fast 1 is 4.0x cheaper per token — worth considering if cost matters.

Slight edge
FAQ

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