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wp.org search vs our merit ranking: “ai chat”

wp.org orders by popularity, so a plugin a host bundled onto millions of sites, or a big-brand one that's slow and mediocre, can sit at the top. Our ranking is built to answer a different question: which of these is actually worth installing. How this works →

For “ai chat”, we agree with wp.org on the top plugin, and our order differs from theirs on 7 of the top 20. 1 plugin is pushed down for signals wp.org ignores: errors, a host-installed base, or removal risk.

wp.org search ranks on

Install count (uncapped), the raw star average, freshness, and support. Popularity dominates, so the biggest install base usually wins regardless of how it got there.

We add

A cap on the install boost, volume-weighted ratings, and signals wp.org can't see: whether the install base is organic or host-pushed, and its risk of being pulled.

Ranked above its merit

AI Agent by SiteGround shows at wp.org #12 but places #22 on merit, a gap of 10 places. Its 1M+ installs carry it up the search order; its 1.7★ average from 98 reviews, plus freshness and upkeep, place it lower on our volume-weighted scale.

How this rank is calculated

Each plugin's merit score multiplies these inputs together: how recently it was updated, how current its "tested up to" WordPress version is, its install base (log scale, capped at 10 million), its support thread resolution rate, and a rating score. The rating score weights the star average by review volume against a sitewide prior, then scales it by the lower bound of the share of 4 and 5 star reviews. A plugin with 3.7 stars from tens of thousands of reviews can still outscore a 4.9 with a few dozen, because the small sample carries less certainty.

A health factor between 0.4 and 1.15 then adjusts that score for what wp.org's search can't see: PHP fatals or failed activations on a test install, PHP and WordPress compatibility, memory and page-speed footprint, suspicious review patterns, closure risk, and a large install base with very few reviews. Clean, adopted plugins earn a small lift.

A keyword ranking starts from wp.org's search order for the term, weighting each position by 1 divided by its place, then applies the merit correction and health factor above. Relevance to the keyword stays in the result, so the order can differ from the all-categories list on /best, which scores plugins with no search term.

Hover a row to see the main reason for its position.

merit plugin wp.org
1 Chatway Live Chat – AI Chatbot, Customer Support, FAQ & Helpdesk Customer Service & Chat Buttons 30K+ · 5.0★ (775) wp.org #1 2 AI Engine – MCP Server & AI Chatbot for WordPress, with Claude, ChatGPT & Gemini 90K+ · 4.9★ (874) wp.org #2 3 WPVibe – MCP Server for WordPress, works with Claude, ChatGPT & other AI MCP agents 100K+ · 5.0★ (200) wp.org #3 4 Tidio – Live Chat & AI Chatbots 70K+ · 4.8★ (395) wp.org #7 ↓1 3 too low 5 Jetpack – AI Agents & MCP, Security, Backup & Analytics 3M+ · 3.7★ (2408) wp.org #5 6 Better Messages – Chat Rooms, Group Chat, Private Messages & AI Chat Bots 10K+ · 4.8★ (142) wp.org #6 ↓2 7 Social Chat – Click To Chat App Button 200K+ · 4.9★ (696) wp.org #8 ↓1 1 too low 8 Floating Chat Widget: Contact Chat Icons, Telegram Chat, Line Messenger, WeChat, Email, SMS, Call Button – Chaty 300K+ · 5.0★ (1244) wp.org #9 ↓1 1 too low 9 WPForms – AI Form Builder for WordPress – Contact Forms, Payment Forms, Survey Form, Quiz & More 5M+ · 4.8★ (14387) wp.org #10 ↓1 1 too low 10 Anti-Spam, Spam FireWall by CleanTalk 200K+ · 4.8★ (3221) wp.org #13 3 too low 11 Easy MCP AI – Connect Claude to WordPress: MCP Server for ChatGPT & AI Agents 30K+ · 4.9★ (16) wp.org #4 ↑1 7 too high 12 Premium Addons for Elementor – AI-Ready Elementor Addons, Widgets & Templates 600K+ · 4.9★ (1680) wp.org #15 ↑4 3 too low 13 Smartsupp – live chat, AI shopping assistant and chatbots 20K+ · 4.7★ (131) wp.org #14 ↑1 1 too low 14 MxChat – AI Chatbot & Content Generation for WordPress 2K+ · 5.0★ (31) wp.org #11 ↑1 3 too high 15 WPZOOM Connect: Social Icons Widget & Block, Share Buttons & Click to Chat 90K+ · 4.9★ (144) wp.org #19 ↓9 4 too low 16 Joinchat – Enhanced “click to chat” 700K+ · 4.7★ (189) wp.org #17 ↓6 1 too low 17 Tawk.To Live Chat 100K+ · 4.6★ (142) wp.org #18 1 too low 18 Wise Chat 4K+ · 4.4★ (105) wp.org #16 ↑1 2 too high 19 Chat Button & Custom ChatGPT-Powered Bot by GetButton.io 20K+ · 4.5★ (175) wp.org #20 ↑1 1 too low 20 AI Puffer – AI Chatbot & MCP Server for Claude and ChatGPT 10K+ · 4.6★ (166) wp.org #21 ↓5 1 too low 21 Buttonizer – Live Chat, AI Chatbot, Call, Chat, Contact Button 50K+ · 5.0★ (23) wp.org #22 ↑1 1 too low 22 AI Agent by SiteGround 1M+ · 1.7★ (98) wp.org #12 ↑2 10 too high 23 AI Marketing Expert — AI Email Marketing, AI Content Generator, SEO Analyzer, AI Workflow Automation, Social Media & Ai Chatbot 2K+ · 5.0★ (1) wp.org #23 ↓3 24 Jotform – AI Chatbot 5K+ · 5.0★ (1) wp.org #24 ↓2

Merit ranking caps the install boost at 10M (wp.org leaves it uncapped), replaces the raw star average with a volume-weighted Bayesian score and a Wilson lower bound, and keeps wp.org's own freshness and compatibility decays. Method from the plugin-directory source; see Meta Trac #8298. Positions are tracked daily from the first visit to a keyword, so the small arrows show movement since tracking began.