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SPECIFICTION
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Mesoica vs Vellum

Mesoica

mesoica.com

Vellum

vellum.ai

Side by side

FigureMesoicaVellum
Price from—$30/mo
Free plan—Yes
Free trial——
Open source—Yes
WebYesYes
Windows—Yes
macOS—Yes
iOS—Yes
Android—Yes
APIYesYes
Self-hosted—Yes
Plans published09
Spec score · AI Workflow Automation Software7.3 (#22)8.6 (#6)
HeadquartersAmsterdam, NetherlandsUnited States
ProductMesoica collects documents from investor portals, extracts and validates data, and delivers it to other systems for team review and approval.Vellum describes itself as a personal AI assistant that can read files, manage calendars, send email, run code, and control a computer.
SupportThe contact page lists a dedicated support email address and offers demo bookings through its calendar.Vellum lists support contact as [email protected].
What it doesMesoica collects documents from investor portals, extracts data, validates it, and delivers it to other systems for team review and approval.Vellum is a personal AI assistant that can read files, manage calendars, control computers, take calls, perform transactions, and retain personal context.

Plans

Mesoica

No plans published.

Mesoica pricing →

Vellum

  • BaseFree
  • FreeFree
  • Mighty$30 a month
  • Mighty$30 a month
  • Custom$50 a month
  • Super$100 a month
  • Super$100 a month
  • Ultra$200 a month
  • Ultra$200 a month

Vellum pricing →

In their own words

Mesoica

Mesoica has no write-up on Specifiction yet; its figures are above.

Visit mesoica.com

Vellum

Vellum is a personal AI assistant that can read files, manage calendars, send email, run code, and control a computer. It saves preferences and context in its workspace for later conversations, and users can create, install, and manage skills. Listed OAuth services include Discord, GitHub, Google services, HubSpot, Linear, Twitter (X), Asana, Notion, Microsoft Outlook, and Todoist. Vellum says OAuth tokens stay in a credential vault rather than being exposed to the language model. Sensitive actions prompt for approval, and users can set trust rules for standing permissions. By default, conversation context is sent to Anthropic to generate responses; OpenAI, Google, OpenRouter, Fireworks, and local Ollama are listed alternatives. An internet connection is required. Vellum Cloud runs assistants in isolated environments with private storage and 24/7 availability. The Free plan includes first tasks and pay-as-you-go credits. Mighty costs $30 a month, Super $100 a month, and Ultra $200 a month. There is no shipped Linux desktop client, but Linux users can use the web app, Chrome extension, or self-host the runtime.

Visit vellum.ai