Model comparison

Claude Sonnet 5 vs Claude 3.5 Haiku

Capability radar, value bars, and side-by-side posture.

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Claude Sonnet 5
Not scored
value score
Claude 3.5 Haiku
80
value score
Claude Sonnet 5 ctx
200K
Claude 3.5 Haiku ctx
200K

Capability radar

Value · context · multimodal · openness · speed posture

Value head-to-head

  • Claude 3.5 Haiku80

Attribute tape

FieldClaude Sonnet 5Claude 3.5 Haiku
DeveloperAnthropicAnthropic
Context200K200K
ModalitiesText, Code, Image
OpennessClosedProprietary Model
Speed
Price$3/1M in · $15/1M out
Value score80
SummaryClaude Sonnet 5 is Anthropic's most capable Sonnet-family model, optimized for agentic coding, tool use, and professional knowledge work with a 1M-token context window and adaptive thinking enabled by default.Fast Claude tier for high-throughput tasks.
Open Claude Sonnet 5Open Claude 3.5 Haiku