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Vellum

by Vellum

Build, evaluate, and deploy production LLM apps and agents

Pros

  • No markup on token usage
  • Strong eval/testing tooling
  • Production-grade workflows
  • Free tier to start

Cons

  • Pro is $500/mo — steep for small teams
  • Pricing not publicly itemized
  • 5-user cap on Free/Pro

✓ Where it shines / best for

  • Teams shipping production LLM features
  • Eval-driven development
  • Prompt/workflow management

✕ Not the best fit for

  • Hobbyists/very small budgets
  • No-code business users
  • Those wanting transparent public pricing

Features

  • ✓ Prompt engineering and versioning
  • ✓ Evaluation and testing suites
  • ✓ Agent/workflow builder
  • ✓ Model cost pass-through (no markup)
  • ✓ RBAC (Pro/Enterprise)
  • ✓ Production monitoring

Pricing

PlanPriceBillingNotes
Free$0/moSmall-scale build/deploy, up to 5 users, no RBAC
Pro$500/moTeam/production use, advanced RBAC, up to 5 users; model costs pass-through
EnterpriseCustomNegotiated per customer

Pricing verified from the official source. Prices change often — confirm on the vendor's site before buying.

Specifications

free_usersUp to 5
token_markupNone (pass-through)
Sponsored

A full review is being generated for this product and will appear here shortly.

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