Which model is better: Grok 3 or Grok 3 Mini?

Grok 3 Mini is 90.0% cheaper for input tokens ($0.30 vs. $3.00 per 1M tokens) and $1.20 vs. $15.00 for output tokens (10.0x cost difference). In terms of operational performance, Grok 3 Mini delivers faster response latency with 150ms TTFT (550ms faster than Grok 3). Grok 3 leads coding benchmarks at 65.4% SWE-bench vs. 54.0% for Grok 3 Mini.
Verified daily via automated API latency tests and official documentation.

Verified Performance & Unit Economics Delta

Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.

Metric / Dimension Grok 3 Grok 3 Mini Net Delta / Advantage
Input Cost / 1M Tokens $3.00 $0.30 Grok 3 Mini is 10.0x cheaper
Output Cost / 1M Tokens $15.00 $1.20 Grok 3 Mini (92.0% lower)
Prompt Cache Read / 1M $0.750 $0.080 Grok 3 Mini is 9.4x cheaper
Prompt Cache Write / 1M $3.00 $0.30 Grok 3 Mini is 10.0x cheaper
Avg TTFT Response Latency 620ms 150ms Grok 3 Mini (+470ms faster)
SWE-bench Verified (Coding) 65.8% 54% Grok 3 (+11.8% lead)
Inference Value Score (IVR) 51 / 100 69.6 / 100 Grok 3 Mini (+18.6 pts)

Interactive Monthly Token Economics & ROI Forecaster

Model your expected production workload across prompt (input) and completion (output) tokens with prompt caching economics.

Live Calculation Engine
10.0M Tokens
100K 50M 250M 500M+
2.5M Tokens
100K 10M 50M 100M+

Estimated Monthly Spend

Grok 3 $67.50

$3.00/1M in · $15.00/1M out

Prompt Cache: $0.750/1M read · $3.00/1M write

Grok 3 Mini $6.00

$0.30/1M in · $1.20/1M out

Prompt Cache: $0.080/1M read · $0.30/1M write

Projected Monthly Cost Reduction
$61.50 / mo
(91.1% lower cost with Grok 3 Mini)
A

When to Choose Grok 3

Choose Grok 3 when you need Heavyweight scientific discovery, complex multi-file codebase reasoning, and real-time deep search exploration. and have an infrastructure budget aligned with $3.00/1M tokens.

B

When to Choose Grok 3 Mini

Choose Grok 3 Mini when you need High-speed reasoning model providing rapid answers and code generation with chain-of-thought capabilities at edge pricing. and prioritize xAI ecosystem integration at $0.30/1M tokens.

Related Questions & Decision Factors

Which is cheaper: Grok 3 or Grok 3 Mini?

Grok 3 Mini is cheaper at $0.30/1M input tokens compared to $3.00/1M for Grok 3.

Which model has lower latency: Grok 3 or Grok 3 Mini?

Grok 3 Mini delivers faster response times with an average TTFT of 150ms vs 620ms for Grok 3.

When should you choose Grok 3?

Choose Grok 3 when you need Heavyweight scientific discovery, complex multi-file codebase reasoning, and real-time deep search exploration. and have an infrastructure budget aligned with $3.00/1M tokens.

When should you choose Grok 3 Mini?

Choose Grok 3 Mini when you need High-speed reasoning model providing rapid answers and code generation with chain-of-thought capabilities at edge pricing. and prioritize xAI ecosystem integration at $0.30/1M tokens.

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