DeepSeek V4 Pro is 56.0% cheaper for input tokens ($1.32 vs. $3.00 per 1M tokens) and $3.96 vs. $15.00 for output tokens (2.3x cost advantage). In terms of operational performance, DeepSeek V4 Pro delivers lower response latency at 520ms TTFT (100ms faster than Grok 3) with 78 vs. 88 tok/s throughput. DeepSeek V4 Pro leads coding evaluations at 80.6% SWE-bench Verified vs. 65.8% for Grok 3 and 90.1% vs. 84.6% on GPQA Diamond.
Verified daily via automated API latency tests and official documentation.
Zero-Shot RAG Verified
Verified Performance & Unit Economics Delta (12 Dimensions)
Daily synchronized metrics across token pricing, prompt cache economics, latency, throughput, and 5 capability benchmarks.
Metric / Dimension
DeepSeek V4 Pro
Grok 3
Net Delta / Advantage
Input Cost / 1M Tokens
$1.32
$3.00
DeepSeek V4 Pro is 2.3x cheaper
Output Cost / 1M Tokens
$3.96
$15.00
DeepSeek V4 Pro (73.6% lower)
Prompt Cache Read / 1M
$0.145
$0.750
DeepSeek V4 Pro is 5.2x cheaper
Prompt Cache Write / 1M
$1.32
$3.00
DeepSeek V4 Pro is 2.3x cheaper
Context Window (Max Output)
1,024k (128k out)
134k (16k out)
DeepSeek V4 Pro (7.6x larger context)
Avg TTFT Response Latency
520ms
620ms
DeepSeek V4 Pro (100ms faster)
Generation Speed (Throughput)
78 tok/s
88 tok/s
Grok 3 (+10 tok/s faster)
SWE-bench Verified (Coding)
80.6%
65.8%
DeepSeek V4 Pro (+14.8% lead)
GPQA Diamond (PhD STEM)
90.1%
84.6%
DeepSeek V4 Pro (+5.5% lead)
MMLU-Pro (Multi-Discipline)
88.4%
80%
DeepSeek V4 Pro (+8.4% lead)
MATH-500 (Quantitative Logic)
97.3%
89.8%
DeepSeek V4 Pro (+7.5% lead)
Inference Value Score (IVR)
67 / 100
52.7 / 100
DeepSeek V4 Pro (+14.3 pts)
Interactive Monthly Token Economics & ROI Forecaster
Model production workloads across prompt, completion, and cached context tokens, or switch models on the fly.
Choose Grok 3 (xAI) for massive compute foundation model specialized in PhD-level science reasoning, real-time data analysis, and enterprise logic — offering a 134k context window, 620ms TTFT, and $3.00/1M input pricing ($0.750/1M cached reads).
DeepSeek V4 Pro is cheaper at $1.32/1M input tokens ($3.96/1M output) compared to $3.00/1M input ($15.00/1M output) for Grok 3.
Which model has lower TTFT latency and higher tok/s throughput: DeepSeek V4 Pro or Grok 3?
DeepSeek V4 Pro delivers faster first-token latency at 520ms TTFT (78 tok/s throughput) compared to 620ms TTFT (88 tok/s) for Grok 3.
How do DeepSeek V4 Pro and Grok 3 compare on SWE-bench coding and GPQA Diamond reasoning?
On SWE-bench Verified software engineering, DeepSeek V4 Pro scores 80.6% versus 65.8% for Grok 3. On GPQA Diamond graduate-level STEM reasoning, DeepSeek V4 Pro scores 90.1% versus 84.6% for Grok 3 (and 97.3% vs 89.8% on MATH-500).
When should you choose DeepSeek V4 Pro?
Choose DeepSeek V4 Pro (DeepSeek) for open-weight 1.6T MoE powerhouse designed for cost-effective full-repository code generation, mathematical reasoning, and persistent chain-of-thought multi-step agent workflows — offering a 1,024k context window, 520ms TTFT, and $1.32/1M input pricing ($0.145/1M cached reads).
When should you choose Grok 3?
Choose Grok 3 (xAI) for massive compute foundation model specialized in PhD-level science reasoning, real-time data analysis, and enterprise logic — offering a 134k context window, 620ms TTFT, and $3.00/1M input pricing ($0.750/1M cached reads).
