Is xAI: Grok 4.20 or Grok 4.20 (Non-Reasoning) cheaper?

xAI: Grok 4.20 and Grok 4.20 (Non-Reasoning) have comparable output pricing.

Which has the larger context window, xAI: Grok 4.20 or Grok 4.20 (Non-Reasoning)?

xAI: Grok 4.20 has the larger context window (2M tokens).

xAI: Grok 4.20 vs Grok 4.20 (Non-Reasoning)

Both have similar output pricing, while xAI: Grok 4.20 offers a larger context window. Choose xAI: Grok 4.20 or Grok 4.20 (Non-Reasoning) based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	xAI: Grok 4.20	Grok 4.20 (Non-Reasoning)
Provider	xAI	xAI
Input / 1M tokens	$1.25	$1.25
Output / 1M tokens	$2.50	$2.50
Context window	2M	1M
Parameters	500B	—
Open weights	No	No
Released	Feb 2026	Mar 2026

xAI: Grok 4.20 details →Grok 4.20 (Non-Reasoning) details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.