oterm/rag_example/index.html
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What is haiku.rag?
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<h1 id="rag-with-haikurag">RAG with haiku.rag</h1>
<!-- ![Splash](img/haiku-rag-demo.gif) -->
<video controls>
<source src="../img/haiku-rag-demo.mp4" type="video/mp4">
</video>
<p>Transform oterm into a powerful RAG (Retrieval-Augmented Generation) system by integrating with <a href="https://github.com/ggozad/haiku.rag">haiku.rag</a> (from <code>oterm</code>'s author), a SQLite-based RAG library that works seamlessly with oterm through MCP.</p>
<h2 id="what-is-haikurag">What is haiku.rag?</h2>
<p>haiku.rag is a comprehensive RAG library that:</p>
<ul>
<li>Uses only SQLite (no external vector databases needed)</li>
<li>Supports 40+ file formats (PDF, DOCX, HTML, Markdown, code files, URLs)</li>
<li>Provides hybrid search (semantic + full-text) with Reciprocal Rank Fusion</li>
<li>Works with multiple embedding providers (Ollama, OpenAI, VoyageAI)</li>
<li>Offers built-in reranking and question-answering capabilities</li>
<li>Exposes functionality through MCP tools for seamless AI assistant integration</li>
</ul>
<h2 id="configuration">Configuration</h2>
<p>Add the haiku-rag MCP server to your oterm configuration. Edit your <code>config.json</code> file (run <code>oterm --data-dir</code> to find its location) and add:</p>
<div class="language-json highlight"><pre><span></span><code><span id="__span-0-1"><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a><span class="p">{</span>
</span><span id="__span-0-2"><a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a><span class="w"> </span><span class="nt">&quot;mcpServers&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-0-3"><a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a><span class="w"> </span><span class="nt">&quot;haiku-rag&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-0-4"><a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a><span class="w"> </span><span class="nt">&quot;command&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;uvx&quot;</span><span class="p">,</span>
</span><span id="__span-0-5"><a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a><span class="w"> </span><span class="nt">&quot;args&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">[</span>
</span><span id="__span-0-6"><a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a><span class="w"> </span><span class="s2">&quot;haiku-rag&quot;</span><span class="p">,</span>
</span><span id="__span-0-7"><a id="__codelineno-0-7" name="__codelineno-0-7" href="#__codelineno-0-7"></a><span class="w"> </span><span class="s2">&quot;serve&quot;</span><span class="p">,</span>
</span><span id="__span-0-8"><a id="__codelineno-0-8" name="__codelineno-0-8" href="#__codelineno-0-8"></a><span class="w"> </span><span class="s2">&quot;--stdio&quot;</span><span class="p">,</span>
</span><span id="__span-0-9"><a id="__codelineno-0-9" name="__codelineno-0-9" href="#__codelineno-0-9"></a><span class="w"> </span><span class="s2">&quot;--db&quot;</span><span class="p">,</span>
</span><span id="__span-0-10"><a id="__codelineno-0-10" name="__codelineno-0-10" href="#__codelineno-0-10"></a><span class="w"> </span><span class="s2">&quot;/path/to/your/rag.db&quot;</span>
</span><span id="__span-0-11"><a id="__codelineno-0-11" name="__codelineno-0-11" href="#__codelineno-0-11"></a><span class="w"> </span><span class="p">]</span>
</span><span id="__span-0-12"><a id="__codelineno-0-12" name="__codelineno-0-12" href="#__codelineno-0-12"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-0-13"><a id="__codelineno-0-13" name="__codelineno-0-13" href="#__codelineno-0-13"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-0-14"><a id="__codelineno-0-14" name="__codelineno-0-14" href="#__codelineno-0-14"></a><span class="p">}</span>
</span></code></pre></div>
<p>Replace <code>/path/to/your/rag.db</code> with the path where you want to store your RAG database.</p>
<h2 id="available-rag-tools">Available RAG Tools</h2>
<p>Once configured, oterm will have access to powerful RAG capabilities through these MCP tools:</p>
<ul>
<li><strong>Add documents</strong>: Upload text, files, or URLs to your knowledge base</li>
<li><strong>List documents</strong>: View all documents in your RAG database</li>
<li><strong>Delete documents</strong>: Remove documents from your knowledge base</li>
<li><strong>Update documents</strong>: Modify existing documents</li>
<li><strong>Search documents</strong>: Performs hybrid search on your knowledge base</li>
</ul>
<h2 id="usage-examples">Usage Examples</h2>
<h3 id="1-building-a-personal-knowledge-base">1. Building a Personal Knowledge Base</h3>
<p>Start a new chat in oterm and use the RAG tools to build your knowledge base:</p>
<blockquote>
<p><code>Add this document to my knowledge base: "Machine Learning is a subset of artificial intelligence that focuses on algorithms that can learn from data..."</code></p>
</blockquote>
<h3 id="2-adding-files">2. Adding Files</h3>
<p>You can add various file types:</p>
<blockquote>
<p><code>Please add the PDF file at /Users/me/Documents/research_paper.pdf to my RAG database</code></p>
</blockquote>
<h3 id="3-adding-web-content">3. Adding Web Content</h3>
<p>Add content from URLs:</p>
<blockquote>
<p><code>Add the content from https://example.com/article to my knowledge base</code></p>
</blockquote>
<h3 id="4-searching-your-knowledge-base">4. Searching Your Knowledge Base</h3>
<p>Perform semantic searches:</p>
<blockquote>
<p><code>Search my knowledge base for information about "neural networks"</code></p>
</blockquote>
<h3 id="5-question-answering">5. Question Answering</h3>
<p>Ask questions about your documents:</p>
<blockquote>
<p><code>Based on my knowledge base, what are the main differences between supervised and unsupervised learning?</code></p>
</blockquote>
<h2 id="advanced-configuration">Advanced Configuration</h2>
<h3 id="custom-embedding-providers">Custom Embedding Providers</h3>
<p>Configure haiku.rag to use different embedding providers, rerankers, models by setting environment variables.
