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AI · head to head

Chatbase vs Vellum

Chatbase logo

Chatbase

AI

Build AI chatbots trained on your data

From
Free
Rated
-
Full reviewWebsite
Vellum logo

Vellum

AI

Personalized AI assistant with persistent memory and autonomous action-taking

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Chatbase enterprise plan requires custom pricing with sales contact; Vellum pricing varies significantly by computational tier, making budget planning difficult
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Chatbase and Vellum actually diverge.

Attributes where Chatbase and Vellum differ
AttributeChatbaseVellum
Pricing modelfreemiumFreemium with paid plans and pay-as-you-go credits
PlatformsWebWeb, macOS, iOS, Slack, Telegram, Terminal

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 Chatbase

Nothing recorded that Vellum does not also cover.

Only in Vellum

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

What people use each for

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

Chatbase

  • Automating customer support for returnsnot Vellum
  • Answering product questions 24/7 across channelsnot Vellum
  • Routing conversations to sales teamsnot Vellum
  • Escalating complex issues to human agentsnot Vellum

Vellum

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

Where each one falls short

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

Chatbase

  • Enterprise plan requires custom pricing with sales contact
  • Message credits are consumption-based; exceeding monthly allocation requires additional purchase

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

Pricing, plan by plan

Chatbase

Free
  • FreeFree
    • 50 message credits monthly
    • 1 member
    • Limited model access
  • Hobby$40/month
    • 700 message credits
    • 2 members
    • Advanced models
  • Standard$150/month
    • 4,000 message credits
    • 3 members
    • Voice
  • Pro$500/month
    • 15,000 message credits
    • 5 members
    • Advanced analytics

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

Which should you pick?

Choose Chatbase if

  • You want to start without paying.
Chatbase review

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

Questions people ask

Is Chatbase or Vellum better?
Neither clearly leads. Chatbase starts at Free and Vellum at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Chatbase or Vellum?
Chatbase starts at Free and Vellum at Free.
Does Chatbase or Vellum run on more platforms?
Chatbase runs on Web. Vellum runs on Web, macOS, iOS, Slack, Telegram, Terminal.
Can I use Chatbase for free?
Both have a free tier, so you can try either at no cost before committing.
What is Chatbase best used for?
Chatbase is most often used for automating customer support for returns, answering product questions 24/7 across channels, routing conversations to sales teams, escalating complex issues to human agents. Of those, automating customer support for returns and answering product questions 24/7 across channels are not what Vellum is typically brought in for.
What can Chatbase do that Vellum cannot?
Vellum covers Persistent AI identity, Long-term memory, Email automation, Calendar management.

Answered from the vendors’ own pages

Chatbase: Is there a free tier for Chatbase?

Yes, Chatbase offers a free plan with 50 message credits per month, 1 team member, and limited access to AI models. Agents created on the free plan automatically delete after 14 days of inactivity.

Source
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
Chatbase: What are the differences between Standard and Pro plans?

Standard ($150/month) includes 4,000 message credits and 3 team members with voice, telephony, and API access. Pro ($500/month) includes 15,000 message credits, 5 team members, and advanced analytics with ticket support.

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
Chatbase: How much does it cost to add extra team members beyond the plan limit?

Chatbase's pricing page does not specify the cost for adding extra team members beyond the included count in each plan. Contact sales for custom member add-on pricing.

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
Chatbase: Do annual plans offer a discount?

Yes, yearly plans save 20% compared to monthly billing across all tiers.

Source
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