A01

Creative Brief

Building in Silence

Overview

Project
Building in Silence
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) primary, 1080x1080 (1:1) secondary
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Drive F26 applications from Stanford founders who are building alone. Lead with the emotional pain of isolation, reframe StartX as the room that solves it, close with proof (no equity, 28 billion-dollar companies).

Target Audience

Broad Stanford alumni + founder/co-founder titles, company size 1-50, recently founded. Emotional state: low-to-mid, problem real but suppressed, StartX awareness low.

Metrics / Data (CMO)

Budget: $5,000 over 5-7 days across 6 ads. LinkedIn CPCs ~$8-15. Target: application submissions via startx.com/apply. Kill bottom performers after 48h, pour budget into top 2-3.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
The community for Stanford founders. No equity.
Subhead
You weren't meant to build alone.
Copy
Building in silence. Big calls with no one to pressure-test them, and the quiet sense that nobody around you actually gets it. Most Stanford founders know it well. StartX is the room that fixes it: Stanford founders who've been exactly where you are, telling you the truth and helping with whatever you need. No equity. No fees. It's a non-profit. 28 of our companies are now worth over $1B. Applications closed, but we reopened a few. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply

A02

Creative Brief

What Do You Get for 7%

Overview

Project
What Do You Get for 7%
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) + 1080x1080 (1:1)
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Convert founders who are actively weighing accelerator options. Light reframe on the equity question, strong outcome + proof. Risk reversal (it's free) carries the close.

Target Audience

Stanford alumni + founders, layered with startup-accelerator interest. Mid emotional, solution-aware (actively comparing accelerators).

Metrics / Data (CMO)

Budget: $5,000 shared. LinkedIn CPCs ~$8-15. Kill bottom performers after 48h.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
StartX takes 0%. Keep your company.
Subhead
What do you actually get for 7%?
Copy
Most accelerators take a slice of your company before you even know what works. StartX takes nothing. Zero equity, zero fees, ever. It's a non-profit. What you get instead: a vetted room of the best founders at Stanford, mentors who've exited, and a network that follows you for life. 28 StartX companies are now worth over $1B. It's free, so there's nothing to lose. Applications closed, but we reopened a few. Keep your equity. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply

A03

Creative Brief

YC Said No

Overview

Project
YC Said No
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) + 1080x1080 (1:1)
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Intercept founders in the post-YC-rejection window. Empathy and reframe first, then solution. No negative personalization — attack the situation, never the founder.

Target Audience

Stanford alumni + founders; layered onto site retargeting to catch the post-YC-rejection segment. High intent (recently rejected), high emotion (identity sting).

Metrics / Data (CMO)

Budget: $5,000 shared. Highest emotional state in the set — expect higher CTR but watch for low-quality clicks.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
The best accelerator might not be the obvious one.
Subhead
YC said no. You're still a Stanford founder.
Copy
A rejection email isn't a verdict on your company. The best accelerator for you might not be the one everyone applies to. StartX is the non-profit community for Stanford founders. No equity, no fees, and stats as good or better than any accelerator except YC. You're already Stanford. We make that mean something in the hardest moments. Applications closed, but we reopened a few. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply

A04

Creative Brief

They Started at StartX

Overview

Project
They Started at StartX
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) + 1080x1080 (1:1)
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Proof-forward authority handover — let the unicorn names do the persuading. One variant per vertical (crypto, AI, biotech, consumer). The names ARE the argument.

Target Audience

Stanford alumni + founders filtered by industry vertical. Solution-aware, status-driven. Variants: crypto (Alchemy, OpenSea, Protocol Labs), AI (Turing, Sourcegraph), biotech (Orca Bio, Freenome + StartX Med), consumer (DoorDash, Life360, Eight Sleep).

Metrics / Data (CMO)

Budget: $5,000 shared. Swap company names per vertical. Expect highest authority signal in the set.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
No equity. 28 billion-dollar companies.
Subhead
They started at StartX.
Copy
Alchemy. OpenSea. Protocol Labs. Some of the biggest names in crypto started inside StartX, the non-profit community for Stanford founders. No equity. No fees. 28 StartX companies are now worth over $1B. If you're building the next one, applications just reopened. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply

A05

Creative Brief

Not an Accelerator

Overview

Project
Not an Accelerator
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) + 1080x1080 (1:1)
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Reframe for experienced/Series A founders who don't want 'another program with homework.' Pivot from accelerator to community. Low commitment, real leverage.

Target Audience

Stanford alumni + founders at Series A or repeat founders. Aware and skeptical of programs (objection: I don't want homework).

Metrics / Data (CMO)

Budget: $5,000 shared. Expect lower volume but higher quality from this segment.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
Keep your equity. Keep your time.
Subhead
Not an accelerator. A community.
Copy
You've built before. You don't need another program with homework and a demo day. StartX is a community, not an accelerator. Keep all your equity, plug into the best founders at Stanford, and pull customized resources only when you need them. Low commitment, real leverage. 28 StartX companies are now worth over $1B. It's free. Applications closed, but we reopened a few. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply

A06

Creative Brief

Turn Your Lab Into a Company

Overview

Project
Turn Your Lab Into a Company
Client name
StartX
Type of Creative
Paid Social — LinkedIn
Channel
LinkedIn
Format
LinkedIn Single Image · 1200x627 (1.91:1) + 1080x1080 (1:1)
Objective
Lead — Application
CTA Destination
startx.com/apply

Key Dates and Timeline

Brief Assigned
Wednesday, June 10, 2026
Round 1 Due (internal review)
Friday, June 12, 2026
Round 2 Due (updates · internal review)
Saturday, June 13, 2026
Round 3 Due (client presentation)
Sunday, June 14, 2026

Creative Approach / Strategy

Goal of Paid Social — LinkedIn

Reach Stanford faculty/professors with a transformational outcome message. Lead with what's possible (lab → company), not what StartX is. 85+ professors have already done it.

Target Audience

Stanford + faculty / professor / PI titles and research fields. Low emotional (not actively shopping), specific high value.

Metrics / Data (CMO)

Budget: $5,000 shared. Smallest audience but highest per-lead value. Niche targeting critical.

Content

LinkedIn Single Image · Asset library: file:///Applications/MH1/harness/clients/startx/StartX Brand & Marketing Archive

Copy — initially generated by AI; tweak before designer handoff

Headline
For Stanford faculty. No equity taken.
Subhead
Turn your lab into a company. Keep all of it.
Copy
Stanford faculty: your research could be a company, and you don't have to give up a point of equity to get help building it. StartX helps professors turn research into companies, with mentors who've done it, a network of Stanford faculty founders, and $1M+ in perks. 85+ professors have already built with us. Applications closed, but we reopened a few. See if you're a fit.
CTA Lead-in
CTA
See if you're a fit

Art Direction — visual notes for designer; client-approved examples below

Background

Product

Layout

CTA Destination (repeated)

startx.com/apply