Munshi: a WhatsApp front desk for small hotels. A 4B model reads, Python decides, Temporal holds the room.

Automated excerpt

The fine-tune alone got 75% of booking messages exactly right. Gemma 4 writes it in the guest's language, from the parsed facts only, and code checks every number before the owner sees it. Gemma 4 reads it fine, but only with a 532-token rulebook in every request.

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