Models / Anthropic
Claude Haiku 5.5
by Anthropic ·
anthropic/claude-haiku-5.5Claude 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...
reasoningtool-usevisionreleased 2026-10-07
Legal score · raw
-
not yet benchmarked
Context
1M
max output 128K
Input
$0.13
per 1M tokens
Output
$0.63
per 1M tokens
Suite cost
-
no run recorded
Prompt caching
Grounded answers re-send the same retrieved authority every turn, so a cached read is what a long matter actually costs. Prices are per 1M tokens, from the provider’s own catalog.
Cache read
$0.01
10x cheaper than uncached
Cache write
$0.16
per 1M tokens, charged once
Uncached input
$0.13
per 1M tokens
Capabilities
Modalities
in textimagefile
out text
Request parameters it accepts
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstool_choicetoolsverbosity
Benchmark results
This model has not been run through the suite yet. See Humanity's Last Lawsuit for the benchmark models are ranked on.