Sébastien Rosset✓ Add us as a preferred source on Google
🔄 Data last refreshed 1 month ago
🤝
Make a deal with Sébastien Rosset
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
131
Account age
7 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Sébastien Rosset
📊 Post engagement
3
Avg engagement / post
2.3%
Engagement vs followers
Nov 2018
On Mastodon since
🔥 Top post: RE: https://framapiaf.org/@capitoledulibre/117200155894402673 Je · 4 likes + reposts
📊 Activity & format
Posting cadence
0.02 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 7 text · 0 image · 0 video.
Follower / following
1.8×
Follows 74 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
RE: https://mamot.fr/@reconnexion/116013551326515667
J'y serai ! ;-)
Les 7 et 8 décembre prochains, nous participons à un hackathon organisé par @cliss21 à Lille (Nord de la France). Les développeurs auront l'opportunité de créer des applications compatibles avec ActivityPods, ou de contribuer à d'autres pr…
La passerelle Mastodon->ActivityPub->Mattermost fonctionne !
https://github.com/assemblee-virtuelle/activitypub-bridge
Avec des smileys 😀
Et même des hash #DontLookUp qui renvoient à Mastodon
Ou des mentions utilisateurs @srosset qui ren…
@cwebber@octodon.social Lately I've been questionning usage of the proxyUrl, provideClientKey and signClientKey endpoints in the ActivityPub specs.
No one seems to have informations about these endpoints, in fact no one seems to use them.…
Salut
J'essaie de tester la nouvelle passerre ActivityPub https://github.com/assemblee-virtuelle/activitypub-bridge
Soirée à Paris à ne pas manquer ! Rencontre autour du MOOC Gouvernance Partagée de @mvtcolibris et
@UniversitduNous@twitter.activitypub.actor le 3 avril prochain de 19h à 21h30. Inscription sur https://www.eventbrite.fr/e/inscription-soir…
🐘 Community & instance
Home server
framapiaf.org
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Nov 2018
An OG fediverse account from Mastodon's early years — a long, established presence.
💡 Facts
🗓️Joined Mastodon in 2018 — 7 years ago.
👁️Averages 3 views per post.
📤Posts about 0× per week.
🕵️ Fake follower check
Estimated75/100
Good
Credibility score
92%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 92% real, active audience · Low fake-follower risk.
- Engagement (~2.3% of followers engage each post) is around typical for Mastodon.
- Verified account.
- Established account (7+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
ActivityPods lead developer and Reconnexion director
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Frequently asked questions
How much does Sébastien Rosset charge for a sponsorship?
Sébastien Rosset hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact Sébastien Rosset for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify Sébastien Rosset, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does Sébastien Rosset have?
Sébastien Rosset has 131 followers on Mastodon.
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