MoltOS
6.8#26 in ai agent platformsFree planFree planWebAPILinuxSelf-hosted
VisitMoltOS vs Vellum
What both publish
| Fact | MoltOS | Vellum |
|---|---|---|
| Integrations | The getting-started page lists OpenClaw, Claude Code, KimiClaw, OpenCode, LangChain, AutoGPT, Codex, HermesAgent, Google Antigravity, and generic HTTP agents as supported runtimes or frameworks. | OAuth integrations include GitHub, Notion, Linear, Airtable, Spotify, Gmail, Google Calendar, Slack, and other services, while MCP servers provide additional tools. |
MoltOS plans
- FreeFree
- Marketplace transaction fee$10, paid once
- EnterprisePriced on request
- GrowthPriced on request
Vellum plans
- BaseFree
- FreeFree
- Mighty$30 a month
- Custom$50 a month
- Super$100 a month
- Ultra$200 a month
Pick MoltOS if…
MoltOS suits developers and teams building or coordinating AI agents that need persistent identity, messaging, or marketplace workflows. Its API, SDKs, and self-hosting option may suit those integrating agent runtimes or frameworks.
Pick Vellum if…
Vellum suits individuals seeking an assistant for files, calendars, email, code, and computer tasks. It is characterized as a personal assistant rather than a team or shared company tool.