Comparison

Rivet vs Vellum

On the evidence we track, Vellum leads this comparison with a composite score of 67/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Rivet41
Vellum67
Score
Vioscale score
Rivet41 / 100low · 32%updating
Vellum67 / 100low · 37%updating
Pricing
Free tier
Rivet
Vellum
Model
Price level
Rivetfree
Vellummid
Starting price
Rivet
Vellum$30
Transparent
Rivet
Vellum
Integrations
Count
Rivet8
Vellum11
Adoption
Dependent repos
Rivet0
Vellum
Github stars
Rivet4,680
Vellum
Activity
Commits last 30d
Rivet3
Vellum
Release
Cadence days
Rivet3
Vellum
History
Vellum
License
Spdx
RivetMIT
Vellum
Language
Primary
Vellum
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for prompt management. “-” means undocumented, not absent.

Capabilities
Versioning model
Rivet-
Vellum-
Diff and rollback
Rivet-
Vellum-
Deploy without redeploy
Rivet-
Vellum-
Non engineer editing
Rivet
Vellum
Multi model playground
Rivet
Vellum-
Ab testing
Rivet-
Vellum-
LLM judge or human eval
Rivet-
Vellum-
Multi step flows
Rivet
Vellum
Approval workflow
Rivet-
Vellum
Tracing included
Rivet-
Vellum-
Self hostable
Rivet
Vellum-
Deployment model
RivetSelf hosted
VellumManaged SaaS
Pricing model
RivetOpen source self host
VellumUsage/seat based saas

What each one is

The product in its own terms, so the numbers below have context.

Rivet

An open-source desktop tool for building interconnected language model workflows through a graphical interface. The generated systems can be embedded directly into applications using the included TypeScript library.

Independently observed

Vellum

Leader

A cloud-based AI assistant that maintains continuous context about your preferences and history, accessible via web, desktop, mobile, and messaging platforms, capable of automating tasks like email, calendar management, and web browsing with your explicit approval for each action.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Rivet

Open sourceFree tier
as of verify ↗

Vellum

Leader
from $30/moHybridFree tier

Free tier with credits, paid plans from $30/mo

  • FreeFree
    • Free starter credits
    • Multi-platform access
    • Memory and context
  • Paid$30/mo
    • Larger machine
    • More storage
    • Bundled credits
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Rivet
Vellum
iOS
Rivet
Vellum
macOS
Rivet
Vellum
Windows
Rivet
Vellum
Linux
Rivet
Vellum
CLI
Rivet
Vellum
Deployment
Cloud / SaaS
Rivet
Vellum
Self-hosted
Rivet
Vellum

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Rivet

8 total
  • OpenAI GPT-3.5
  • OpenAI GPT-4
  • Anthropic Claude Instant
  • Anthropic Claude 2
  • Anthropic Claude 3 Haiku
  • Anthropic Claude 3 Sonnet
  • Anthropic Claude 3 Opus
  • Google Gemini
Independently observed

Vellum

Leader
11 total
  • Gmail
  • Google Calendar
  • Slack
  • Telegram
  • Web browsing
  • Computer control
  • Phone calls
  • Image generation
  • Coding
  • App building
  • Task management
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.