← All models Model directory

AI model

Anthropic: Claude Haiku 5.5

anthropic/claude-haiku-5.5

Anthropic: Claude Haiku 5.5 is a 1,000,000-token model served on Composite at $0.0320 per million tokens in and $0.500 per million tokens out. Ranked #164 of 202 models by traffic on Composite over the last 30 days, taking 0% of tokens and 0% of requests. Measured on Composite, 100.0% of its last 1 requests on Composite succeeded, the typical first token arrives in 6405 ms, output runs at about 307.3 tokens per second.

Try in Playground

Community rating

— No community ratings yet.

Sign in to rate this model. Ratings come from accounts that have run requests through Composite.

Specifications

Specifications and pricing as served by Composite
Model IDanthropic/claude-haiku-5.5
Providercv11
Context window1,000,000 tokens
Acceptstext, image, file
Returnstext
Input price$0.0320 per million tokens
Output price$0.500 per million tokens
Prompt cachingSupported — cached input is 60% off the list rate on pay-as-you-go credits
Web search$0.0100 per result
ThinkingOptional - see "Anthropic: Claude Haiku 5.5 (Reasoning)" in the catalog to turn it on by default
ModeratedYes - by the provider
Cost on a monthly plan1 request of the daily allowance per call
Plans that may spend on itEvery plan, plus pay-as-you-go credits
Routing endpoints8 (base plus 7 routing variants)

Traffic rank on Composite

#164 of 202

0% of tokens and 0% of requests over 30 days.

Success rate

100.0%

Across the last 1 requests Composite served for this model.

Time to first token

6405 ms

Median across the same sample.

Output speed

307.3 tok/s

Median generation rate after the first token.

Routing variants

The same model behind 7 alternative endpoints. Call the id directly to pin a route; the base id above picks for you.

RouteModel IDProviderPrice
Normal anthropic/claude-haiku-5.5-normal cv11 $0.0320 per million tokens input · $0.500 per million tokens output
Normal + cheapThink anthropic/claude-haiku-5.5-normal:cheapThink cv11 $0.0320 per million tokens input · $0.500 per million tokens output
Cheapest provider anthropic/claude-haiku-5.5:cheapest-provider Google $0.0320 per million tokens input · $0.500 per million tokens output
Cheapest provider + cheapThink anthropic/claude-haiku-5.5:cheapest-provider:cheapThink Google $0.0320 per million tokens input · $0.500 per million tokens output
cheapThink anthropic/claude-haiku-5.5:cheapThink cv11 $0.0320 per million tokens input · $0.500 per million tokens output
Fast anthropic/claude-haiku-5.5:fast Claude Platform on AWS $0.0320 per million tokens input · $0.500 per million tokens output
Fast + cheapThink anthropic/claude-haiku-5.5:fast:cheapThink Claude Platform on AWS $0.0320 per million tokens input · $0.500 per million tokens output

Pricing

$0.0320 per million tokens input · $0.500 per million tokens output

Input and output are charged at the provider’s list price.

On a monthly plan, one call costs 1 request of that day's allowance.

Provider

cv11

Roleplay fit

Claude models are widely regarded for nuanced, in-character writing and for following detailed system prompts and character cards closely.

Context behavior

With a 1,000,000-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.

Cost for regular use

It is priced low enough for high-volume daily roleplay without the per-message cost adding up quickly.

From the provider

Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...

Supplied by cv11, not written by Composite.