Vellum vs OpenWork

A side-by-side comparison of features, pricing, and characteristics.

Vellum

Vellum is an AI platform for building agents to automate boring operational tasks.

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OpenWork

Open-source desktop AI workspace for running 50+ LLMs on local files, sharing skills and MCP setups, and automating team workflows.

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AttributeVellumOpenWork
Pricing typeFree + paid (from $50/mo)Free + paid (from $10/mo)
Korean supportNoNo
Platformsmobile, web, cli, desktop, apimacOS, Windows, Linux, Web browser
Open sourceNoNo
API available--
SDK--
LLM-basedYes-
Multimodal--
AI model-OpenAI models, Anthropic Claude models, Google Gemini models, Mistral, Local models
GitHub Stars-23.4K
VendorVellumDifferent AI, Inc. d/b/a OpenWork
CategoryProductivity & AutomationProductivity & Automation
DetailsView View

Vellum key features

  • Workflow Development IDE
  • Prompt engineering with comparison mode
  • RAG and document ingestion
  • Python/Typescript SDK
  • Evaluation metrics

OpenWork key features

  • Support for over 50 LLM providers and local models
  • Local-first desktop app for macOS, Windows, and Linux
  • Natural language AI agent tasks targeting files and tools
  • Execution of browser automation and task workflows
  • Sharing skills, MCP servers, plugins, and model settings
  • OpenWork Connect MCP gateway for organizations