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Grok 3 Mini Fast Beta pricing

If you are budgeting for Grok 3 Mini Fast Beta, start with the numbers below. We index 1 provider price. Cheapest input is $1.25 per million tokens. Cheapest output is $2.50 per million tokens. The model lists a 131K context window in our data.

131K context·1 provider·verified Aug 30, 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 3 Mini Fast Beta. 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

Pricing history

If you only care about current multi seller rates, use the pricing section. This timeline is for the official listing history. The native listing moved from $0.600 in and $4.00 out to $1.25 in and $2.50 out in the latest window.

  1. Since Aug 30, 2026

    $1.25 in · $2.50 out(current listing)

    Output rate -37% vs previous period

  2. Apr 7, 2026 → Aug 30, 2026

    $0.600 in · $4.00 out

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 3 Mini Fast Beta.

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

These fields describe Grok 3 Mini Fast Beta as we store it (source: xAI). They sit next to price so buyers can check limits and tools in one place.

Context window
131,072 tokens
Max output
131,072 tokens
Vision (images)
No
Tool / function calling
Yes
Streaming
No
Released
N/A
Primary provider
xAI
Model family
N/A

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Frequently asked questions

Quick frequently asked items for Grok 3 Mini Fast Beta pricing and limits.

Grok 3 Mini Fast Beta 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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