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Anthropic: Claude Haiku 4.5
anthropic/claude-haiku-4.5
VisionTool useJSONReasoningStreaming
Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...
Pricing
Input
$1.00 / 1M
Output
$5.00 / 1M
Specs
Context
200,000 tokens
Input
text, image, file
Output
text
Released: 2025-10
Supported parameters
include_reasoningmax_tokensreasoningresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_p