Mosaic agentic video editing
Shares rank 3 of 20 video editors by recommenders
Agentic video editor built from tiles on a canvas. People like the Rough Cut tile for first cuts. Critics find the homepage busy and say sign-up was buggy.
Agentic video editor built from tiles on a canvas. People like the Rough Cut tile for first cuts. Critics find the homepage busy and say sign-up was buggy.
38 people gave an opinion
- recommend it
- 25
- criticize it
- 13
- approval share
- 66%
Recommended in 5 of 13 months
- November 2025: recommended
- December 2025: not recommended
- January 2026: not recommended
- February 2026: recommended
- March 2026: not recommended
- April 2026: not recommended
- May 2026: recommended
- June 2026: not recommended
- July 2026: recommended
- August 2026: recommended
- September 2026: not recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 25 people recommend itNeeds 10 or more, met.
- 1.9 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 5 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Rough cut tile automates rough edits
“I'd recommend using the clips tile to create clips, but you can also use the rough cut tile to help edit down the raw footage”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “then I'd recommend using either the Rough Cut tile or the Montage tile to stitch them all together”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “the coolest part with this Rough Cut was that it decided to stand in the footage of the kite”
Comment from 21 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” - Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
- Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
Node-based tile workflow approach
“The node-based canvas feels like a more scalable abstraction for video automation than the usual chat-only interface.”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “it feels like THIS is a fantastic model for how agentic tools should be built”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “head directly to https://edit.mosaic.so to try the actual canvas interface”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” - Comment from 20 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
Saves time, fun to use
“I’ve never had this much fun editing videos.”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “this is going to save me so much time”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” Clean UI, promising approach
“this solves such a huge problem and the ui is insanely clean”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “this looks very promising”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
What people warn about
Each mark is one comment
Homepage is busy and confusing
“too much motion going on on the homepage and the use cases page”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “non-scrollable, dark, fixed content pane with loads of flickering images”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “The home page is a big turn off. Change it.”
Comment from 20 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” - Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
Sign-up flow and emails broken
“The sign up only works in Chrome not Chromium, and then I'm stuck forever at the step 3 of signing up”
Comment from 20 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing” “the automated "Thank you for being a Mosaic Creator" email going out is not configured correctly”
Comment from 19 Nov 2025 in “Launch HN: Mosaic (YC W25) – Agentic Video Editing”
Other video editors people recommend
The four most recommended other video editors, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| DaVinci Resolve | 175 | 66 | 73% | 11 | 3 yrs14 owners | Approved |
| Kdenlive | 56 | 25 | 69% | 9 | — | Approved |
| Mosaic agentic video editingThis page | 25 | 13 | 66% | 5 | — | — |
| Final Cut Pro | 25 | 23 | 52% | 9 | — | — |
| OpenShot Video Editor | 25 | 17 | 60% | 4 | — | — |
What people said
40 of the 48 comments that mention it, newest first. Each links to the original comment.
“games for the agentic era”
“Check out mosaic from uwdata which works on top of Observable plot”
“carved-in-stone widget set from Mosaic”
“It's subjective but IMO grouping does help.”
“Mosaic is super cool! Took me a while to grok what it's all about, I think this example really helps”
“it was an overnight adoption when we found Mosaic”
“the coolest part with this Rough Cut was that it decided to stand in the footage of the kite”
“The sign up only works in Chrome not Chromium, and then I'm stuck forever at the step 3 of signing up”
“The home page is a big turn off. Change it.”
“I like the tile-based workflow approach.”
“this seems rather basic. From watching a bit, it just seems to cut/combine the videos? No transitions, no bg music”
“am super excited to see where this goes”
“what you built is really cool and I’m excited to try it out.”
“I'd recommend using the clips tile to create clips, but you can also use the rough cut tile to help edit down the raw footage”
“you can already do this today with the Rough Cut tile”
“then I'd recommend using either the Rough Cut tile or the Montage tile to stitch them all together”
“Amazing founder story, even better product.”
“I think this could be a potentially very useful tool.”
“I’ve never had this much fun editing videos.”
“this looks very promising”
“This is one of those ideas that seems obvious after you hear about it, yet somehow didn't exist yet.”
“it feels like THIS is a fantastic model for how agentic tools should be built”
“this is going to save me so much time”
“But what you guys have achieved is insane.”
“this solves such a huge problem and the ui is insanely clean”
“The node-based canvas feels like a more scalable abstraction for video automation than the usual chat-only interface.”
“the automated "Thank you for being a Mosaic Creator" email going out is not configured correctly”
“About what you would expect from a team steeped in the Tesla mindset.”
“I think this would be a good example of how an average person might use your platform.”
“head directly to https://edit.mosaic.so to try the actual canvas interface”
“They really managed to handcraft a unique user experience, that's for sure.”
“non-scrollable, dark, fixed content pane with loads of flickering images”
“this is super awesome. Love this for you all.”
“he has a lot of good things to say about our product”
“Mosaic can already do the rough cuts for you”
“Would have been nice if there was a killer demo on your landing page”
“homepage was confusing for me also”
“this is so cool, can we see some demos of edits you'd make with it?”
“I think creators need what you're making!”
“too much motion going on on the homepage and the use cases page”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.