ClaudevsDeepSeek

Claude Haiku 5.5 vs DeepSeek R1

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

Claude Haiku 5.5

Fast / Budget

DeepSeek R1

Mid-tier
Input $/MTok
$0.10
$0.55
Output $/MTok
$0.50
$2.19
Cache discount
90% off
75% off
Context
1M
128K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
vs
0
Code Review
0
vs
0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
vs
0
Classification
0
vs
0
Creative Writing
0
vs
0
Claude Haiku 5.5
DeepSeek R1

Guidance

When to use Claude Haiku 5.5 vs DeepSeek R1

Choose Claude Haiku 5.5 when...

  • -Cost matters: 82% cheaper on input tokens
  • -You need a larger context window (1M vs 128K)

Choose DeepSeek R1 when...

  • Similar performance; consider provider preference or ecosystem fit.

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
Claude Haiku 5.5
DeepSeek R1
100K tokens
$0.02Cheaper
$0.10
1M tokens
$1.10
$1.04Cheaper
10M tokens
$11.00
$10.42Cheaper

FAQ

When should I use Claude Haiku 5.5 instead of DeepSeek R1?

Claude Haiku 5.5 and DeepSeek R1 perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is DeepSeek R1 cheaper than Claude Haiku 5.5?

DeepSeek R1 input costs $0.55/MTok, which is 450% more than Claude Haiku 5.5 at $0.10/MTok.

What are the context window sizes for Claude Haiku 5.5 and DeepSeek R1?

Claude Haiku 5.5 has a 1M token context window. DeepSeek R1 has a 128K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.