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📖 The AI Tool Bible

AI personal assistant

Editorial picks for "best ai personal assistant".

41 tools

All Agents
Hermes Agent preview image
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Hermes Agent

Agents · Multi-model (300+ via Nous Portal)
8.2

Open-source multi-channel AI agent with persistent memory, scheduling, and subagent delegation from Nous Research.

Freemium· MIT-licensed self-host free; managed Portal tiers Free/Plus/Super/Ultra with creditspersonal-assistanttask-automation
Scite preview image
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Scite

RAG · Multi-model
8.2

AI research assistant that grades citations as supporting, contrasting, or mentioning across 1.6B citation statements.

Freemium· Basic: $20 · Pro: $50 · Team: $50 · Enterprise: Contact usliterature-reviewcitation-analysis
Vellum preview image
Vellum logo

Vellum

Agents · Multi-model (Claude-class LLMs)
8.2

Personal AI assistant with persistent memory across email, calendar, and chat channels.

Freemium· Mighty: $30 · Super: $100 · Ultra: $200personal assistantemail triage
Apple Intelligence preview image
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Apple Intelligence

Writing · Apple Foundation Models + Private Cloud Compute; optional ChatGPT
8.1

Apple's on-device AI layer baked into iOS, iPadOS, macOS, and visionOS with a rebuilt Siri, writing tools, and image generation.

Free· Free with supported Apple hardware; no subscriptionwriting-assistancesummarization
NotebookLM preview image
NotebookLM logo

NotebookLM

RAG · Gemini 2.5
8.1

Google's source-grounded research notebook that turns your documents into chats, briefs, and AI-hosted podcasts.

Freemium· Free tier; Plus via Google One AI Premium ($19.99/mo) or Workspace add-ondocument Q&Aresearch synthesis
Khoj preview image
Khoj logo

Khoj

Agents · Multi-model
7.9

Open-source personal AI that builds agents, searches your documents, and automates research across local files and the web.

Freemium· Free self-hosted; paid cloud tier on app.khoj.devpersonal-knowledge-baseagent-building
Grok preview image
Grok logo

Grok

Writing · Grok (xAI)
7.2

xAI's conversational assistant with real-time X integration and a distinctly less-filtered personality.

Freemium· Free tier on X; X Premium from ~$8/mo; SuperGrok and API pay-as-you-goconversational-aireal-time-search
Hermes One preview image
Hermes One logo

Hermes One

Agents · Multi-model (BYO via OpenRouter/OpenAI/Anthropic/Gemini/xAI/Ollama)
7.2

Open-source desktop AI agent with a self-improving learning loop and multi-platform messaging connectors.

Free· Free, MIT-licensed; you pay your own model inference costsautonomous-agentschat-ops
LobsterAI preview image
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LobsterAI

Agents · Multi-model
7.2

Youdao's 24/7 personal agent that runs locally, plugs into multiple LLMs, and automates office workflows via dialogue and skills.

Paid· Not publicly listed; contact Youdaodesktop-agentoffice-automation
OpenClaw preview image
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OpenClaw

Agents · Bring-your-own (Claude, GPT, others)
7.1

Open-source local AI agent that controls your computer and talks back through your messaging apps.

Free· Open source; you pay for the underlying LLM API usagepersonal-assistantshell-automation
Compose AI preview image
Compose AI logo

Compose AI

Writing
7.0

Chrome extension that adds Gmail-style AI autocomplete to virtually any text field in the browser.

Freemium· Premium: $9.99/mo · Ultimate: $29.99/moemail-autocompleteai-writing-assistant
GPT for Gmail preview image
GPT for Gmail logo

GPT for Gmail

Writing · Multi-model (GPT-4o, Claude, Gemini, Mistral, Perplexity)
7.0

Multi-model AI sidebar that drafts, translates, and summarizes inside Gmail.

Freemium· Starter: €3.40 EUR · Standard: €6.80 EUR · Plus: €10.55 EUR · Enterprise: Contact salesemail-draftingemail-summarization
HyperWrite preview image
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HyperWrite

Writing · Multi-model (undisclosed)
7.0

Browser-based AI writing assistant with autocomplete, persona-matching, and integrated research citations.

Freemium· Premium: $19.99/mo · Ultra: $44.99/mo · Premium: $16/month · Ultra: $29/monthautocompleteemail-drafting
Postwise preview image
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Postwise

Writing
7.0

AI ghostwriter and scheduler for Twitter/X, LinkedIn, and Threads built around viral-post patterns.

Paid· Basic: $37 · Boss: $59 · Unlimited: $97social-media-poststwitter-threads
BrainSoup preview image
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BrainSoup

Agents · Multi-model (ChatGPT, Mistral, local LLMs)
6.9

Windows desktop app for building teams of specialized AI agents that collaborate through chat.

