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Claude 3.5 Sonnet vs DeepSeek-R1

Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.

Benchmark data for one or both models is coming soon. This page currently shows metadata and pricing where BenchLM has it, and score-level comparisons will populate as public benchmark results land.

Claude 3.5 Sonnet

42

VS

DeepSeek-R1

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0 categoriesvs0 categories

Benchmark data for Claude 3.5 Sonnet and DeepSeek-R1 is coming soon on BenchLM.

Category Radar

Head-to-Head by Category

Operational Comparison

Claude 3.5 Sonnet

DeepSeek-R1

Price (per 1M tokens)

$null / $null

$0.55 / $2.19

Speed

N/A

N/A

Latency (TTFT)

N/A

N/A

Context Window

200K

128K

Quick Verdict

Benchmark data for Claude 3.5 Sonnet and DeepSeek-R1 is coming soon on BenchLM.

BenchLM does not have sourced benchmark coverage for DeepSeek-R1 yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.

Claude 3.5 Sonnet has the larger context window at 200K, compared with 128K for DeepSeek-R1.

Benchmark Deep Dive

Frequently Asked Questions (3)

Can I compare Claude 3.5 Sonnet and DeepSeek-R1 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for Claude 3.5 Sonnet and DeepSeek-R1 today?

Claude 3.5 Sonnet: Pricing unavailable DeepSeek-R1: $0.55 input / $2.19 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

Self-host vs API cost

Estimates at 50,000 req/day · 1000 tokens/req average.

Claude 3.5 Sonnet
API / mo$0
Self-host / moN/A
Break-even
Proprietary model — self-hosting not applicable.
DeepSeek-R1
API / mo$2,055
Self-host / mo$18,221
Break-even583M/day
Model the full break-even

Related Comparisons

Last updated: April 20, 2026

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