aGo AI Chatbot, AI Chat Widget with Knowledge Base vs Promptor

aGo AI Chatbot is a free AI chat widget for WordPress. Add a floating chatbot to any site in minutes. Upload your own knowledge files (PDF, TXT, CSV, Markdown, JSON) and the AI answers visitor questions using that content, in their language, around the clock. This plugin is free and fully functional. No chat caps, no file limits, no signup, no upsell modals. You use your own Google Gemini API key (Google offers a generous free tier). The plugin never contacts any aGo server. Why aGo AI Chatbot? Your content, your answers. The bot grounds its responses on the documents you upload. No hallucinations from random training data. Free, not freemium. The plugin is 100% functional out of the box. There is no usage cap to pressure you into a paid version. Privacy-first. Visitor messages go to Google under your API key. The plugin does not store conversations, does not phone home, does not track anyone. Lightweight. ~30 KB widget JS. No CDN dependencies. Works on any theme. Multilingual. The AI replies in the language the visitor writes. Admin UI in English, Spanish, Portuguese (Brazilian). Core features AI chat widget in any page (configurable position: left/right, vertical offset to avoid clashing with floating buttons). Knowledge base from your own files, PDF, TXT, CSV, Markdown, JSON. Unlimited uploads. Configurable bot identity, name, welcome message, tone (friendly / professional / casual / formal), response style, avatar. System prompt for fine-grained instructions (industry, audience, rules). Google Gemini File Search Store under the hood, documents are indexed once, only the relevant fragments are sent to the model, keeping your API cost low. Anti-abuse rate limit per IP (default 60 messages/minute, configurable) to protect your Gemini quota from automated flooding. Works with every page builder: Elementor, Divi, Bricks, Gutenberg, classic, the widget is rendered via wp_footer regardless of the theme. Use cases Customer support assistant trained on your help articles. Product Q&A bot trained on your product datasheets. Documentation assistant that searches your manuals. Knowledge worker assistant that knows your company’s internal handbook. Real estate assistant that knows your listings. Restaurant assistant that knows your menu and hours. Requirements A free Google Gemini API key from Google AI Studio (https://aistudio.google.com/app/apikey). You manage and pay (or use the free tier) directly with Google. Powered by This plugin uses the Google Gemini API (“Gemini” is a trademark of Google LLC). aGo Lab is not affiliated with Google. Pro companion (optional, not on WordPress.org) A separate paid companion plugin (distributed only from store.ago.cl) adds features that this free plugin does NOT include: conversation history, lead capture forms, multi-provider failover (OpenAI/Anthropic/Groq/Cohere), analytics dashboard, voice input/output, handoff to human (Email/Slack/Telegram), WooCommerce product knowledge, white-label. The free plugin works fully on its own; the Pro is purely additive. External services This plugin relies on Google Gemini, an external service operated by Google. It is used to: Generate chat responses from your knowledge files and visitor messages. Upload, store and index your knowledge files in a Gemini “File Search Store” so the model can answer with your content. List the Gemini models available to your API key. What is sent: every visitor message and conversation history (while the chat is open), your knowledge files, your Gemini API key in the request headers. No data is sent without an explicit administrator action (uploading a file, configuring the API key) or a visitor interacting with the chat widget you have enabled. Service endpoint base: https://generativelanguage.googleapis.com/ This service is provided by Google. By using this plugin you accept Google’s terms and privacy policy: Google Gemini API terms: https://ai.google.dev/gemini-api/terms Google privacy policy: https://policies.google.com/privacy The plugin does not contact any other remote service. No data is sent to aGo Lab.

