AI Agent

Vellum

Vellum is a personal AI assistant platform with memory, automations, and multi-channel access across web, mobile, chat, and voice.

What is Vellum?

Vellum is a personal intelligence platform for creating an always-on AI assistant that learns preferences, remembers context, and works across multiple channels. It supports managed hosting or self-hosting, built-in security, and connected accounts for practical day-to-day assistance.

Vellum vs Similar AI Tools

Pricing ModelFreeFreeFree, Free TrialFree, Paid
Free Credits
Key Features
  • Personalized assistant setup
  • Memory that adapts over time
  • Multi-channel access including web, iOS, Slack, Telegram, and phone
  • On-device text extraction from screen without saving screenshots
  • Semantic search by meaning, not just keywords
  • Commitment detection with due-date reminders
  • Plain English strategy description
  • Real historical market data
  • Models slippage, stops, and fills
  • Scans skills and MCP servers against ATR rules before loading
  • Real-time runtime protection against prompt injection and hijacks
  • Signed audit-ready evidence for compliance (EU AI Act, NYDFS, DORA)
Pros
  • Learns preferences and improves over time
  • Works across web, mobile, Slack, Telegram, and voice
  • Fully on-device processing ensures complete privacy
  • Free and open source with no subscription
  • Easy natural language interface
  • Realistic backtesting with slippage and funding
  • Open source with MIT license
  • Real-time detection and prevention
Cons
  • API costs may still apply
  • Advanced setup details may vary by deployment
  • Mac-only, requires macOS 15+ and Apple Silicon
  • Permission re-authorization needed after updates (macOS limitation)
  • Limited free trial (250 calls, 30 days)
  • Usage beyond trial requires contacting support
  • Enterprise features require paid tiers
  • Setup may require technical expertise
Best For
  • People who want a persistent personal AI assistant
  • Users needing access across chat, mobile, and voice
  • Individuals who want to remember everything they see on their Mac
  • Professionals and students needing to track commitments and changes
  • Crypto traders
  • Quantitative researchers
  • Developers building and deploying AI agents
  • Enterprises needing audit-ready AI security

How to use Vellum?

  1. 1Choose a name and personality for your assistant
  2. 2Connect your accounts and permissions
  3. 3Start chatting from the web, mobile, Slack, Telegram, or phone
  4. 4Let it learn your preferences over time
  5. 5Adjust autonomy, hosting, or privacy settings as needed

Vellum Key Features

  • Personalized assistant setup
  • Memory that adapts over time
  • Multi-channel access including web, iOS, Slack, Telegram, and phone
  • Managed cloud or self-hosted deployment
  • Separated credential storage and autonomy controls
  • Built-in security and private conversation data

Vellum Use Cases

  • Personal productivity assistant
  • Calendar and task help
  • Cross-channel message and voice access
  • Private assistant with customizable memory
  • Team member support for routine coordination
  • Self-hosted personal AI assistant deployment

Vellum Pricing & Free Credits

Vellum currently operates on a Free model.

Free Tier

Free

Free + API costs

Basic access with API usage costs; platform also offers paid plans.

Paid Plans

Paid Plans

Paid

Additional platform plans are available beyond the free option.

Free

Free + API costs

Basic access with API usage costs; platform also offers paid plans.

Paid Plans

Paid

Additional platform plans are available beyond the free option.

Vellum Pros & Cons

Pros

  • Learns preferences and improves over time
  • Works across web, mobile, Slack, Telegram, and voice
  • Supports cloud hosting or self-hosting
  • Private conversation data and separated credentials
  • Built-in security and autonomy controls

Cons

  • API costs may still apply
  • Advanced setup details may vary by deployment
  • Some features may depend on connected accounts

What is Vellum best for?

  • People who want a persistent personal AI assistant
  • Users needing access across chat, mobile, and voice
  • Privacy-conscious users who want hosting flexibility
  • Users looking for memory-enabled assistant workflows

Vellum FAQ

Top free alternatives to Vellum

Agentcard logo

Agentcard provides agent-friendly card issuing and payment infrastructure for AI agents, enabling 5-minute setup and autonomous purchases.

Free
YAGNI logo

Manage AI agent teams like human teams with responsibilities, numbers, commitments, and approvals across your business tools.

Free
Oodle AI logo

Oodle AI provides agent observability with fast trace search, S3-based storage, and out-of-the-box insights to detect silent failures in AI agents.

Free
Scarlett logo

Scarlett is an AI coworker that lives in Slack, connecting to over 3,000 tools to automate tasks, generate reports, and execute real work for your team.

Free
Acti logo

Acti is the world's first agentic keyboard that transforms any text field into an action layer, letting users type their intent and long-press to execute actions across apps.

Free
Opper AI logo

A unified AI gateway providing access to 300+ leading models through one EU-hosted, GDPR-compliant API with an OpenAI SDK-compatible interface.

Free
Ogment logo

Ogment is an AI coworker that lives in Slack, proactively automating repetitive tasks and workflows for your team.

Free
ElevenAgents logo

Deploy and customize AI-powered voice and chat agents to automate customer support, sales, and operations across multiple channels.

Free

Best alternatives AI Tools to Vellum

R

Rewisp is an on-device ambient memory for Mac that captures text from your screen and lets you ask anything about your past activity, automatically surfacing promises, changes, and summaries while keeping everything private.

RixLabs logo

Backtest crypto trading strategies by describing them in plain English, directly from Claude, ChatGPT, or any AI agent.

Panguard AI logo

Open-source platform for real-time AI agent security, auditing skills and runtime with community-driven threat rules.

SureWire Beta logo

SureWire Beta is an AI agent validation platform that helps ensure your AI agents are safe and reliable through comprehensive testing.

Shikigami logo

Run multiple AI coding agents in parallel on isolated git worktrees with a full editor and built-in developer tools.

LoopGain logo

An open-source cost controller for AI agent loops that stops loops when converged and rolls back before degradation.

Sentinel logo

Open-source tool running specialized AI agents to review code, sync docs, perform deep QA testing, and distill repository knowledge on a schedule.

Libretto logo

Open-source CLI, debug agents, and browser tools for building and maintaining reliable web integrations.