See <code>haiku.rag</code> <a href="https://ggozad.github.io/haiku.rag/configuration/">documentation</a></p>
<div class="language-json highlight"><pre><span></span><code><span id="__span-1-1"><a id="__codelineno-1-1" name="__codelineno-1-1" href="#__codelineno-1-1"></a><span class="p">{</span>
</span><span id="__span-1-2"><a id="__codelineno-1-2" name="__codelineno-1-2" href="#__codelineno-1-2"></a><span class="w"> </span><span class="nt">&quot;mcpServers&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-1-3"><a id="__codelineno-1-3" name="__codelineno-1-3" href="#__codelineno-1-3"></a><span class="w"> </span><span class="nt">&quot;haiku-rag&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-1-4"><a id="__codelineno-1-4" name="__codelineno-1-4" href="#__codelineno-1-4"></a><span class="w"> </span><span class="nt">&quot;command&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;uvx&quot;</span><span class="p">,</span>
</span><span id="__span-1-5"><a id="__codelineno-1-5" name="__codelineno-1-5" href="#__codelineno-1-5"></a><span class="w"> </span><span class="nt">&quot;args&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">[</span>
</span><span id="__span-1-6"><a id="__codelineno-1-6" name="__codelineno-1-6" href="#__codelineno-1-6"></a><span class="w"> </span><span class="s2">&quot;haiku-rag&quot;</span><span class="p">,</span>
</span><span id="__span-1-7"><a id="__codelineno-1-7" name="__codelineno-1-7" href="#__codelineno-1-7"></a><span class="w"> </span><span class="s2">&quot;serve&quot;</span><span class="p">,</span>
</span><span id="__span-1-8"><a id="__codelineno-1-8" name="__codelineno-1-8" href="#__codelineno-1-8"></a><span class="w"> </span><span class="s2">&quot;--stdio&quot;</span><span class="p">,</span>
</span><span id="__span-1-9"><a id="__codelineno-1-9" name="__codelineno-1-9" href="#__codelineno-1-9"></a><span class="w"> </span><span class="s2">&quot;--db&quot;</span><span class="p">,</span>
</span><span id="__span-1-10"><a id="__codelineno-1-10" name="__codelineno-1-10" href="#__codelineno-1-10"></a><span class="w"> </span><span class="s2">&quot;/path/to/rag.db&quot;</span>
</span><span id="__span-1-11"><a id="__codelineno-1-11" name="__codelineno-1-11" href="#__codelineno-1-11"></a><span class="w"> </span><span class="p">],</span>
</span><span id="__span-1-12"><a id="__codelineno-1-12" name="__codelineno-1-12" href="#__codelineno-1-12"></a><span class="w"> </span><span class="nt">&quot;env&quot;</span><span class="p">:</span><span class="w"> </span><span class="p">{</span>
</span><span id="__span-1-13"><a id="__codelineno-1-13" name="__codelineno-1-13" href="#__codelineno-1-13"></a><span class="w"> </span><span class="nt">&quot;EMBEDDINGS_PROVIDER&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;ollama&quot;</span><span class="p">,</span>
</span><span id="__span-1-14"><a id="__codelineno-1-14" name="__codelineno-1-14" href="#__codelineno-1-14"></a><span class="w"> </span><span class="nt">&quot;EMBEDDINGS_MODEL&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;nomic-embed-text&quot;</span>
</span><span id="__span-1-15"><a id="__codelineno-1-15" name="__codelineno-1-15" href="#__codelineno-1-15"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-1-16"><a id="__codelineno-1-16" name="__codelineno-1-16" href="#__codelineno-1-16"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-1-17"><a id="__codelineno-1-17" name="__codelineno-1-17" href="#__codelineno-1-17"></a><span class="w"> </span><span class="p">}</span>
</span><span id="__span-1-18"><a id="__codelineno-1-18" name="__codelineno-1-18" href="#__codelineno-1-18"></a><span class="p">}</span>
</span></code></pre></div>
<h2 id="further-reading">Further Reading</h2>
<ul>
<li><a href="https://ggozad.github.io/haiku.rag/">haiku.rag Documentation</a></li>
<li><a href="https://github.com/ggozad/haiku.rag">haiku.rag GitHub Repository</a></li>
</ul>
<h2 id="example-use-cases">Example Use Cases</h2>
<h3 id="research-assistant">Research Assistant</h3>
<p>Build a personal research database by adding academic papers, articles, and notes. Ask questions across your entire research collection.</p>
<h3 id="documentation-helper">Documentation Helper</h3>
<p>Index your project's documentation, code comments, and README files. Get instant answers about your codebase.</p>
<h3 id="learning-companion">Learning Companion</h3>
<p>Add course materials, textbooks, and learning resources. Create a personalized tutor that can answer questions about your study materials.</p>
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