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Deprecated on Feb 28, 2026. 3 providers still list it at the prices below.

Grok 3 Mini FastDeprecated

xAIFirst listed Jun 2025
Tool use
Compare Grok 3 Mini FastCount tokens for Grok 3 Mini Fast
Context
131K
Max output
131K
Serving providers
3
Cheapest input
$0.60 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $0.60 to $1.25 per 1M tokens across 3 providers, so the dearest route costs 108% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
OCICheapest$0.60$4.001
Standardoci/xai.grok-3-mini-fast
ComponentUnitStandard
Text input/1M tok$0.60
Text output/1M tok$4.00
VercelVercel reseller quote$0.60$4.001
xAI$1.25$2.501

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$1.00$2.00$3.00$4.00Jun 14Jan 27Jan 31Aug 30$2.50$0.60

Cost calculator

estimate your monthly spend on this model
$440
estimated / month

Model IDs

copy the exact identifier for your platform
oci/xai.grok-3-mini-fastvercel_ai_gateway/xai/grok-3-mini-fastxai/grok-3-mini-fast

Frequently asked questions

Grok 3 Mini Fast pricing, context and availability

Is Grok 3 Mini Fast still available?

Grok 3 Mini Fast was deprecated on 2026-02-28, but 3 serving providers still list it.

How much does Grok 3 Mini Fast cost?

Grok 3 Mini Fast costs $0.60 per 1M input tokens from OCI, and $2.50 per 1M output tokens from xAI. Across 3 serving providers, input prices range from $0.60 to $1.25 per 1M tokens.

What is the context window of Grok 3 Mini Fast?

Grok 3 Mini Fast accepts up to 131K tokens of context and can return up to 131K output tokens.

Which providers serve Grok 3 Mini Fast?

Grok 3 Mini Fast is available from 3 serving providers, each with its own pricing and model ID. OCI is currently the cheapest.

What can Grok 3 Mini Fast do?

Grok 3 Mini Fast supports tool use.

Other xAI models

compare pricing across the xAI lineup
Grok 4.6$2.00/1M · 8 providersGrok 4$1.25/1M · 6 providersGrok 4.3$1.25/1M · 6 providersGrok 4.7$2.00/1M · 6 providersGrok 4 20 Non Reasoning$1.25/1M · 5 providersGrok 4 20 Reasoning$1.25/1M · 5 providersGrok 4.1 Fast Non Reasoning$0.20/1M · 4 providersGrok 4.1 Fast Reasoning$0.20/1M · 4 providers

Popular comparisons

head-to-head pages featuring Grok 3 Mini Fast
Grok 3 Mini Fast vs GPT-4o-miniside-by-side pricing & benchmarks
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Sep 22, 2026

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