Freemium· From $5/month, no commitmentmulti-agent workflowsdesktop AI assistant
Elephas preview image
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Elephas

Writing · Multi-model (GPT-5, Claude, Gemini, BYO API)
6.9

Privacy-first Mac AI writing assistant that redacts PII before any cloud call and indexes your files locally.

Freemium· Standard: $19 · Professional: $39 · Pro+: $49private document chatai writing assistant
Jetwriter AI preview image
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Jetwriter AI

Writing · Multi-model (GPT-5, Claude Opus/Sonnet, Gemini Pro)
6.9

Multi-model AI writing assistant that lives inside Gmail, LinkedIn, WhatsApp Web, and any other tab.

Freemium· Elite: $18 · Ultra: $39email-draftingreply-generation
MemOS preview image
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MemOS

Agents · Multi-model
6.9

Memory operating system that gives LLM agents long-term, structured recall across sessions and models.

Freemium· 免费版: ¥0 元 · 入门版: ¥0 元原价 150元/月 · 专业版: ¥0 元原价 2000元/月 · 企业版: 灵活定价agent-memorylong-term-context
Microsoft Copilot preview image
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Microsoft Copilot

Writing · GPT-4-class (OpenAI) + DALL-E
6.9

Microsoft's consumer AI assistant, formerly Bing Chat, now powered by GPT-4-class models with web grounding and image generation.

Freemium· Basic: $20 · Pro: $50 · Enterprise: Contact salesconversational-searchwriting-assistance
MineContext preview image
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MineContext

Agents · Doubao-Seed-1.6-flash (default); OpenAI-compatible
6.9

Open-source desktop agent that watches your screen and proactively surfaces summaries, todos, and notes.

Free· Free and open-source (Apache 2.0); bring your own model API keysscreen-context-capturedaily-summaries
Mutiny preview image
Mutiny logo

Mutiny

Agents · Multi-model (Claude integration referenced)
6.9

AI GTM assistant that drafts personalized decks, landing pages, and deal rooms for sales and marketing teams.

Enterprise· Contact sales (no public pricing)sales enablementaccount research
Yomu AI preview image
Yomu AI logo

Yomu AI

Writing · Multi-model (GPT-4o/5, Claude Sonnet/Opus, Gemini Flash)
6.9

AI writing assistant built specifically for students and academic researchers.

Freemium· Free tools; Pro $11/mo, Ultra $18/mo (annual); $499 lifetimeacademic-writingessay-drafting
Character.AI preview image
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Character.AI

Writing · Proprietary Character.AI models
6.8

Conversational roleplay platform with millions of user-created AI personas.

Freemium· Free tier; c.ai+ around $9.99/moroleplaycreative-writing
Moonbeam preview image
Moonbeam logo

Moonbeam

Writing · GPT-4
6.8

GPT-4-powered long-form writing assistant for essays, blogs, and technical guides.

Freemium· Pro: $49/mo · Team: $99 /mo/seatlong-form bloggingessay writing
Otter.ai preview image
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Otter.ai

Audio · Proprietary speech + LLM stack
6.8

AI meeting notetaker that transcribes calls, summarizes them, and pulls out action items in real time.

Freemium· Basic: $20 · Pro: $50 · Enterprise: Contact salesmeeting-transcriptionmeeting-summaries
Socialsonic preview image
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Socialsonic

Writing
6.8

AI-powered LinkedIn growth assistant for personal-brand content, scheduling, and engagement.

Freemium· 7-day free trial, no credit card; paid plans on /pricinglinkedin-postspersonal-branding
WriteMage preview image
WriteMage logo

WriteMage

Writing · OpenAI ChatGPT (BYO key or managed)
6.8

Native macOS and iOS overlay that drops ChatGPT into any app, Spotlight-style.

Freemium· Beta free; Lifetime $58.99; Basic $10/mo; Personal $11.87/mo (managed API)writing-assistantmacos-overlay
Wordware preview image
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Wordware

Agents · Multi-model
6.7

AI context lab building Sauna, a proactive assistant that compounds knowledge of how you actually work.

Paidpersonal ai assistanttask automation
AI Investment Operating System preview image
AI Investment Operating System logo

AI Investment Operating System

Agents · Aggregates outputs from Claude, ChatGPT, Gemini, Grok, DeepSeek, Kimi, Qianwen and Doubao

A multi-model AI coaching layer that helps retail investors pick a philosophy and turn any chatbot into an investing assistant.

