name = "Claude Haiku 4.5" description = "Fast Claude model for responsive assistance, classification, and lightweight agents" family = "claude-haiku" release_date = "2025-10-15" last_updated = "2025-10-15" attachment = true reasoning = true temperature = true tool_call = true structured_output = true knowledge = "2025-02-28" open_weights = false [[reasoning_options]] type = "budget_tokens" min = 1_024 [cost] input = 1 output = 5 cache_read = 0.1 cache_write = 1.25 [limit] context = 200_000 output = 64_000 [modalities] input = ["text", "image", "pdf"] output = ["text"]