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Text and reasoning

claude-sonnet-4-5-20250929-thinking

claude-sonnet-4-5-20250929-thinking

Officially integrated Text model

Billing

Token billing: input 3.00 points / 1M tokens, output 15.00 points / 1M tokens.

Capabilities

text, function_calling, reasoning, code, vision

Available groups

Budget Group

Model API access provided by CAI API.