Claude Haiku 5.5 vs Claude Opus 5

Price, context window & benchmark comparison

Claude Haiku 5.5

Anthropic

$0.10 / $0.50

Input / Output · per 1M tokens

Claude Opus 5

Anthropic

$5.00 / $25.00

Input / Output · per 1M tokens

Compare different models

Verdict: Claude Haiku 5.5 is 50.0× cheaper than Claude Opus 5 on a typical 3:1 input/output mix. Claude Opus 5 scores higher on the Artificial Analysis Intelligence Index (44.2 vs 36.5).

	Claude Haiku 5.5	Claude Opus 5
Input price / 1M	$0.10	$5.00
Output price / 1M	$0.50	$25.00
Blended price (3:1)	$0.20	$10.00
Cached input / 1M	$0.01	$0.50
Context window	1M	1M
Max output	128K	128K
Intelligence index	36.5	44.2
Coding index	—	78
Providers	10	11
Best provider uptime (30m)	100.0%	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-10-07	2026-07-24
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Claude Haiku 5.5 or Claude Opus 5?

Claude Haiku 5.5 is 50.0× cheaper than Claude Opus 5 on a typical 3:1 input/output mix.

Claude Haiku 5.5 vs Claude Opus 5: which has a bigger context window?

Claude Haiku 5.5: 1,000,000 tokens. Claude Opus 5: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Haiku 5.5 ≈ $450.00, Claude Opus 5 ≈ $22,500.

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