Mosaic

Frontier Video Agents

3.1Score#336 of 999 agents#10 of 25 in Video and audio producer

Why it ranks #336

Mosaic, an AI video and audio producer from YC W25, ranks #336 of 999 AI agents and #10 of 25 in Video and audio producer, with a score of 3.1 of 10. Data as of 3 Oct 2026.

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

Proof 0 × 30% 0.0
Scale 4 × 30% 1.2
Momentum 4 × 25% 1.0
Autonomy 6 × 15% 0.9
= 3.1

Proof
Do customers use it? 30% of the score
0
No public claims of customers or revenue yet.
Not found: revenue or growth (+4), named customers (+3), a customer result (+2), a customer count (+2), work done at scale (+2)
Scale
Is there a real company behind it? 30% of the score
4
5 people, raised $3.8M.
- +3
  5 people on its YC page5 to 9 people
- +1
  Raised $3.8MMosaic Raises $3.8M to Build Video Editing Agents | Mosaic BlogSource · 7 Apr 2026
Momentum
Is it shipping and growing now? 25% of the score
4
Shows hiring and funding news.
- +2
  Hiring: 1 open roleFounding GTMYC page
- +2
  Funding news in the last yearMosaic Raises $3.8M to Build Video Editing Agents | Mosaic BlogSource · 7 Apr 2026
Not found: launch YC post in the last 6 months (+3), new traction claim in the last 6 months (+2), a batch in the last year (it is YC Winter 2025) (+1)
Autonomy
How much of the job does it do on its own? 15% of the score
6
Supervised agent: takes actions in other systems; a person approves key steps.
- +6
  Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
What the model read
- Acts in other systems: 26% likely
- Finishes whole tasks: 25% likely
- Calls itself an agent: 92% likely
- Level 1 from the model's reading of its pages; the evidence review found, with quotes, that its AI acts in the work, so the level is 2
Level 2: Takes actions in other systems; a person approves key steps.