Anthropic

Claude Haiku 5.5

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...

claude-haiku-5.5

Pricing

~91%

Input: $0.008765 / 1,000,000 tokens
Output: $0.043825 / 1,000,000 tokens
Cache read: $0.000877 / 1,000,000 tokens
Cache write: $0.010956 / 1,000,000 tokens

How pricing works

Discount history

91.2%Nov 8, 03:56 AM UTC

Nov 7, 11:57 PMNov 8, 03:56 AM UTC

Model details

Input: text, image, file
Output: text
Context window: 100,000 tokens
Maximum output: 50,000 tokens
Availability: $6.6KUncapped capacity
Updated: 11/8/2026, 3:58:06 AM UTC

Capacity is reserved when your request is accepted.

Capabilities

ChatStreamingWeb searchVisionTool callingReasoningJSON mode

Supported parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstemperaturetool_choicetoolsverbosity