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AI · head to head

Tabnine vs Vellum

Tabnine logo

Tabnine

AI

AI coding agents built for enterprise privacy and control

From
$39/month
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

  • Only Vellum has a free tier, so it costs nothing to try first.
  • Each has a real cost: Tabnine no published free tier as of the current pricing page, unlike several competitors that offer free individual plans; Vellum pricing varies significantly by computational tier, making budget planning difficult
  • They diverge on capability: Tabnine covers Code Completions, Vellum covers Persistent AI identity.

Where they differ

Only the attributes on which Tabnine and Vellum actually diverge.

Attributes where Tabnine and Vellum differ
AttributeTabnineVellum
Starting price$39/monthFree
Pricing modelsubscriptionFreemium with paid plans and pay-as-you-go credits
Free tierNoYes
Platformswindows, mac, linux, webWeb, macOS, iOS, Slack, Telegram, Terminal
Founded2017Unknown

Identical on both: 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 Tabnine

  • Code Completions
  • AI Chat
  • Agentic Workflows
  • Context Engine
  • Zero Code Retention
  • Flexible Deployment
  • Codebase Integrations

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.

Tabnine

  • Enterprise teams requiring on-premises or air-gapped AI coding toolsnot Vellum
  • Organizations with strict IP and data privacy requirementsnot Vellum
  • Teams wanting codebase-aware code completionsnot Vellum
  • Regulated industries needing compliance-certified AI toolingnot Vellum

Vellum

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

Where each one falls short

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

Tabnine

  • No published free tier as of the current pricing page, unlike several competitors that offer free individual plans
  • Pricing is higher than many consumer-focused AI coding assistants, targeting enterprise budgets
  • Now owned by Tricentis, a testing-focused company, introducing uncertainty about long-term product direction outside quality engineering use cases
  • LLM usage costs apply separately when using Tabnine-provided model access, on top of the per-seat license fee

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

Tabnine

$39/month
  • Code Assistant Platform$39/month
    • AI code completions
    • AI chat across the SDLC
    • Works with all major IDEs
  • Agentic Platform$59/month
    • Everything in Code Assistant Platform
    • Autonomous coding agents
    • Customizable coaching guidelines

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 Tabnine if

  • You need code completions.
  • You work on windows, mac, linux, web.
  • You also want ai chat.
Tabnine 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 Tabnine or Vellum better?
Neither clearly leads. Tabnine starts at $39/month and Vellum at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Tabnine or Vellum?
Vellum has a free tier; the other does not. Paid plans start at $39/month for Tabnine and Free for Vellum.
Does Tabnine or Vellum run on more platforms?
Tabnine runs on windows, mac, linux, web. Vellum runs on Web, macOS, iOS, Slack, Telegram, Terminal.
Can I use Vellum for free?
Yes. Vellum has a free tier, so you can try it without paying. Tabnine starts at $39/month.
What is Tabnine best used for?
Tabnine is most often used for enterprise teams requiring on-premises or air-gapped ai coding tools, organizations with strict ip and data privacy requirements, teams wanting codebase-aware code completions, regulated industries needing compliance-certified ai tooling. Of those, enterprise teams requiring on-premises or air-gapped ai coding tools and organizations with strict ip and data privacy requirements are not what Vellum is typically brought in for.
What can Tabnine do that Vellum cannot?
Tabnine covers Code Completions, AI Chat, Agentic Workflows, Context Engine. Vellum covers Persistent AI identity, Long-term memory, Email automation, Calendar management.

Answered from the vendors’ own pages

Tabnine: What does Tabnine cost?

The Code Assistant Platform is $39/user/month and the Agentic Platform, which adds autonomous agents and the CLI, is $59/user/month, both billed as annual subscriptions.

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
Tabnine: Is there a free plan?

Tabnine's pricing page does not list a permanent free tier; both published plans are paid per-seat subscriptions aimed at professional and enterprise teams.

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
Tabnine: Does Tabnine charge extra for LLM usage?

Usage is unlimited when connecting your own on-prem or cloud LLM endpoint, but additional fees apply when using Tabnine-provided model access on top of the seat license.

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
Tabnine: What deployment options does Tabnine support?

Tabnine can be deployed as SaaS, in a private VPC, fully on-premises, or in a completely air-gapped environment to meet enterprise data-control requirements.

Source
Tabnine: What is included in the Agentic Platform tier?

It adds autonomous coding agents with optional human oversight, the Tabnine CLI, the Context Engine, MCP integration, and unlimited codebase connections beyond the base Code Assistant plan.

Source
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