'Mensch', self::OLLAMA => 'Ollama (lokal)', self::CLAUDE => 'Claude Code', self::ANTHROPIC_API => 'Anthropic API', }; } public function defaultModel(): ?string { return match ($this) { self::HUMAN => null, self::OLLAMA => 'mistral', self::CLAUDE => 'claude-sonnet-4', self::ANTHROPIC_API => 'claude-sonnet-4-20250514', }; } }