FenneX – Free AI Reply Copilot for X/Twitter

Tracking since Apr 5, 2026.

Changelog

• May 30, 2026
  description

  FenneX is your AI-powered copilot for X/Twitter. Stop wasting hours scrolling – let Smart Radar find the conversations that matter, and reply with intelligence and impact.
  
  🔥 Why FenneX?
  • Smart Radar – scans your feed in real time, scores tweets (0‑100), and highlights opportunities with a score >80 (high engagement, active discussions, relevant authors).
  • Two powerful workflows:
     ⚡ Rapid Feed – lightning‑fast calculated replies in seconds. Perfect for daily engagement and scaling your presence.
     🎯 Master Feed – deep analysis with sentiment, intention, and tone control. Choose from 25+ tones (professional, provocative, empathetic, etc.) or let FenneX blend them for a perfectly nuanced reply.
  • One‑Click Post – reply directly on X without copy‑pasting.
  • 100% client‑side – your API keys and data stay in your browser. Zero tracking, zero server upload.
  • 15 free actions per day on every feature. Upgrade to Pro for unlimited access.
  
  🎯 Ideal for:
  - Business professionals & entrepreneurs
  - Content creators & community managers
  - Thought leaders & experts
  - Anyone who wants to engage smarter on X
  
  🚀 Get started in seconds:
  1. Install FenneX
  2. Get a free API key from Groq https://console.groq.com/ (or use OpenAI/Claude)
  3. Navigate to any X thread and click the FenneX icon
  4. Choose your workflow and start engaging
  
  Privacy first. No data collection. No account required.
  
  Download now and transform the way you interact on X.

  FenneX – Free AI Reply Copilot for X/Twitter
  
  FenneX is a free AI Chrome extension for X and Twitter.
  50 free actions per button per day — no credit card, no subscription, ever.
  Stop wasting hours scrolling. Let Smart Radar find the conversations
  that matter, and reply with intelligence and impact.
  
  Smart Radar scores every tweet 0-100 in real time. Generate AI 
  replies in seconds with 25+ tones — powered by Groq, OpenAI, 
  or Claude.
  
  ──────────────────────────────────────
  📊 REAL RESULTS FROM FENNEX USERS
  ──────────────────────────────────────
  
  One user. 5 days. This happened:
  → +624% impressions
  → +867% engagements
  → +7,400% audience growth (2 → 150 followers)
  
  This is what happens when you reply to the right conversations,
  at the right time, with the right words.
  
  *Individual results may vary.
  
  ──────────────────────────────────────
  🔥 WHY FENNEX?
  ──────────────────────────────────────
  
  🎯 SMART RADAR
  Automatically scans your X feed and scores every tweet 0-100
  in real time. Score >80 = high engagement opportunity.
  No more endless scrolling. FenneX tells you exactly
  where to focus.
  
  ⚡ RAPID FEED — Reply in Seconds
  The fastest workflow for daily engagement at scale.
  
  1. Smart Radar detects high-value tweets automatically
  2. Generates a contextual, optimized reply instantly
     → analyzes intent, sentiment, emotion, complexity and themes
  3. One-click post directly to X — zero copy-pasting
  
  🎯 MASTER FEED — Reply with Depth
  
  Step 1 — SUMMARIZE
  Extract the key points of any tweet or thread in seconds.
  Understand complex discussions instantly before engaging.
  
  Step 2 — SENTIMENT
  Analyze the global sentiment of the conversation.
  Know the room before you speak.
  
  Step 3 — GENERATE REPLY
  Choose from 25+ contextual tones:
  
  Professional • Humorous • Provocative • Empathetic • Analytical
  Supportive • Curious • Concise • Sarcastic • Inspirational
  Critical • Questioning • Appreciative • Diplomatic • Enthusiastic
  Skeptical • Educational • Controversial • Witty • Humble
  Bold • Playful • Respectful • Urgent • Strategic
  
  Or activate auto-blend — FenneX combines multiple tones
  automatically based on the tweet's context.
  
  🚀 ONE-CLICK POST
  Reply directly on X without copy-pasting.
  Maximum speed, zero friction.
  
  🔒 100% PRIVATE
  Your API keys, tweets and replies never leave your browser.
  Zero server upload. Zero tracking. Zero data collection.
  No account required.
  
