http://programmer.ie/tags/tool-choice/ Recent content in Tool Choice on Programmer.ie: Modern AI programming Hugo en-us Wed, 02 Sep 2026 17:30:00 +0100 http://programmer.ie/books/browser-ai-from-first-principles/19-chapter/ Wed, 02 Sep 2026 17:30:00 +0100 http://programmer.ie/books/browser-ai-from-first-principles/19-chapter/ <p>A tool can be perfectly implemented and never used correctly.</p> <p>Once an agent sees several capabilities, success depends on a behavioral pipeline:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-text" data-lang="text"><span style="display:flex;"><span>discover → select → construct arguments → invoke → interpret result </span></span></code></pre></div><p>A single “task passed” score cannot tell us which stage failed.</p> <hr> <h2 id="1-discovery-precedes-choice">1. Discovery precedes choice</h2> <p>If the tool never enters the agent&rsquo;s effective context, it cannot be selected. Record which registrations were available, filtered, truncated or rejected.</p>