Free· Free (browser-based; no account required)Investment philosophy diagnosticAI prompt library for retail investing
Airtable MCP Server logo

Airtable MCP Server

MCP Servers

Model Context Protocol server that gives LLMs full read/write access to your Airtable bases.

Free· Open source (MIT) and free to run. You still need an Airtable account and personal access token; Airtable itself is Free / Team $20 per user/mo / Business $45 per user/mo / Enterprise (custom).Natural-language CRM queries against AirtableLLM-driven lead triage and enrichment
Chroma MCP logo

Chroma MCP

MCP Servers

Official MCP server that gives LLM clients direct access to the Chroma vector database.

Free· Open source (Apache 2.0). Free to run locally or self-hosted; embedding-function API keys (OpenAI, Cohere, Jina, VoyageAI, Roboflow) billed by those providers. Chroma Cloud pricing set separately by Chroma.Long-term memory for Claude DesktopTeam knowledge base shared across agents
CowAgent preview image
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CowAgent

Agents · Model-agnostic: Claude, GPT, Gemini, DeepSeek, Qwen, GLM, Kimi, MiniMax, Doubao

Open-source, self-hosted AI agent framework that plans, uses tools, and executes multi-step tasks.

Free· Free and open source under MIT License; users bring their own model API keys (e.g. OpenAI, Anthropic, DeepSeek) and pay those providers directly.Autonomous research assistantSelf-hosted coding agent
Dia Browser preview image
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Dia Browser

Agents

An AI-native browser from The Browser Company that turns tabs into an agentic assistant for knowledge workers.

Freemium· Free consumer download; paid Dia for Work tier with SSO and admin controls (price not disclosed publicly).cross-tab summarisationmorning briefing from calendar and inbox
Exa MCP Server logo

Exa MCP Server

MCP Servers · Exa neural search index (in-house)

Web search, code search, and company research for AI assistants over MCP

Freemium· Free: $0 USD · Team: $4 USD per user/month · Enterprise: $21 USD per user/monthLive web search inside Claude DesktopRAG grounding for research agents
Horch preview image
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Horch

Audio · Whisper (local) for transcription; optional Ollama / MLX local LLMs for summarization

Privacy-first, on-device meeting assistant for macOS

Paid· One-time purchase: €49 onceConfidential client meeting transcriptionAutomatic action-item extraction
LobeHub preview image
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LobeHub

Agents · OpenAI GPT-4o/o1, Anthropic Claude 3.5/4, Google Gemini, DeepSeek, Mistral, Ollama, and 40+ other providers (bring-your-own-key)

Open-source AI agent platform and chat UI supporting every major LLM, plugins, and multi-agent workflows.

Freemium· Free: Free · Starter: $9.9 · Premium: $19.9 · Ultimate: $39.9Self-hosted ChatGPT alternativeMulti-provider LLM comparison
MCP Memory Server logo

MCP Memory Server

MCP Servers

Persistent knowledge-graph memory for Claude and other MCP clients

Free· Free and open source (MIT). Self-hosted; no vendor charges. Runs locally via npx or Docker.Persistent Claude Desktop memory across chatsLong-lived coding-agent project memory
Mem0 preview image
Mem0 logo

Mem0

Agents · Model-agnostic — pluggable via OpenAI, Anthropic, Gemini, Ollama, LiteLLM (no in-house LLM)

Persistent memory layer for AI agents and LLM apps

Freemium· Hobby: Free · Starter: $19 · Pro: $249 · Enterprise: CustomLong-lived customer support copilotsPersonal AI companions and journaling agents
Omentir preview image
Omentir logo

Omentir

Agents · Claude Opus 4.5

AI sales agent for automated, personalised LinkedIn outreach

Freemium· Monthly: $29/month · Lifetime: ?Automated LinkedIn cold outreachICP-based lead scoring
Relevance AI preview image
Relevance AI logo

Relevance AI

Agents · Multi-model: Claude (Opus/Sonnet/Haiku), OpenAI GPT, Google Gemini, plus open-weight options (Kimi K2, GLM)

Build and deploy an AI workforce of specialized agents across your business tools

Enterprise· Free trial available via the app. Paid tiers are quote-based (Enterprise): custom actions, unlimited agents/tools/users, dedicated account manager. Reported customer benchmarks cite an average cost of ~$0.09 per task at scale; no fixed public tier pricing.Outbound prospect research and personalisationMeeting prep and CRM hygiene
ZeroClaw preview image
ZeroClaw logo

ZeroClaw

Agents · Bring-your-own: Claude, OpenAI, or local models via Ollama / llama.cpp

Private, local-first AI assistant that connects to Telegram, Discord and WhatsApp

Free· Free and open source. You supply your own hardware and (optionally) your own LLM API keys.Personal Telegram AI assistantDiscord community bot