  ──────────────────────────────────────
  🤖 8 AI MODELS — You Choose, You Control
  ──────────────────────────────────────
  
  GROQ (free API key — no credit card required):
  - Llama 4 Scout 17B — recommended, fastest, best multilingual
  - Llama 3.3 70B — powerful, versatile
  - Llama 3.1 8B — ultra-fast, lightweight
  - Qwen 3 32B — best for Asian languages
  - GPT OSS 20B — ultra-fast, 1000 tokens/second
  - GPT OSS 120B — maximum quality
  - DeepSeek R1 — advanced reasoning
  
  OPENAI (paid API key):
  - GPT-4o
  - GPT-4o-mini
  
  Get your free Groq API key in 60 seconds at console.groq.com
  No credit card. No subscription.
  
  ──────────────────────────────────────
  🎯 IDEAL FOR
  ──────────────────────────────────────
  
  - Solopreneurs and indie founders building their X audience
  - Business professionals and entrepreneurs
  - Content creators and community managers
  - Thought leaders and domain experts
  - Growth marketers scaling engagement
  - Users engaging in English, 日本語, العربية, Français,
    한국어, Türkçe, Português, or Bahasa Indonesia
  
  ──────────────────────────────────────
  💰 PRICING — No subscription trap
  ──────────────────────────────────────
  
  FREE — Start immediately
  • 50 actions per button per day
  • Smart Radar (5 scans/day)
  • All 25+ tones
  • All 8 AI models
  • No credit card, no account, no trial expiration
  
  PRO — $19/month or $150/year
  • Everything unlimited
  • Smart Radar continuous
  • Full Master Feed unlimited
  • 24h priority support
  
  LIFETIME — $249 one-time
  • All Pro benefits forever
  • Lifetime updates
  • VIP support
  
  ──────────────────────────────────────
  🚀 GET STARTED IN 60 SECONDS
  ──────────────────────────────────────
  
  1. Install FenneX — free, one click
  2. Get your free Groq key at console.groq.com (60 seconds,
     no credit card ever)
  3. Choose your AI model
  4. Go to X.com — click FenneX, let Smart Radar scan your feed,
     pick your workflow and start engaging
  
  ──────────────────────────────────────
  ❓ FAQ
  ──────────────────────────────────────
  
  Is FenneX really free?
  Yes. 50 free actions per button per day.
  No credit card. Works with a free Groq API key.
  
  Is there a free alternative to paid X tools?
  Yes. FenneX replaces expensive subscriptions like TweetHunter,
  Hypefury, or Typefully ($29-49/month). Use your free Groq API key
  and pay zero monthly markup.
  
  Which AI model should I use?
  Llama 4 Scout 17B via Groq — fast, multilingual, completely free.
  
  Does FenneX work in other languages?
  Yes. Qwen 3 32B and Llama 4 Scout support Japanese, Korean,
  Arabic, Portuguese, Turkish, Indonesian and more.
  
  Does FenneX comply with X terms of service?
  Yes. You review and approve every reply before posting.
  No automation. 100% compliant.
  
  Is my data safe?
  Everything runs in your browser. Zero tracking, zero server upload.
  
  Can I upgrade later?
  Yes. The free plan has no expiration. Upgrade to Pro ($19/month)
  or Lifetime ($249 one-time) whenever you need more.
  
  ──────────────────────────────────────
  FenneX is an all-in-one AI reply tool for X and Twitter.
  Built as your Twitter AI assistant and X engagement tool,
  it works as a free AI Chrome extension for X that combines
  a smart tweet analyzer with an instant tweet reply generator.
  Whether you need an AI copilot for Twitter, an X reply AI,
  or a free Twitter growth tool, FenneX scales your organic
  engagement as your daily twitter copilot, X.com AI tool,
  and AI tweet assistant — the best Chrome extension
  for Twitter in 2026.
  
  fennex.cc

• May 30, 2026
  short_description

  FenneX - AI copilot for X/Twitter – intelligent replies, thread analysis & engagement radar

  Smart Radar scores tweets. Summarize, Sentiment, 25-tone replies (Master Feed) or instant AI reply (Rapid Feed). Free with Groq.

• May 30, 2026
  name

  FenneX- X AI COPILOT

  FenneX – Free AI Reply Copilot for X/Twitter

Permissions & access

Permissions

activeTabstorage

Host access

https://api.groq.com/*, https://api.openai.com/*, https://api.anthropic.com/*, https://x.com/*, https://twitter.com/*

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