Try AI on your website in under 60 seconds — no API key required. See real answers from your own content. No setup, no configuration, no credit card. Promptor turns your WordPress site into an AI-powered sales assistant that answers questions, recommends services, and captures leads — all based on your actual content. Unlike generic chatbots, Promptor reads your pages and posts. It knows what you offer, speaks in your context, and helps visitors take the next step. New in 2.0: a completely redesigned admin, a beautiful new chat widget, and dark mode for both. Choose Light, Dark, or Auto and everything follows — the panel you work in and the chat your visitors see. Live Demo See Promptor in action: https://promptorai.com/demo Experience how the AI answers real questions, recommends services, and captures leads. See it working instantly Activate the plugin and start the free trial (no API key needed) Select up to 3 pages to train the AI on Ask a question and see a real answer from your own content That’s it. No sign-ups. No configuration. No credit card. What’s New in 2.0 A brand-new chat widget — Softer message bubbles, a refreshed header and polished recommendation cards, in the brand colors you already chose Dark mode, everywhere — Light, Dark, or Auto for both your admin panel and the chat your visitors see A redesigned admin — One consistent panel with clear navigation, so every screen feels like part of the same product Knowledge bases as cards — Browse them in a visual grid and manage, sync or copy a shortcode from one place Save & Sync in one click — A guided flow that sets up a knowledge base for you, without hunting through menus Answers in plain language — See what a visitor asked, what Promptor answered, and every service, product, article and FAQ it recommended, each one a link Everything you already set up — your colors, knowledge bases, leads and settings — carries over exactly as it was. What Promptor does for your business Answers visitor questions 24/7 — based on your actual pages, posts, and services Captures leads inside the chat — visitors share their details naturally during conversation Turns visitors into leads — guide users toward booking, inquiry, or purchase Responds in the visitor’s language — the AI automatically matches the language of the question Who is Promptor for? Service businesses that lose leads to slow response times Founders who need to qualify leads outside business hours Local businesses that want to answer common questions automatically Agencies adding AI-powered engagement to client websites WooCommerce stores recommending products through conversation (Pro) Free Features No API Key Trial — Start instantly with 25 free AI queries, no OpenAI account needed Mini Knowledge Base — Train AI on up to 3 pages during trial or with your own API key Suggested Questions — Onboarding generates sample questions so you see results immediately Real Content Answers — AI responds based on your actual pages, not generic training Save & Sync — Pick your pages and Promptor builds the knowledge base for you in one click Lead Capture — Collect visitor contact information directly inside the chat Lead Inbox — View recent inquiries in the WordPress admin Plain-Language Answer Details — See exactly what was asked, answered and recommended, with links AI Cost Guardrails — Set daily and monthly spending limits with automatic model fallback Shortcode Widget — Place [promptor_search] anywhere on your site Quick Start Wizard — Step-by-step onboarding gets you running in minutes Streaming Answers — Replies type out live, word by word Answers in Any Language — The AI replies in the language your visitor writes in Dark Mode — Light, Dark, or Auto for both the admin panel and the chat widget Brand Customization — Adjust colors, heading, subtitle and placeholder text to match your site How It Works Step 1: Start the trial or connect your API key Activate the plugin and choose: try instantly with 25 free queries, or enter your OpenAI API key for unlimited use. Step 2: Select pages to train on Pick the pages that describe your business. The AI reads them and uses the content to answer visitor questions accurately. Step 3: Add the widget to your site Place the [promptor_search] shortcode on any page. Visitors start asking questions and the AI responds based on your content. Upgrade to Pro The free version is fully functional. Pro removes limits and adds tools for scaling: Unlimited Knowledge Base — Train AI on all your pages, posts, products, and PDFs Website Crawler — Automatically index your entire site Popup Widget — Floating chat button on every page WooCommerce Integration — Product recommendations, add-to-cart, inventory awareness Analytics Dashboard — Track queries, leads, conversion rates, and revenue AI Lead Scoring — Automatically classify leads as Hot, Warm, or Cold Email and Slack Alerts — Get notified when new leads arrive Webhooks — Connect to Zapier, Make, or custom automation White Label — Remove “Powered by Promptor” branding Learn more about Pro Privacy and Data Handling OpenAI API: When using your own API key, user queries and selected content are sent to OpenAI to generate responses. During the free trial, queries are routed through a Promptor-managed proxy that uses OpenAI on your behalf. Review OpenAI’s Terms of Use and Privacy Policy. Telemetry (Optional): The free version includes optional anonymous telemetry to help improve the plugin. It is disabled by default and requires explicit opt-in. When enabled, only aggregate statistics are collected (setup progress, KB counts, query totals). No personally identifiable information is ever collected. See our Privacy Policy. External Services This plugin connects to external services to provide its functionality. 1. OpenAI API Purpose: Generate AI chat responses and semantic embeddings Data Sent: User queries, selected page content, API key (when using your own key) When: Every chat interaction and knowledge base sync Terms: OpenAI Terms of Use Privacy: OpenAI Privacy Policy 2. Promptor Trial Service (Free Trial Only) Purpose: Provide AI responses during the free trial without requiring an API key Data Sent: User queries and selected page content (routed through a managed proxy) When: During trial chat interactions only Privacy: Promptor Privacy Policy 3. Promptor Telemetry API (Optional, Disabled by Default) Purpose: Collect anonymous usage statistics to improve the free version Data Sent: Setup status, KB counts, query/lead totals (numbers only), plugin/WP/PHP versions, anonymous UUID Data NOT Sent: Site URLs, IP addresses, emails, content, queries, or any PII When: Twice daily via WP-Cron, only when explicitly enabled Control: Enable/disable anytime in Settings > Telemetry Privacy: Promptor Privacy Policy