tokevenClaudevsClaude
Claude Haiku 4.5 vs Claude Sonnet 5
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
Claude Haiku 4.5
Fast / BudgetClaude Sonnet 5
Mid-tierInput $/MTok
$1.00
$2.00
Output $/MTok
$5.00
$10.00
Cache discount
90% off
90% off
Context
200K
200K
Quality
Task confidence comparison
Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
72
vs
93
Code Review
70
vs
96
Summarization
82
vs
91
Q&A
86
vs
89
Extraction
88
vs
88
Reasoning
65
vs
90
Classification
90
vs
86
Creative Writing
60
vs
87
Claude Haiku 4.5
Claude Sonnet 5
Guidance
When to use Claude Haiku 4.5 vs Claude Sonnet 5
Choose Claude Haiku 4.5 when...
- -You need strong classification (confidence 90 vs 86)
- -Cost matters: 50% cheaper on input tokens
Choose Claude Sonnet 5 when...
- -You need strong code review (confidence 96 vs 70)
- -You need strong code generation (confidence 93 vs 72)
- -You need strong summarization (confidence 91 vs 82)
- -You need strong reasoning (confidence 90 vs 65)
At scale
Cost at scale
Estimated cost assuming a seventy percent input and thirty percent output token split.
Claude Haiku 4.5
Claude Sonnet 5
100K tokens
$0.22Cheaper
$0.44
1M tokens
$2.20Cheaper
$4.40
10M tokens
$22.00Cheaper
$44.00
FAQ
When should I use Claude Haiku 4.5 instead of Claude Sonnet 5?
Claude Haiku 4.5 outperforms Claude Sonnet 5 for Classification. It costs $1.00/$5.00 per million tokens (input/output).
Is Claude Sonnet 5 cheaper than Claude Haiku 4.5?
Claude Sonnet 5 input costs $2.00/MTok, which is 100% more than Claude Haiku 4.5 at $1.00/MTok.
What are the context window sizes for Claude Haiku 4.5 and Claude Sonnet 5?
Claude Haiku 4.5 has a 200K token context window. Claude Sonnet 5 has a 200K token context window.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.