Softwr

AI · head to head

Vellum vs Lindy

Vellum logo

Vellum

AI

Personalized AI assistant with persistent memory and autonomous action-taking

From
Free
Rated
-
Full reviewWebsite
Lindy logo

Lindy

AI

AI teammate that automates work across your entire software stack

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Vellum pricing varies significantly by computational tier, making budget planning difficult; Lindy requires per-user subscription, which scales costs with team size
  • They diverge on capability: Vellum covers Persistent AI identity, Lindy covers Slack integration.

Where they differ

Only the attributes on which Vellum and Lindy actually diverge.

Attributes where Vellum and Lindy differ
AttributeVellumLindy
Pricing modelFreemium with paid plans and pay-as-you-go creditsPer-user subscription with shared credit pool
PlatformsWeb, macOS, iOS, Slack, Telegram, TerminalWeb, Slack, Email, Mobile

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (AI).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Vellum

  • Persistent AI identity
  • Long-term memory
  • Calendar management
  • Autonomous task execution
  • Multi-device synchronization
  • Custom plugins
  • Open-source deployment

Only in Lindy

  • Slack integration
  • Meeting transcription
  • Scheduled routines
  • 1,000+ app integrations
  • Skill library
  • Editable memory
  • MCP support

Both cover

  • Email automation

What people use each for

The jobs each tool is most often brought in to do.

Vellum

  • Personal productivity automation across email and calendarnot Lindy
  • CRM updates and pipeline managementnot Lindy
  • Expense report generation and managementnot Lindy
  • Document drafting and content creationnot Lindy
  • Meeting scheduling and calendar coordinationnot Lindy

Lindy

  • Automating email and calendar management across teamsnot Vellum
  • Transcribing and summarizing meetings automaticallynot Vellum
  • Updating CRM systems with meeting notes and leadsnot Vellum
  • Generating daily reports and weekly briefsnot Vellum
  • Processing structured data from multiple applicationsnot Vellum

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Vellum

  • Pricing varies significantly by computational tier, making budget planning difficult
  • Requires explicit permission for sensitive actions, limiting autonomy
  • Self-hosting option may intimidate non-technical users
  • Learning curve to develop customizations with plugins

Lindy

  • Requires per-user subscription, which scales costs with team size
  • Limited free trial period of 7 days may not allow full evaluation
  • Credit system complexity could be confusing for new users
  • Not designed for technical teams as primary tool

Pricing, plan by plan

Vellum

Free
  • FreeFree
    • Starter credits included
    • Basic features
  • Mighty$30/month
    • 1 vCPU, 2 GiB RAM
    • 10 GB storage
    • Included usage allowance
  • Super$100/month
    • 2.5 vCPU, 5 GiB RAM
    • 30 GB storage
    • Assistant email and subdomain
  • Ultra$200/month
    • 4 vCPU, 8 GiB RAM
    • 60 GB storage
    • Assistant email and subdomain

Lindy

Free
  • Free TrialFree
    • 7-day free trial for new team members joining via Slack
  • Plus$29.99/month
    • 3,000 credits per month
    • Slack integration
    • Email automation
  • Pro$99.99/month
    • 15,000 credits per month
    • All Plus features
    • Advanced automation
  • Max$199.99/month
    • 35,000 credits per month
    • All Pro features
    • Priority support

Which should you pick?

Choose Vellum if

  • You need persistent ai identity.
  • You want to start without paying.
  • You work on Web, macOS, iOS, Slack, Telegram, Terminal.
  • You also want long-term memory.
Vellum review

Choose Lindy if

  • You need slack integration.
  • You want to start without paying.
  • You work on Web, Slack, Email, Mobile.
  • You also want meeting transcription.
Lindy review

Questions people ask

Is Vellum or Lindy better?
Neither clearly leads. Vellum starts at Free and Lindy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Vellum or Lindy?
Vellum starts at Free and Lindy at Free.
Does Vellum or Lindy run on more platforms?
Vellum runs on Web, macOS, iOS, Slack, Telegram, Terminal. Lindy runs on Web, Slack, Email, Mobile.
Can I use Vellum for free?
Both have a free tier, so you can try either at no cost before committing.
What is Vellum best used for?
Vellum is most often used for personal productivity automation across email and calendar, crm updates and pipeline management, expense report generation and management, document drafting and content creation. Of those, personal productivity automation across email and calendar and crm updates and pipeline management are not what Lindy is typically brought in for.
What can Vellum do that Lindy cannot?
Vellum covers Persistent AI identity, Long-term memory, Calendar management, Autonomous task execution. Lindy covers Slack integration, Meeting transcription, Scheduled routines, 1,000+ app integrations. Both handle Email automation.

Answered from the vendors’ own pages

Vellum: How does Vellum protect my data privacy?

Vellum uses permission-based controls requiring explicit approval for sensitive actions. Data is encrypted and the option for self-hosting provides complete data control. Open-source deployment option allows hosting on your own infrastructure.

Source
Lindy: How does Lindy maintain data privacy and security?

Lindy is SOC 2 Type II, GDPR, HIPAA, and PIPEDA compliant. Data is encrypted in transit and at rest. The platform never sells your data or uses it to train models. Enterprise plans include signed BAAs and audit logs.

Source
Vellum: Can I use Vellum for business team collaboration?

Vellum is primarily designed as a personal assistant with persistent identity. For team collaboration, platforms like Lindy offer better multi-user features with shared credit pools and Slack workspace integration.

Source
Lindy: Can we start with a free trial?

New team members joining through Slack receive a 7-day free trial before being billed. Direct signups are charged immediately. There is no permanent free tier after the trial.

Source
Vellum: What does the free tier include?

Vellum offers free starter credits to begin using the platform. Beyond that, it operates on a pay-as-you-go credit model with paid tiers starting at $30/month for increased computational resources and bundled credits.

Source
Lindy: How many applications can Lindy integrate with?

Lindy connects to over 1,000 applications including Gmail, Notion, HubSpot, GitHub, Stripe, and others, with support for Model Context Protocol servers for custom integrations.

Source
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