Compare/DeepSeek R1 0528 (May '25) vs claude-4-6-opus

DeepSeek R1 0528 (May '25)vsclaude-4-6-opus

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

DeepSeek

DeepSeek R1 0528 (May '25)

Input
$1.35/M
Output
$5.4/M
Speed
TTFT

claude-4-6-opus

Input
Output
Speed
TTFT

Winner by Category

Cheaper
DeepSeek R1 0528 (May '25)
Faster (tok/s)
DeepSeek R1 0528 (May '25)
Lower Latency
DeepSeek R1 0528 (May '25)
Benchmarks (12-0)
DeepSeek R1 0528 (May '25)

Pricing Comparison

MetricDeepSeek R1 0528 (May '25)claude-4-6-opus
Input ($/M tokens)$1.35
Output ($/M tokens)$5.4
Cost for 1M input + 100K output tokens:
DeepSeek R1 0528 (May '25)$1.89

Speed Comparison

Speed data not available for these models.

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
27.1
Coding Index
24.0
Math Index
76.0
GPQA Diamond
81.3%
MMLU-Pro
84.9%
LiveCodeBench
77.0%
AIME 2025
76.0%
MATH-500
98.3%
Humanity's Last Exam
14.9%
SciCode
40.3%
IFBench
39.6%
TerminalBench
15.9%
DeepSeek R1 0528 (May '25)12 wins
0 winsclaude-4-6-opus

Frequently Asked Questions

Which is cheaper, DeepSeek R1 0528 (May '25) or claude-4-6-opus?

DeepSeek R1 0528 (May '25) is cheaper overall. Its blended price (3:1 input/output ratio) is $2.36/M tokens vs $—/M for claude-4-6-opus.

Which model performs better on benchmarks?

DeepSeek R1 0528 (May '25) wins 12 out of 12 benchmarks compared to 0 for claude-4-6-opus. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

DeepSeek R1 0528 (May '25) generates tokens faster at 0 tok/s vs — tok/s. DeepSeek R1 0528 (May '25) also has lower time-to-first-token (0.00s vs —s).

When should I use DeepSeek R1 0528 (May '25) vs claude-4-6-opus?

Choose based on your priorities: DeepSeek R1 0528 (May '25) for lower cost, DeepSeek R1 0528 (May '25) for stronger benchmark performance, and DeepSeek R1 0528 (May '25) for faster generation. For latency-sensitive apps, check the TTFT comparison above.