Which model is better: Claude 3.5 Haiku or Grok 3 Mini?
Grok 3 Mini is 62.5% cheaper for input tokens ($0.30 vs. $0.80 per 1M tokens) and $1.20 vs. $4.00 for output tokens (2.7x cost advantage). In terms of operational performance, Grok 3 Mini delivers lower response latency at 150ms TTFT (40ms faster than Claude 3.5 Haiku) with 160 vs. 130 tok/s throughput. Grok 3 Mini leads coding evaluations at 54.0% SWE-bench Verified vs. 40.6% for Claude 3.5 Haiku and 68.0% vs. 41.6% 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
Claude 3.5 Haiku
Grok 3 Mini
Net Delta / Advantage
Input Cost / 1M Tokens
$0.80
$0.30
Grok 3 Mini is 2.7x cheaper
Output Cost / 1M Tokens
$4.00
$1.20
Grok 3 Mini (70.0% lower)
Prompt Cache Read / 1M
$0.080
$0.080
Identical Cache Read Pricing
Prompt Cache Write / 1M
$1.00
$0.30
Grok 3 Mini is 3.3x cheaper
Context Window (Max Output)
205k (8k out)
131k (16k out)
Claude 3.5 Haiku (1.6x larger context)
Avg TTFT Response Latency
190ms
150ms
Grok 3 Mini (40ms faster)
Generation Speed (Throughput)
130 tok/s
160 tok/s
Grok 3 Mini (+30 tok/s faster)
SWE-bench Verified (Coding)
40.6%
54%
Grok 3 Mini (+13.4% lead)
GPQA Diamond (PhD STEM)
41.6%
68%
Grok 3 Mini (+26.4% lead)
MMLU-Pro (Multi-Discipline)
71%
80%
Grok 3 Mini (+9.0% lead)
MATH-500 (Quantitative Logic)
69.4%
87%
Grok 3 Mini (+17.6% lead)
Inference Value Score (IVR)
52.4 / 100
69.2 / 100
Grok 3 Mini (+16.8 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 Mini (xAI) for high-speed reasoning model providing rapid answers and code generation with chain-of-thought capabilities at edge pricing — offering a 131k context window, 150ms TTFT, and $0.30/1M input pricing ($0.080/1M cached reads).
Which is cheaper: Claude 3.5 Haiku or Grok 3 Mini?
Grok 3 Mini is cheaper at $0.30/1M input tokens ($1.20/1M output) compared to $0.80/1M input ($4.00/1M output) for Claude 3.5 Haiku.
Which model has lower TTFT latency and higher tok/s throughput: Claude 3.5 Haiku or Grok 3 Mini?
Grok 3 Mini delivers faster first-token latency at 150ms TTFT (160 tok/s throughput) compared to 190ms TTFT (130 tok/s) for Claude 3.5 Haiku.
How do Claude 3.5 Haiku and Grok 3 Mini compare on SWE-bench coding and GPQA Diamond reasoning?
On SWE-bench Verified software engineering, Claude 3.5 Haiku scores 40.6% versus 54% for Grok 3 Mini. On GPQA Diamond graduate-level STEM reasoning, Claude 3.5 Haiku scores 41.6% versus 68% for Grok 3 Mini (and 69.4% vs 87% on MATH-500).
When should you choose Claude 3.5 Haiku?
Choose Claude 3.5 Haiku (Anthropic) for rapid customer-facing chat, sub-agent routing, and real-time code autocomplete — offering a 204k context window, 190ms TTFT, and $0.80/1M input pricing ($0.080/1M cached reads).
When should you choose Grok 3 Mini?
Choose Grok 3 Mini (xAI) for high-speed reasoning model providing rapid answers and code generation with chain-of-thought capabilities at edge pricing — offering a 131k context window, 150ms TTFT, and $0.30/1M input pricing ($0.080/1M cached reads).
