Alternatives · AI Agents
Vellum alternatives
Vellum compared with 6 alternatives: OpenClaw, Hermes Agent, Poke, Martin, Lindy and 1 more.
Vellum has a free plan. Paid plans start at $30 per month (Mighty). 4 of the 6 alternatives are free or have a free plan. 2 more offer a free trial.
6 tools · Listings checked up to Oct 9, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| VellumThis tool | Free plan · from $30/mo | Yes | Web, macOS, Windows, iOS, Android, Browser extension |
| OpenClaw | Free | Free | Web, macOS, Windows, Linux, iOS, Android |
| Hermes Agent | Free plan · from $20/mo | Yes | Web, macOS, Windows, Linux |
| Poke | Free plan · from $19/mo | Yes | Web |
| Martin | Free trial · from $21/mo | Trial only | Web, iOS |
| Lindy | Free trial · from $29.99/mo | Trial only | Web, Browser extension |
| Dify | Free plan · from $590/yr | Yes | Web |
How each one differs from Vellum
- Free
OpenClaw
Open-source personal AI agent you run yourself and message in chat
- OpenClaw is free. Vellum starts at $30 per month (Mighty).
- Only OpenClaw lists a Linux app.
- Only Vellum lists a browser extension.
Suits: Developers and power users who want an assistant on their own hardware
- Free plan · from $20/mo
Hermes Agent
Open-source AI agent with persistent memory and a messaging gateway
- Hermes Agent starts at $20 per month for the optional Nous Portal Plus tier; the agent is free. Vellum starts at $30 per month (Mighty).
- Only Hermes Agent lists a Linux app.
- Only Vellum lists iOS and Android apps.
- Only Vellum lists a browser extension.
Suits: Developers who want an agent on their own machine, server or VPS
- Free plan · from $19/mo
Poke
AI assistant you text in Messages, WhatsApp or Telegram
- Poke starts at $19 per month, billed monthly (Pro). Vellum starts at $30 per month (Mighty).
- Only Vellum lists macOS, Windows, iOS and Android apps.
- Only Vellum lists a browser extension.
- Vellum is open source and self-hostable, according to its own site.
Suits: People who would rather text an assistant than open another app
- Free trial · from $21/mo
Martin
Personal AI assistant you text, call, email or message in Slack
- Martin starts at $21 per month, billed yearly (Basic); $35 billed monthly. Vellum starts at $30 per month (Mighty).
- Vellum has a free plan. Martin does not, though it has a free trial.
- Only Vellum lists macOS, Windows and Android apps.
- Only Vellum lists a browser extension.
- Vellum is open source and self-hostable, according to its own site.
Suits: People who want to run email, calendar and reminders by text or phone call
- Free trial · from $29.99/mo
Lindy
AI teammate for Slack that works across your team's tools
- Lindy starts at $29.99 per user / month, for 3,000 credits. Vellum starts at $30 per month (Mighty).
- Vellum has a free plan. Lindy does not, though it has a free trial.
- Only Vellum lists macOS, Windows, iOS and Android apps.
- Vellum is open source and self-hostable, according to its own site.
- Lindy also covers meeting notes and inbox filtering.
Suits: Teams that work in Slack and want one shared AI teammate
- Free plan · from $590/yr
Dify
Open-source platform for building AI agents and agentic workflows
- Dify starts at $590 per workspace / year (Professional); $59 billed monthly. Vellum starts at $30 per month (Mighty).
- Only Vellum lists macOS, Windows, iOS and Android apps.
- Only Vellum lists a browser extension.
- Dify also covers no-code.
- Vellum also covers chat assistant.
Suits: Teams building retrieval-backed agents and chatbots on their own data
Limits worth knowing in Vellum
- The Base plan is free to host, but model usage, web search and image generation are paid for in prepaid credits at $1 per credit.
- Included monthly usage does not roll over, and pay-as-you-go credits expire twelve months after purchase.
- The docs describe the Windows app as a dev build tied to Vellum's development environment, and no Linux desktop client is shipped.
- The iOS and Android apps are clients for a cloud assistant; they do not run a local assistant on the phone.
Common questions
What are the alternatives to Vellum?
The alternatives to Vellum in this directory are OpenClaw, Hermes Agent, Poke, Martin, Lindy and Dify. Each one has a side-by-side comparison with Vellum.
Is there a free alternative to Vellum?
Yes. OpenClaw is free to use. Hermes Agent, Poke and Dify have a free plan alongside paid ones.
Which Vellum alternatives work on Linux?
The Vellum listing does not include a Linux app. OpenClaw and Hermes Agent list one.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices without notice, so confirm on their site before you buy.