Founder profile

serx

@serxzsz · Founder of Fireply AI

In their X bio “14 yrs dev. 20+ projects shipped. 2 exits. · Currently building: · ~3k MRR”

serx (@serxzsz) is the founder of Fireply AI. serx builds solo. The highest publicly reported figure: Fireply AI reported $1,378 MRR, according to its TrustMRR page (verified by the payment provider) on November 1, 2026.

Reported MRR
$1,378
All-time revenue
$5.1K
Followers on X
2.3K
Build Score
43/100

Fact box

Products
Fireply AI
Top reported revenue
Fireply AI: $1,378 MRR Verified via TrustMRR TrustMRR page, reported
Followers on X
2.3K
All-time revenue
$5,052 verified by the payment provider, via TrustMRR
Solo or team
Solo founder
Find them on
X · Website · fireply.ai

Products

Fireply AI

AI agent that writes and posts replies on X in your voice to grow your account automatically.

$1,378 MRR Verified via TrustMRR TrustMRR page, reported
Last 30 days
$1,311
All time
$5,052
Subscriptions
18
MRR, 30 days
+13.9%

Verified via TrustMRR From Stripe, via TrustMRR; synced November 1, 2026, page read November 1, 2026

Pricing: $69/month (Growth – 20 replies/day), $99/month (Advanced – 35 replies/day), $129/month (Scale – 50 replies/day); yearly ~20% off; 40 free replies Launched 2026

Revenue reports

Figures as reported at each source on the date shown, never our estimate. MRR qualifies for the directory as is; ARR is divided by 12.

ProductAmountSource typeReported onSource
Fireply AI $1,378 MRR Verified by payment provider via TrustMRR TrustMRR page
Fireply (per bio) ~3K MRR Self-reported by the founder X bio

Recent posts

The founder's posts on X in the 7 days to October 26, 2026, when we last collected them. Our summaries; open the post for the original.

  • Introduces a follow-for-follow workflow feature in Fireply.

    View post

Timeline

2026

  1. launch

    Launched Fireply's follow-for-follow workflow. Source

  2. milestone

    Ran an agency outreach experiment for Fireply. Source

  3. milestone

    Started a public 30-day follower-growth challenge powered by Fireply. Source

  4. milestone

    Best month on record for Fireply AI: $1,293 verified revenue in September 2026. Source

  5. milestone

    Monthly verified revenue for Fireply AI first topped $1,000 in July 2026 ($1,244). Source

  6. launch

    Fireply AI was founded, according to its TrustMRR listing. Source

  7. milestone

    First month with verified revenue for Fireply AI (January 2026, $29). Source

Notable posts

  • Asks to connect with builders, founders and investors.

    View post

  • Day 2 of his 1k-to-5k follower challenge, gaining 62 followers.

    View post

  • Shows a project built with about eight hours of AI coding work.

    View post

serx: questions

What is serx building?

serx is building Fireply AI (AI agent that writes and posts replies on X in your voice to grow your account automatically).

How much does Fireply AI make?

Fireply AI reported $1,378 MRR, according to its TrustMRR page (verified by the payment provider) on November 1, 2026. It is a publicly reported figure, not an estimate by Sell Micro SaaS.

Where can I follow serx?

You can follow serx on X at @serxzsz and on their website (fireply.ai).

Is this you?

Claim, correct or remove this profile. We handle removal requests within 48 hours.

Built from public sources only. How we build profiles.

Revenue figures
dated one by one; newest reported November 1, 2026
X posts and timeline
collected up to October 26, 2026
TrustMRR pages
read November 1, 2026
Follower count
read November 1, 2026
Profile last changed
November 1, 2026