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Grok 4.20

Last verified: April 24, 2026

$2.00/1M input · $6.00/1M output · 2.0M context · xAI

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When to use Grok 4.20

Beta version of Grok 4 with expanded capabilities. Lower pricing than the stable release makes it attractive for experimentation and non-critical workloads.

  • Lower cost than Grok 4 stable
  • 256K context window
  • Access to latest Grok improvements

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Alternatives to Grok 4.20

Pricing Details

xAIBeta. Cached input: $0.20/1M. Batch: 50% off. Estimated tokens (different tokenizer).
Input / 1M tokens
$2
Output / 1M tokens
$6
Context Window
2.0M
Max Output
16K

Price History

Launched at current price on 2026-03-24. No price changes recorded.

Frequently Asked Questions

Common questions about Grok 4.20 pricing and usage

Read More About Grok 4.20