Grok 4 is 83.3% cheaper for input tokens ($2.50 vs. $15.00 per 1M tokens) and $12.50 vs. $60.00 for output tokens (6.0x cost advantage). In terms of operational performance, Grok 4 delivers lower response latency at 480ms TTFT (2120ms faster than o1) with 95 vs. 48 tok/s throughput. Grok 4 leads coding evaluations at 73.2% SWE-bench Verified vs. 48.9% for o1 and 86.2% vs. 78.0% 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
Grok 4
o1
Net Delta / Advantage
Input Cost / 1M Tokens
$2.50
$15.00
Grok 4 is 6.0x cheaper
Output Cost / 1M Tokens
$12.50
$60.00
Grok 4 (79.2% lower)
Prompt Cache Read / 1M
$0.500
$7.500
Grok 4 is 15.0x cheaper
Prompt Cache Write / 1M
$2.50
$15.00
Grok 4 is 6.0x cheaper
Context Window (Max Output)
262k (66k out)
205k (100k out)
Grok 4 (1.3x larger context)
Avg TTFT Response Latency
480ms
2600ms
Grok 4 (2120ms faster)
Generation Speed (Throughput)
95 tok/s
48 tok/s
Grok 4 (+47 tok/s faster)
SWE-bench Verified (Coding)
73.2%
48.9%
Grok 4 (+24.3% lead)
GPQA Diamond (PhD STEM)
86.2%
78%
Grok 4 (+8.2% lead)
MMLU-Pro (Multi-Discipline)
89.9%
83.3%
Grok 4 (+6.6% lead)
MATH-500 (Quantitative Logic)
97.6%
96.4%
Grok 4 (+1.2% lead)
Inference Value Score (IVR)
57.6 / 100
37.2 / 100
Grok 4 (+20.4 pts)
Interactive Monthly Token Economics & ROI Forecaster
Model production workloads across prompt, completion, and cached context tokens, or switch models on the fly.
Grok 4 is cheaper at $2.50/1M input tokens ($12.50/1M output) compared to $15.00/1M input ($60.00/1M output) for o1.
Which model has lower TTFT latency and higher tok/s throughput: Grok 4 or o1?
Grok 4 delivers faster first-token latency at 480ms TTFT (95 tok/s throughput) compared to 2600ms TTFT (48 tok/s) for o1.
How do Grok 4 and o1 compare on SWE-bench coding and GPQA Diamond reasoning?
On SWE-bench Verified software engineering, Grok 4 scores 73.2% versus 48.9% for o1. On GPQA Diamond graduate-level STEM reasoning, Grok 4 scores 86.2% versus 78% for o1 (and 97.6% vs 96.4% on MATH-500).
When should you choose Grok 4?
Choose Grok 4 (xAI) for real-time financial/market intelligence, PhD-level STEM problem solving, and autonomous code generation — offering a 262k context window, 480ms TTFT, and $2.50/1M input pricing ($0.500/1M cached reads).
When should you choose o1?
Choose o1 (OpenAI) for legacy reasoning benchmarks, scientific literature review, and complex mathematical proofs — offering a 204k context window, 2600ms TTFT, and $15.00/1M input pricing ($7.500/1M cached reads).
