AI Engine
by Meow Apps
Most-featured AI plugin for WordPress. Chatbots, content generation, image generation, MCP server endpoints, multi-provider.
- Lighthouse
- 94 / 100 Tested May 30, 2026
- Accessibility
- WCAG AA
- Open CVEs
- 0
- Last release
- May 30, 2026 v3.0.4
- WP.org rating
- 4.9
AI Engine is the most-featured AI plugin in the WordPress repository. Free version supports OpenAI, Anthropic, Google Gemini, and local models for content generation, chatbots, image generation, and admin-side AI tools. Pro adds the Forms add-on, advanced chatbot UI, and the MCP server endpoint that lets external agentic systems read and act on your WordPress install. Run solo by Jordy Meow since 2022.
Pros
- Multi-provider out of the box (OpenAI, Anthropic, Google, local)
- Active development with shipped features every two to three weeks
- MCP server endpoint puts WordPress in the agentic workflow loop
- Free version is genuinely usable, not crippleware
Cons
- Requires bringing your own API keys
- UI density is high; first-time setup can feel overwhelming
- Chatbot frontend defaults are aesthetic, not always content-clean
Pick AI Engine when you want the deepest AI feature set on WordPress, you have your own LLM provider keys, and you want a single plugin that covers content generation, chatbot, image generation, and the emerging MCP-for-WP path. The default safe choice for WordPress developers who want one AI plugin to rule them all.
Avoid if you want a turnkey, no-API-key-required content generation tool (look at WP-managed AI like Hostinger AI or hosted services like Bertha AI instead).
Frequently asked questions
- What is AI Engine?
- AI Engine is the most-featured AI plugin in the WordPress repository, by feature surface area. It covers content generation, chatbots, image generation, an MCP server endpoint, and admin-side AI tools. Multi-provider out of the box: OpenAI, Anthropic, Google Gemini, and local models.
- Do I need an OpenAI API key to use AI Engine?
- Yes, you bring your own LLM provider API keys. AI Engine does not bundle inference credits. The benefit is that you pay direct provider rates and have full control over which models run, but it's a deal-breaker if you want a turnkey no-setup tool.
- What's the MCP server feature in AI Engine?
- AI Engine Pro ships an authenticated Model Context Protocol endpoint that lets external agentic systems (Claude Desktop, Cursor, custom agents) read and act on your WordPress install. Covers post management, media library, user metadata, and a handful of WP-CLI bridges. The most-mature MCP-for-WP implementation in publication as of mid-2026.
- Should I pick AI Engine or Bertha AI?
- Pick AI Engine for the deeper feature surface, MCP support, and multi-provider flexibility. Pick Bertha AI if you want a simpler, more focused content generation experience without bring-your-own-API-key. Bertha's momentum has slowed since 2024; AI Engine is the editorial team's call for 2026.
Recent releases
- v3.0.4 May 30, 2026
MCP endpoint authentication hardening, image generation cost tracking
- v3.0.3 May 10, 2026
Anthropic Claude 4 support, prompt template UI improvements
- v3.0.2 April 18, 2026
Patch release for chatbot streaming on Safari
- v3.0.1 April 4, 2026
Multi-model conversation routing fixes
- v3.0.0 March 15, 2026
Major release: MCP server endpoint goes GA, new chatbot UI
- v2.9.7 February 22, 2026
OpenAI gpt-5 model support
- v2.9.6 February 4, 2026
Maintenance release
- v2.9.5 January 18, 2026
Image generation provider switching
| Product | Category | Price | Lighthouse |
|---|---|---|---|
| | AI | Free, Pro from $79 | 94 |
| | AI | Free, Pro from $96 | 92 |
| | AI | From $39 | 95 |
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Bertha AI
Early entrant in WordPress AI content generation. Substantial 2021-2023 user base, momentum slower since 2024.
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All-In-One Security (AIOS)
The most-installed free WordPress firewall and hardening plugin. Genuinely capable free tier from the UpdraftPlus team.
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All-in-One WP Migration
One-click full-site export and import in the browser. The simplest way to move a WordPress site — installed on 5M+.
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BackWPup
Scheduled WordPress backups to cloud storage — Dropbox, S3, FTP — with cloud destinations in the free tier.
Performance testing
Tested on Kinsta Starter (Google Cloud C3D, Iowa). Configuration: AI Engine default settings, Astra theme baseline, chatbot disabled on frontend, mobile, 4G simulated, cold cache. 5 runs, median reported. Raw Lighthouse JSON downloadable on request.
Vulnerability tracking
Open and recently closed CVE counts pulled from Patchstack and Wordfence Intelligence on every build. Last disclosure date reflects the most recent public CVE for this plugin, not necessarily the most recent vendor patch.