Rivet vs Vellum
Side-by-side comparison with live GitHub signals. Last updated April 1, 2026.
| Metric | Rivet | Vellum |
|---|---|---|
| GitHub Stars | 3.0K | — |
| Contributors | 30 | — |
| Last Commit | Feb 15, 2026 | — |
| Open Issues | — | — |
| License | open-source | commercial |
| Pricing | open-source | freemium |
| Free Tier | Yes | Yes |
| Category | frameworks | frameworks |
| Trending | No | No |
Shared Tags
Only in Rivet
Only in Vellum
About Rivet
Rivet is a visual programming environment for building, testing, and debugging AI agent workflows. Created by Ironclad, it provides a node-based IDE where developers can visually compose LLM chains, tool calls, conditionals, and loops. Rivet supports all major LLM providers, includes a TypeScript runtime for production deployment, and offers collaborative features for team-based AI development.
View full listingAbout Vellum
Vellum is an AI development platform with a visual workflow builder, prompt playground, and evaluation suite. It provides both no-code visual tools and a full SDK for building production LLM applications. Enterprise features include version control, A/B testing, access controls, and deployment management.
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