List of All Major LLMs based on Categories

Here’s a comprehensive, categorized list of major AI tools across multiple subject domains including text, video, music/song generation, research (NotebookLM), Custom GPTs, storybook tools, coding, and more — with links where available:

🧠 General Large Language Models (Multi-purpose)

1. ChatGPT (OpenAI) – Versatile text generation, Q&A, writing, planning
   https://openai.com/chatgpt
2. Google Gemini – Google’s advanced AI assistant & multimodal LLM
   https://ai.google/gemini/
3. Claude (Anthropic) – Focused on safe, long-form reasoning and dialogue
   https://www.anthropic.com/claude
4. Perplexity AI – Research-optimized conversational search & synthesis
   https://www.perplexity.ai
5. Groq 3 – Rapid LLM for productivity workflows (via Groq AI hardware)
   https://www.groq.com/

📊 Research & Knowledge Assistants

1. Google NotebookLM – AI research notebook; summaries, Q&A, video overviews from your notes
   https://ai.google/notebooklm
2. Notion AI – Smart note-taking & workspace AI assistant
   https://www.notion.so/product/ai
3. ChatPDF – Ask questions of any PDF and get concise answers
   https://www.chatpdf.com
4. SlideSpeak – AI dialogue with slide decks & presentations
   https://slidespeak.ai

✍️ Custom AI Assistants / GPTs

1. CustomGPT – Create your own specialized GPT (fine-tuned prompts & data)
   https://chat.openai.com/custom
2. Lindy.ai – Build personalized task-specific GPT agents
   https://www.lindy.ai/
3. AI Agents / Autonomous AI – e.g., Manus for autonomous task orchestration
   https://manus.ai/

🎥 AI Video & Animation Tools

🟩 Text-to-Video / Generative Video Models

1. OpenAI Sora (incl. Sora 2) – Advanced text-to-video model for cinematic video
   (used within tools like HeyGen)
2. Veo (Google DeepMind) – Text-to-video with synchronized audio
   https://deepmind.google/models/veo/
3. LTX Studio – Professional AI video creation & editing platform
   https://ltx.studio/

🟦 AI Avatar / Video Builders

1. HeyGen – Text to video with avatars & speech
   https://www.heygen.com/
2. Synthesia – Realistic AI avatar video creation
   https://www.synthesia.io/
3. Runway (Gen-4 / Gen-4.5) – AI video generation & editing suite
   https://runwayml.com/
4. Pika Labs – Cinematic AI video generation
   https://www.pikalabs.com/
5. Google Vids – AI-assisted collaborative video editing
   https://vids.google.com/

🎵 AI Music & Song Generation

1. Suno AI – Text-prompted music generation with vocals and instruments
   https://suno.com/
2. Lyria 3 (via Gemini app) – AI music maker that composes short tracks with lyrics
   Built into Google Gemini’s AI music feature
3. Boomy – Fast AI music creation & release platform
   https://www.boomy.com/
4. Amper Music – AI soundtrack generation for media
   https://www.ampermusic.com/
5. Endel – Personalized AI soundscapes and music environments
   https://endel.io/
6. AIVA (Artificial Intelligence Virtual Artist) – Composer AI for orchestral and cinematic music
   https://www.aiva.ai/
7. Udio – Customizable AI music creation platform
   https://udio.ai/

🧠 Text & Content Creation Tools

1. Jasper AI – AI for marketing, sales copy, and content writing
   https://www.jasper.ai/
2. Writesonic – AI writing assistant for blogs, ads, and stories
   https://writesonic.com/
3. QuillBot – Paraphrasing & editing AI tool
   https://quillbot.com/

🎨 Image & Graphics AI

1. Midjourney – Premium AI image generation service
   https://www.midjourney.com/
2. Stable Diffusion – Open-source text-to-image model
   https://stability.ai/stablediffusion/
3. Leonardo AI – Creative image generation & asset tools
   https://leonardo.ai/
4. Canva AI Suite – Integrated AI tools for design and visuals
   https://www.canva.com/ai/

💻 Coding & Development AI

1. GitHub Copilot – AI pair programmer
   https://github.com/features/copilot
2. Replit Ghostwriter – AI coding assistant
   https://replit.com/ghostwriter
3. GPT-4.1 Code (OpenAI) – Coding-optimized LLM
   https://openai.com/
4. Kimi-Dev / Flux – Open-source coding & model tools
   (various open models via Hugging Face)

🧪 Voice, Speech & Audio AI

1. ElevenLabs – Natural speech generation & cloning
   https://beta.elevenlabs.io/
2. 15.ai – Real-time character voice generation
   https://15.dev/
3. Murf.ai – Voiceover & narration AI
   https://murf.ai/

📚 Story & Narrative AI Tools

1. NovelAI – AI storytelling & creative writing generator
   https://novelai.net/
2. AI Dungeon – Interactive story generation
   https://play.aidungeon.io/
3. Sudowrite – Creative writing assistant for novels & scripts
   https://www.sudowrite.com/
4. Tome AI – Narrative presentation & storyboarding tool
   https://beta.tome.app/

🛠 Productivity & Workflow AI

1. Notion AI – Intelligent workspace assistant
   https://www.notion.so/product/ai
2. Gamma – AI presentation and slide creation
   https://gamma.app/
3. Perplexity AI Pro – Advanced research & sourcing workflows
   https://www.perplexity.ai
4. Make / Zapier – Automation with AI workflows
   https://www.make.com/ https://zapier.com/