Claude Haiku 4.5 (latest) vs Claude Opus 4 (latest): API price and specs

Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on input price.

Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on output price.

Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on a 1M-in / 200k-out workload.

Field	Claude Haiku 4.5 (latest)	Claude Opus 4 (latest)
Lowest input, per 1M	$0.50	$13.00 +2500%
Median input, per 1M	$1.00	$15.00 +1400%
Lowest output, per 1M	$2.50	$64.00 +2460%
Median output, per 1M	$5.00	$75.00 +1400%
Lowest unit price	$0.001 / request	—
Cost of 1M in + 200k out	$1.00	$25.80 +2480%
Context	200K	200K
Max output	64K	32K +50%
Providers	34	11 +67.6%
Regions	APAC, AU, EU, GLOBAL, IN, JP, US	US
Accepts	application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text	image, pdf, text
Returns	text	text
Type	Text models	Text models
Free option	no	no
Cheapest provider	openrouter	poe

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

anthropic, deepinfra, edenai, google-vertex, google-vertex-anthropic, helicone, jiekou, poe, requesty, trustedrouter, zenmux

Frequently asked questions

Which is cheaper, Claude Haiku 4.5 (latest) or Claude Opus 4 (latest)?

Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on input price. Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on output price. Claude Haiku 4.5 (latest) is 96% cheaper than Claude Opus 4 (latest) on a 1M-in / 200k-out workload.

Which has the larger context, Claude Haiku 4.5 (latest) or Claude Opus 4 (latest)?

Claude Haiku 4.5 (latest): 200K tokens; Claude Opus 4 (latest): 200K tokens.

Where can I use both Claude Haiku 4.5 (latest) and Claude Opus 4 (latest)?

anthropic, deepinfra, edenai, google-vertex, google-vertex-anthropic, helicone, jiekou, poe, requesty, trustedrouter, zenmux