Claude vs Grok for Math

Claude significantly outperforms Grok for mathematics, with a commanding 95.6% score on AIME 2025 compared to no published benchmark for Grok on that metric, and a 4.6-point advantage on GPQA Diamond (89.9% vs 85.3%). Claude's extended thinking feature also provides an edge for complex multi-step mathematical problems that benefit from deeper reasoning. If pure math performance is your priority, Claude is the clear choice.

Head-to-Head for Math

Competition Math (AIME Benchmark)

Claude

Claude

Dominant: 95.6% accuracy

Grok

No AIME benchmark data

Scientific Reasoning (GPQA)

Claude

Claude

Excellent: 89.9% accuracy

Grok

Strong: 85.3% accuracy

Complex Multi-step Problems

Claude

Claude

Extended thinking capability

Grok

Standard reasoning only

Real-time Mathematical Data

Grok

Claude

No web search

Grok

Web search included

Subscription Cost

Grok

Claude

$20-100/mo expensive

Grok

$8-16/mo included X

See Them Answer a Math Question

We asked both models the same math-focused prompt.

Solve this step-by-step: If f(x) = 3x² - 2x + 5, find f'(x), determine the critical points, and explain whether each is a local minimum or maximum.

Claude 4.6 Sonnet

Solve this step-by-step: If f(x) = 3x² - 2x + 5, find f'(x), determine the critical points, and explain whether each is a local minimum or maximum.

Solving f(x) = 3x² - 2x + 5

Step 1: Find f'(x)

Applying the power rule to each term:

f(x)=3x22x+5f(x) = 3x^2 - 2x + 5

f(x)=6x2f'(x) = 6x - 2


Step 2: Find Critical Points

Critical points occur where f'(x) = 0

6x2=06x - 2 = 0 6x=26x = 2 x=13x = \frac{1}{3}

Find the y-coordinate: f ⁣(13)=3 ⁣(19)2 ⁣(13)+5=1323+5=143f\!\left(\frac{1}{3}\right) = 3\!\left(\frac{1}{9}\right) - 2\!\left(\frac{1}{3}\right) + 5 = \frac{1}{3} - \frac{2}{3} + 5 = \frac{14}{3}

Critical Point: (1/3, 14/3)


Step 3: Classify the Critical Point

Method 1 — Second Derivative Test

f(x)=6f''(x) = 6

Since f''(1/3) = 6 > 0, the curve is concave upLocal Minimum

Method 2 — First Derivative Sign Chart (confirmation)

Interval Test Value f'(x) Direction
x < 1/3 x = 0 f'(0) = -2 < 0 Decreasing ↘
x > 1/3 x = 1 f'(1) = 4 > 0 Increasing ↗

The function goes down then up → confirms Local Minimum


Summary

Property Value
f'(x) 6x - 2
Critical Point x = 1/3
Classification Local Minimum
Minimum Value 14/3 ≈ 4.67

Key Insight: Since the leading coefficient (3) is positive, this parabola opens upward, meaning the single critical point is always a global minimum, not just local.

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Detailed Breakdown

When it comes to mathematics, Claude holds a measurable edge over Grok based on benchmark performance and reasoning depth. Claude's AIME 2025 score of 95.6% places it among the top performers on competitive math benchmarks, while its GPQA Diamond score of 89.9% — compared to Grok's 85.3% — reflects stronger performance on graduate-level science and quantitative reasoning. On Humanity's Last Exam, Claude scores 33.2% versus Grok's 17.6%, a gap that becomes meaningful for users tackling university-level or research-grade math problems.

Claude's extended thinking mode is particularly valuable for math. When enabled, it works through multi-step problems systematically — showing intermediate derivations, checking its own logic, and catching errors mid-calculation. For problems like epsilon-delta proofs, differential equations, or combinatorics, this deliberate reasoning process produces more reliable results than a single-pass response. Claude also handles LaTeX formatting naturally, making it easy to copy outputs into academic papers or typesetting tools.

Grok has genuine strengths in math as well. Its real-time web search and DeepSearch features let it pull in current mathematical resources, look up theorems, or reference recent papers — something Claude cannot do natively. For students researching a topic rather than solving a specific problem, that access to live information adds real value. Grok also benefits from competitive pricing: at $8/month through X Premium, it's significantly cheaper than Claude's $20/month Pro plan, which matters for budget-conscious learners.

In practice, however, Grok's writing quality is less polished, and its explanations can feel less structured when walking through complex derivations step by step. For a student learning calculus or linear algebra, clarity of explanation matters as much as the final answer — and Claude tends to present solutions in a more pedagogically useful way.

For real-world use cases: Claude is the better choice for students working through problem sets, professionals doing quantitative analysis, or researchers needing rigorous derivations with detailed intermediate steps. Grok is a reasonable option for quick lookups, checking formulas against current sources, or users already embedded in the X ecosystem who want decent math support without an additional subscription.

Recommendation: Choose Claude for serious math work. Its benchmark scores, extended thinking, and structured explanations make it the more dependable tool when accuracy and clarity are non-negotiable. Grok is a capable backup — especially if you value real-time search — but for math specifically, Claude's depth of reasoning gives it a consistent advantage.

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