Why AI Models Don't Need Tool Calling (And Why RooCode Proves It)

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00:00 - Introduction: Local Models and Tool Calling
00:34 - Demystifying Tool Calling: API vs. Text Tags
01:50 - How API-Based Function Calling Works
03:40 - Pros of Structured API-Based Calls
04:56 - Why Framework Tool Calls Slow You Down
05:52 - Alternative Method: Tag-Based Tool Calls
06:30 - RooCode’s XML Tagging Approach Explained
08:50 - Live Demo: My Production Tag-Based System
11:39 - Comparing Tag-Based vs API-Based Methods
12:36 - Latency vs Tokens: Key Trade-Offs
13:02 - Reliability & Tool Call Errors Explained
13:53 - Avoiding Vendor Lock-In with Tag-Based Calls
14:16 - Quick Sponsor Break
15:14 - Top Reasons to Use Tag-Based Tool Calling
16:00 - Downsides & Challenges of Tag-Based Approach
17:25 - Final Thoughts & Your Opinion

RooCode is amazing, in this video I attempt to explain how it does its tool calling, and how it compares to using it via the OpenAI client.

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