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Grok 4 20 Beta Reasoning pricing

Grok 4 20 Beta Reasoning appears on 1 price row here. Lowest input is $1.25 per million tokens from xAI. Lowest output is $2.50 per million tokens from xAI. Use the table and chart, then the calculator for your own volume.

1.0M context·1 provider·verified Sep 22, 2026
Best input$1.25per 1M tokens · xAI
Best output$2.50per 1M tokens · xAI

Pricing across providers

All figures are list prices per million tokens unless a column says otherwise. 1 offer is listed for Grok 4 20 Beta Reasoning. Best input in this view: xAI.

X
xAInative
Input / 1M
$1.25
Output / 1M
$2.50
Cached in: $0.200

Input vs output · 1M tokens

Cost calculator

Pick any provider row and type how many tokens you expect per day, week, or year. We turn that into rough dollar totals for Grok 4 20 Beta Reasoning.

In: $1.25/M·Out: $2.50/M·Cache: $0.200/M

0.125000¢ / req

0.125000¢ / req

Daily
$25
Monthly
$750
Annual
$9.1K

Model specifications

Context length, caps, and capability flags for Grok 4 20 Beta Reasoning. Values follow the main provider (xAI) record in our index.

Context window
1,000,000 tokens
Max output
1,000,000 tokens
Vision (images)
Yes
Tool / function calling
Yes
Streaming
No
Released
N/A
Primary provider
xAI
Model family
N/A

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Frequently asked questions

Answers pull from the same numbers you see on this page.

Grok 4 20 Beta Reasoning costs $1.25 per million input tokens and $2.50 per million output tokens via the native API. Prompt caching reduces input costs to $0.20/M tokens.

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