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Anthropic: Claude Haiku 5.5 vs Anthropic: Claude Opus 5.5

Anthropic: Claude Haiku 5.5 is 40× cheaper for the sample workload; both have the same context window.

MetricAnthropic: Claude Haiku 5.5Anthropic: Claude Opus 5.5
Model IDanthropic/claude-haiku-5.5anthropic/claude-opus-5.5
Prompt price$0.10 / 1M tokens$4.00 / 1M tokens
Completion price$0.50 / 1M tokens$20.00 / 1M tokens
Context1,000,000 tokens1,000,000 tokens
Tool calling✓✓
Structured outputs✓✓
Reasoning✓✓
Response format✓✓
Web search––
Input modalitiestext, image, filetext, image, file
Output modalitiestexttext
Added2026-10-072026-09-22

Sample workload

Chat app: 1,000 prompt + 500 completion tokens × 100 requests per day.

CostAnthropic: Claude Haiku 5.5Anthropic: Claude Opus 5.5
Per day$0.0350$1.40
Per 30 days$1.05$42.00

Difference: $1.37 per day and $40.95 per 30 days.

Data updated 2026-10-30