Tool Category Taxonomy
Last updated: 2026-05-18
AI Tool Category Taxonomy
How HokAI organizes the AI tool landscape. The taxonomy is structured across three dimensions: architecture type, use case, and deployment model. Each category has a definition and a few representative examples.
By Architecture Type
Foundation Models — Core LLMs and multi-modal models. The underlying intelligence that most tools are built on. Examples: ChatGPT, Claude, Gemini.
AI Agents — Tools that take autonomous actions. They use APIs, browse the web, execute code, and complete multi-step tasks. Examples: Cursor in agent mode, Claude Code, workflow agents.
Workflow Platforms — Connect AI to other software. Triggers, actions, and data flows. Examples: Zapier, Make, n8n.
Developer Tools — AI for writing and reviewing code. IDEs, copilots, and terminals. Examples: Cursor, GitHub Copilot, Replit.
Vertical SaaS — Industry-specific AI built into sector software. CRM, HR, legal, healthcare. Examples: Salesforce Einstein, Workday, legal AI platforms.
By Use Case
Writing — Drafting, editing, copywriting, content generation. Examples: Jasper, Copy.ai, Notion AI.
Image Generation — Creating images from text prompts. Examples: Midjourney, DALL-E, Flux.
Video — Generating or editing video with AI. Examples: Runway, Pika, Descript.
Audio — Voice synthesis, music generation, transcription. Examples: ElevenLabs, Suno, Otter.
Code — Coding assistance and generation. Examples: Cursor, GitHub Copilot, Codeium.
Data Analytics — Analysis, visualization, and reporting. Examples: Tableau AI, Power BI, various AI analytics tools.
Customer Support — Chatbots, triage, and knowledge base tools. Examples: Intercom Fin, Zendesk AI, Freshdesk.
Marketing — Content creation, SEO, ads, email. Examples: Jasper, Surfer, HubSpot AI.
Sales — Prospecting, outreach, and CRM intelligence. Examples: Outreach, Gong, Salesforce Einstein.
HR and Recruiting — Screening, scheduling, and candidate sourcing. Examples: Greenhouse, Lever, Gem.
Legal — Contract review and legal research. Examples: Kira, Luminance, Casetext.
Finance — Analysis, forecasting, and document extraction. Examples: Google Document AI, financial AI platforms.
Education — Learning, tutoring, and assessment. Examples: Khanmigo, Duolingo Max.
Research — Literature review and synthesis. Examples: Elicit, Perplexity, Semantic Scholar.
Productivity — Task management, notes, and scheduling. Examples: Notion AI, Todoist, Motion.
Design — Layout, assets, and prototyping. Examples: Figma AI, Canva, Uizard.
By Deployment
Cloud / SaaS — Hosted by the vendor, accessed via browser or API. The default for most AI tools. Examples: ChatGPT, Claude, most tools.
Self-Hosted — Run on your own infrastructure. Data stays local. Examples: Llama, Mistral, n8n (self-hosted).
API-Only — No interface. Integrate programmatically via API. Examples: OpenAI API, Anthropic API, embedding APIs.
Desktop — Installed locally on your machine. Examples: Cursor, Claude desktop app.
Mobile — Native apps for phones and tablets. Examples: ChatGPT mobile, various consumer AI apps.
Browser Extension — Works inside the browser, enhancing existing sites and tools. Examples: Grammarly, various AI writing assistants.