Which model is better: DeepSeek V3 or Grok 3 Mini?

**DeepSeek V3 offers superior cost efficiency, whereas Grok 3 Mini delivers higher performance and speed.** DeepSeek V3 is 53.3% cheaper for inputs ($0.14 vs. $0.30 per 1M) and costs $0.28 vs. $1.20 for outputs. Conversely, Grok 3 Mini achieves a 150ms TTFT (260ms faster) and leads coding benchmarks at 54.0% vs. 42.0% SWE-bench.
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 DeepSeek V3 Grok 3 Mini Net Delta / Advantage
Input Cost / 1M Tokens $0.14 $0.30 DeepSeek V3 is 2.1x cheaper
Output Cost / 1M Tokens $0.28 $1.20 DeepSeek V3 (76.7% lower)
Prompt Cache Read / 1M $0.014 $0.080 DeepSeek V3 is 5.7x cheaper
Prompt Cache Write / 1M $0.14 $0.30 DeepSeek V3 is 2.1x cheaper
Avg TTFT Response Latency 410ms 150ms Grok 3 Mini (+260ms faster)
SWE-bench Verified (Coding) 42% 54% Grok 3 Mini (+12.0% lead)
Inference Value Score (IVR) 75.9 / 100 69.6 / 100 DeepSeek V3 (+6.3 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

DeepSeek V3 $2.10

$0.14/1M in · $0.28/1M out

Prompt Cache: $0.014/1M read · $0.14/1M 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
$3.90 / mo
(65.0% lower cost with DeepSeek V3)
A

When to Choose DeepSeek V3

Choose DeepSeek V3 when you need Massive mixture-of-experts generalist model offering industry-leading price-to-performance efficiency for production chat and drafting. and have an infrastructure budget aligned with $0.14/1M 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: DeepSeek V3 or Grok 3 Mini?

DeepSeek V3 is cheaper at $0.14/1M input tokens compared to $0.30/1M for Grok 3 Mini.

Which model has lower latency: DeepSeek V3 or Grok 3 Mini?

Grok 3 Mini delivers faster response times with an average TTFT of 150ms vs 410ms for DeepSeek V3.

When should you choose DeepSeek V3?

Choose DeepSeek V3 when you need Massive mixture-of-experts generalist model offering industry-leading price-to-performance efficiency for production chat and drafting. and have an infrastructure budget aligned with $0.14/1M 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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