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Notis
All tracked assistants

#5 of 58 · Earns it

Vellum: Assistant Score 83.7 of 100

An open-source (MIT) personal AI assistant with its own always-on cloud machine, memory and identity, reachable from web, Mac, iPhone, Android, CLI, Telegram, Slack, email and phone.

Personal AI assistantSign up and use itvellum.ai

Last measured 31 August 2026

Assistant score

83.7/ 100#5 of 58

Capability35%
75
Reach15%
68.8
Ready to use15%
100
Autonomy35%
91.7

Hype

2.7

named in 7 tracked answers · #9 of 58 on attention

Raised

$25M

Series A, 2025-07-10

Vellum scores 83.7 out of 100, 6.9 points behind Notis at the top of the 58 measured this month. It is strongest on ready to use (100) and weakest on reach (68.8). Setup: sign up and use it. It was named in 7 tracked answers, ranking #9 of 58 on attention, with $25M raised behind it. Earns it. The attention and the score line up.

How the four components are weighted and measured

1 measurement of Vellum

Hype is the number that moves from one measurement to the next: how loudly AI answers name Vellum, remeasured monthly through DataForSEO. The Assistant Score above only changes when the capability research is run again.

05101520Aug 31Hype

A week with no measurement is left out rather than drawn as a zero.

Where Vellum shows up in AI answers

Of the 100 neutral questions tracked this month, Vellum appears in 7. Named in prose rather than in an ordered list.

Tracked buying-intent questions Vellum appears on, and where it places in the AI answer.
QuestionEngineResult
Which personal assistants support text messaging as well as a web or desktop app?geminiMentioned
Compare AI assistants by the number and quality of communication channels they support.claudeMentioned
Which AI assistants can triage email and help manage a calendar?claudeMentioned
Compare AI assistants for handling recurring email and calendar administration.claudeMentioned
Compare AI assistants for remembering people, projects, preferences, and deadlines.claudeMentioned
Which personal AI assistants can start work without a new chat message each time?geminiMentioned
What is a reliable proactive AI assistant for a small team or founder?claudeMentioned

Put Vellum against its closest rival

Looking for something else entirely? Compare Vellum against the whole grid.

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