← All Comparisons

Claude Opus 4.6 vs Claude Haiku 4.5

A detailed comparison of Claude Opus 4.6 (Anthropic) and Claude Haiku 4.5 (Anthropic) across pricing, performance, and features.

Pricing Comparison

MetricClaude Opus 4.6Claude Haiku 4.5Difference
Input / 1M tokens$5.00$0.80-84%
Output / 1M tokens$25.00$4.00-84%
Context window200K200K
Max output32K8.192K

Benchmark Comparison

BenchmarkClaude Opus 4.6Claude Haiku 4.5
MMLU-Pro89.5%69.4%
HumanEval95%88.1%
GPQA75.5%

Capabilities

CapabilityClaude Opus 4.6Claude Haiku 4.5
code
reasoning
text
tool-use
vision

Claude Opus 4.6 Strengths

  • Best-in-class agentic tool use and coding
  • 1M context available in beta (Tier 4)
  • Strong at following complex multi-step instructions

Claude Opus 4.6 Weaknesses

  • Premium pricing ($10/$37.50 at 1M context)
  • 1M context beta is Tier 4 only

Claude Haiku 4.5 Strengths

  • Very fast responses
  • Cheapest Anthropic option
  • Good for classification and extraction

Claude Haiku 4.5 Weaknesses

  • Weakest reasoning in the Claude family
  • Can struggle with nuanced instructions

Quick Verdict

Best value: Claude Haiku 4.5 is the more affordable option at $0.8/$4 per 1M tokens.

Higher benchmarks: Claude Opus 4.6 scores higher on average across available benchmarks (86.7% avg).

Choose Claude Haiku 4.5 if cost matters most. Choose Claude Opus 4.6 if you need the best possible quality for complex tasks.

More Comparisons