Best Vellum Alternatives for AI Agents

30 AI tools that can replace Vellum for automating tasks with agents, ranked by how closely they match. The percentage is a match score, not a popularity score.

Replacing: Vellum — Vellum is a personal AI assistant that you own and shape over time.Input: text, audio, documents · Output: text, code, slides
1
You text Lindy what needs doing—it handles the work
Input: text, audio, data · Output: text, documents, data
Free planFrom $29.99/mo
AI Agent
2
You've got an AI agent browsing the web—pulling data from APIs
Input: text, documents · Output: text, data
Free planFrom $5/moAPI
AI Agent
3
Marblism sells AI employees, each with a named role, that take over routine work for a business.
Input: text, audio · Output: text, audio, documents, apps
Free planFrom $24/mo
AI Agent
4
You get an AI agent handling actual phone calls plus typical digital tasks
Input: text, audio · Output: text, audio
Free trialFrom $20/mo
AI Agent
5
AI that works on your documents while you do other things
Input: text, documents, data · Output: documents, data, slides
Free planFrom $17/mo
AI Agent

Can it really replace Vellum for automating tasks with agents? Vote on each alternative — no account needed. Votes gently reorder the list; they never change the match score.

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At a glance: top Vellum alternatives for AI Agents

ToolMatchInputOutputPricingFree planRatingCategory
Lindy 84% text, audio, data text, documents, data From $29.99/mo Yes — AI Agent
IronClaw 84% text, documents text, data From $5/mo Yes — AI Agent
Marblism 81% text, audio text, audio, documents, apps From $24/mo Yes — AI Agent
Assindo 83% text, audio text, audio From $20/mo No — AI Agent
Claude Cowork 79% text, documents, data documents, data, slides From $17/mo Yes — AI Agent
Manus 79% text, images, documents images, video, documents, slides, apps From $16/mo Yes — AI Agent

Frequently asked

What is the best Vellum alternative for automating tasks with agents?
Lindy (84% match) is the closest alternative to Vellum for automating tasks with agents: You text Lindy what needs doing—it handles the work. IronClaw (84% match) and Marblism (81% match) come next.
Is there a free alternative to Vellum for automating tasks with agents?
Yes. 25 of the 30 ranked alternatives have a free plan or free tier, including Lindy, IronClaw, Marblism.
How is the match percentage calculated?
It measures how much of Vellum's job a tool can take over for automating tasks with agents: shared core category, how many of the same use cases it covers and how similar its feature set is. Popularity and ratings never change the percentage; they only break ties in the order. Lists are recomputed nightly and reviewed by editors for the most-visited tools.

How this list is ranked

The match score measures how much of Vellum's job each tool can take over when the goal is automating tasks with agents: shared core category, how many of the same use cases it covers, and how similar its feature set is. Popularity and ratings do not change the score; they only break ties in the order.

Lists are recomputed nightly from the live catalog and reviewed by our editors for the most-visited tools. Sponsored placements are marked and sit outside the ranking.