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Anthropic vs Anthropic

Claude Opus 5.5 vs Claude Haiku 4.5: pricing comparison

Claude Haiku 4.5 costs 4.0× less than Claude Opus 5.5 for a typical 1,000-input, 500-output request. Here is how the two compare on price, context and discounts.

Prices last updated:

Claude Opus 5.5Claude Haiku 4.5
ProviderAnthropicAnthropic
Input per 1M tokens$4.00$1.00
Output per 1M tokens$20.00$5.00
Context window1M200K
Batch discount50% off50% off
Typical request (1,000 in / 500 out)$0.014$0.0035
Monthly at 1,000 requests/day$420.00$105.00

Claude Opus 5.5: Successor to Claude Opus 5 at a lower per-token price.

Compare with your own numbers

Claude Opus 5.5 per request
$0.014
Per month
$420.00
Claude Haiku 4.5 per request
$0.0035
Per month
$105.00

Cost by task

Cost per 1,000 requests at standard prices.
TaskTokens (in / out)Claude Opus 5.5Claude Haiku 4.5
Short chat reply500 / 300$8.00$2.00
RAG answer6,000 / 600$36.00$9.00
Summarize a long document12,000 / 1,000$68.00$17.00
Output-heavy generation1,000 / 4,000$84.00$21.00

Output tokens usually dominate the bill — see input vs output token cost.

Frequently asked questions

Is Claude Opus 5.5 or Claude Haiku 4.5 cheaper?
Claude Haiku 4.5 is cheaper for a typical request of 1,000 input and 500 output tokens: $0.0035 versus $0.014 for Claude Opus 5.5, about 75% less.
What are the per-token prices of Claude Opus 5.5 and Claude Haiku 4.5?
Claude Opus 5.5 costs $4.00 input and $20.00 output per million tokens. Claude Haiku 4.5 costs $1.00 input and $5.00 output per million tokens.
Which has the larger context window, Claude Opus 5.5 or Claude Haiku 4.5?
Claude Opus 5.5 has the larger context window: 1M tokens versus 200K for Claude Haiku 4.5.

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