This tutorial demonstrates how to build a local, privacy-first tool-calling agent using the Google Gemma 4 model family and Ollama. It explains the transition from static language models to dynamic autonomous agents through function calling, allowing models to interact with external APIs and real-world data. The guide provides a practical Python implementation using a zero-dependency approach to create tools for weather retrieval, news fetching, time checking, and currency conversion.
- Overview of the Gemma 4 model family and its native agentic capabilities.
- The architectural shift from closed-loop conversationalists to tool-enabled agents.
- Setting up a local inference environment using Ollama and the gemma4:e2b model.
- Implementing Python functions and mapping them to JSON schemas for model instruction.
- Orchestrating the agentic workflow loop to execute tools and synthesize live context.
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