base_model = "anthropic/claude-sonnet-4-5" description = "Balanced Claude model for coding, analysis, agent workflows, and cost control" structured_output = true [[reasoning_options]] type = "budget_tokens" min = 1_024 [cost] input = 3 output = 15 cache_read = 0.3 cache_write = 3.75 [limit] context = 1_000_000