Grok 3 Mini vs Grok Code Fast 1

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Grok 3 Mini

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Grok Code Fast 1

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Cost Comparison (1000 input + 500 output tokens, 100 requests/day)

Grok 3 Mini

Per Request:$0.000550

Daily:$0.055

Monthly:$1.65

Yearly:$20.075

Grok Code Fast 1

Per Request:$0.000950

Daily:$0.095

Monthly:$2.85

Yearly:$34.675

Cost Differences

+$0.000400

Per Request

+$0.04

Daily

+$1.20

Monthly

+$14.60

Yearly

Grok Code Fast 1 costs more than Grok 3 Mini

Feature Comparison

Feature	Grok 3 Mini	Grok Code Fast 1
Provider	xAI	xAI
Input Price	$0.30/1M tokens	$0.20/1M tokens
Output Price	$0.50/1M tokens	$1.50/1M tokens
Context Window	128,000 tokens	256,000 tokens
Max Output	131,072 tokens	32,768 tokens
Category	efficient	standard
Capabilities	textreasoningcode	textcodereasoning
Release Date	2/17/2025	2/1/2026

Grok 3 Mini vs Grok Code Fast 1: Which Should You Choose?

Choosing between Grok 3 Mini and Grok Code Fast 1 depends on your priorities: cost efficiency, context length, or raw capability. Grok 3 Mini is the more affordable option at $0.30/1M input tokens. Meanwhile, Grok Code Fast 1 offers a significantly larger context window at 256,000 tokens vs 128,000 for Grok 3 Mini.

These models target different tiers: Grok 3 Mini is a efficient model while Grok Code Fast 1 is standard. This means they're optimized for different workloads. Grok Code Fast 1 targets more demanding workloads, while Grok 3 Mini provides a cost-effective option for everyday tasks.

Output costs matter too. Grok 3 Mini charges $0.50/1M output tokens vs $1.50 for Grok Code Fast 1. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Grok 3 Mini has the edge here at $0.50/1M output tokens.

Best Use Cases

Choose Grok 3 Mini when:

• You need longer outputs (up to 131,072 tokens)
• You're already using xAI's API ecosystem
• You're running high-volume, latency-sensitive workloads

Choose Grok Code Fast 1 when:

• Budget is a primary concern
• You need a larger context window (256,000 tokens)
• You're already using xAI's API ecosystem

Try Different Scenarios

Use the calculator below to see how costs change with different usage patterns

Grok 3 Mini (xAI)

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Grok Code Fast 1 (xAI)

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Frequently Asked Questions

Which is cheaper, Grok 3 Mini or Grok Code Fast 1?▼

Grok 3 Mini is cheaper for input tokens at $0.30 per million tokens vs $0.20 for Grok Code Fast 1.

What is the context window difference between Grok 3 Mini and Grok Code Fast 1?▼

Grok 3 Mini supports 128,000 tokens while Grok Code Fast 1 supports 256,000 tokens — a difference of 128,000 tokens in favor of Grok Code Fast 1.

Which model is better for AI Agent / Agentic Workflows?▼

Both models support text, code, reasoning. For ai agent / agentic workflows, Grok 3 Mini is the lower-cost option, while Grok Code Fast 1 offers a larger context window (256,000 vs 128,000 tokens). Choose Grok 3 Mini for budget sensitivity or Grok Code Fast 1 for longer context tasks.

Which model has better overall pricing for heavy usage?▼

At 100 requests/day with 1,000 input and 500 output tokens each, Grok 3 Mini costs about $1.65/month and Grok Code Fast 1 costs about $2.85/month. Overall, Grok 3 Mini has lower combined input + output rates ($0.30 in, $0.50 out) vs Grok Code Fast 1.