Samuel Silva

AI Search for WooCommerce makes your store’s search actually work. When a shopper types “summer blue dress” they find your “light cotton navy sundress”. When they search “headphones for running” they find your sweat-resistant wireless earbuds — even if the word “running” isn’t anywhere in the product description.
Default WooCommerce search matches keywords. AI Search matches meaning. It reads your entire product catalog — titles, descriptions, SKUs, categories, tags, and attributes — and converts each product into a vector that captures what it actually is. When a shopper searches, the plugin finds the closest matches by meaning, not by exact word overlap.
The result: fewer empty search pages, more products surfaced for long-tail queries, and shoppers who find what they wanted on the first try.
Also works with blog posts, pages, and any custom post type — so you can use the same intelligent search across your whole site.
<h3>Key Features</h3>
<ul>
<li>WooCommerce Product Search: Full product catalog indexing — titles, short and long descriptions, SKUs, categories, tags, and product attributes (size, color, material, etc.). Pre-configured defaults so you can go live in minutes.</li>
<li>Understands Shoppers, Not Just Keywords: Semantic search means “cozy winter sweater” matches your “merino wool pullover”. Long-tail and descriptive queries stop returning empty pages.</li>
<li>Cross-Lingual & Multilingual: Works with 100+ languages — Portuguese, Spanish, French, German, Greek, Arabic, Chinese, Japanese, and more. International stores get consistent search quality across every language, and an English query can still match content in other languages.</li>
<li>SKU & Attribute Matching: Customers can search by SKU fragments, attribute values, or technical specs and still find the right product.</li>
<li>Smart Fallback System: 4-tier fallback ensures shoppers never hit a zero-result page — if AI search finds nothing, standard WordPress search takes over automatically.</li>
<li>No OpenAI Account Required: Uses our free embedding service (up to 10,000 embeddings per site). Works out of the box for most stores.</li>
<li>Bring Your Own API Key: Optionally use your own OpenAI API key for unlimited indexing.</li>
<li>Bulk Embedding Generation: Index your entire existing catalog in one click, filtered by post type or category.</li>
<li>Quota Management: Real-time monitoring of AI service usage and limits (v1.14.0+).</li>
<li>Works Beyond Products Too: Same intelligent search for blog posts, pages, and any public custom post type.</li>
<li>ACF Compatible: Index Advanced Custom Fields data for deeper product metadata search.</li>
<li>Tunable Similarity Threshold: Fine-tune how strict or broad search results are, per store.</li>
<li>Intelligent Caching: Fast results with automatic local caching.</li>
</ul>
<h3>Perfect For</h3>
<ul>
<li>WooCommerce stores with large or varied product catalogs</li>
<li>Fashion & apparel stores where shoppers describe products in their own words (“something flowy for summer”)</li>
<li>Electronics & home goods stores with complex technical specs and model numbers</li>
<li>Books, media, and marketplaces with thousands of titles</li>
<li>International stores selling in multiple languages</li>
<li>Membership sites, knowledge bases, and directories — any content-heavy WordPress site</li>
</ul>
<h3>How It Works</h3>
<ol>
<li>Each product in your WooCommerce catalog is converted into a numeric “meaning fingerprint” (called an embedding) that captures its title, description, SKU, categories, tags, and attributes.</li>
<li>When a shopper types a search query, their query gets its own fingerprint in the same way.</li>
<li>The plugin compares the query’s fingerprint against every product’s fingerprint and returns the closest matches by meaning — not just by word overlap.</li>
<li>Results are ranked by relevance, so the products shoppers actually want appear first.</li>
<li>If no semantic matches pass the threshold, a 4-tier fallback kicks in so shoppers never hit an empty results page.</li>
</ol>
Embeddings are generated automatically when you publish or update products — no manual work after setup.
<h3>Learn More</h3>
Visit our website for documentation, demos, and examples: 
https://wp-search.ai/
Browse technical documentation, see live demos of the plugin in action, and learn best practices for AI-powered search.
<h3>Usage</h3>
<ul>
<li>Your existing WooCommerce search form (and the default WordPress search) are automatically upgraded — no theme or template changes required.</li>
<li>Manage settings, switch providers, and monitor quota via the AI Search menu in your WordPress admin.</li>
</ul>
<h3>External Service</h3>
This plugin connects with:
<ul>
<li>OpenAI Embeddings API: https://platform.openai.com/docs/guides/embeddings</li>
<li>Custom Node.js Embedding Service</li>
</ul>
Please read more here: 
https://platform.openai.com/docs/guides/embeddings

AI Search for WooCommerce – Intelligent Product Search


Love the idea and the implementation. I'll be using this more and more on all of our Woo sites.


Works like a charm

AI-powered semantic search built for WooCommerce stores. Understands what shoppers actually want — even when they use different words than your produc …

Khurram Shehzad

khurram.shehzad

Softlinkster Semantic Search is a powerful self-hosted search plugin for WordPress. Unlike cloud-based alternatives, all processing happens on your server — no external API calls, and no data leaving your site.
<h4>Core Features</h4>
<ul>
<li>BM25 Ranking — Industry-standard text relevance scoring with TF-IDF weighting.</li>
<li>Live AJAX Search — Instant search dropdown with thumbnails, prices, keyboard navigation, and accessibility.</li>
<li>Faceted Filtering — Filter results by category, tag, post type, price range, stock status, and product attributes.</li>
<li>WooCommerce Integration — Search products by SKU, attributes, variations; display prices and ratings in results.</li>
<li>Multilingual Support — 10 language processors (English, Spanish, French, German, Arabic, CJK, and more).</li>
<li>Search Analytics — Top queries, zero-result queries, CTR, click tracking, and CSV export.</li>
<li>Did You Mean — Automatic spell correction with clickable suggestions.</li>
<li>Zero-Result Fallback — Show popular content, recent posts, and trending queries when no results match.</li>
<li>Rich Result Cards — Thumbnails, excerpts, prices, star ratings, and post type badges.</li>
<li>Privacy-First — GDPR-compliant with anonymized session tracking, data export, and erasure.</li>
<li>WP-CLI Commands — Index, reindex, compute IDF stats, export analytics, and diagnose.</li>
<li>Theme-Aware Search UI — Search results, zero-result screens, and live search styling adapt to the active theme for readable output.</li>
<li>Classic Widget Support — Add the search form to widget areas in traditional WordPress themes.</li>
</ul>
<h4>Search Modes</h4>
<ol>
<li>BM25 — Pure text relevance scoring for blazing fast, highly accurate local searches.</li>
</ol>

Softlinkster Semantic Search

Self-hosted WordPress search with relevant results, live AJAX search, WooCommerce support, multilingual indexing, and privacy-safe analytics.

AI Search for WooCommerce – Intelligent Product Search vs Softlinkster Semantic Search