Claude Haiku 4.5 vs Claude Sonnet 5

< Large Language Models (LLM)

Comparing two large language models (llm) models: features, pricing, pros and cons.

Claude Haiku 4.5Claude Sonnet 5
ProviderAnthropicAnthropic
Pricing$15–100/mo$70–350/mo
Quality
8.2/10
9.4/10
Speed
9.4/10
8.5/10
Ease of use
8.5/10
8.2/10
Value
8/10
5/10
Context200K1000K
TasksText Generation, Chatbots, Coding, Data Analysis, Translation, RAG / SearchText Generation, Chatbots, Coding, Data Analysis, Translation, RAG / Search
Pros
  • + Cheap
  • + Fast
  • + Good for volume
  • + Near-Opus quality
  • + 1M context
  • + Better price/quality
Cons
  • Weaker on hard reasoning
  • Weaker than Opus on hardest refactors

Claude Haiku 4.5

Fast budget Claude for simple and high-volume tasks.

Learn more →

Claude Sonnet 5

Anthropic mid-tier: agentic coding close to Opus 4.8 at a lower price.

Learn more →