Built on 860+ peer-reviewed studies in personality psychology, persuasion science, and communication effectiveness.
Costa & McCrae • Cialdini • Kahneman • Petty & Cacioppo

Know Before You Send

Pre-Send Intelligence for B2B teams

COS scores your message using personality psychology and engagement science — so you send with confidence, not hope. See which buyer personalities you reach and which you are missing.

0 / 50 min

60-second analysis • No account required • Your content stays private

"Your report has basically become mandatory reading for all leaders in the company."
Sean Gwaltney, Sr. Director Product Marketing, Qumulo

Same Message. Two Scores. One Gets the Reply.

Before — COS Score: 3.4/10

"Our revolutionary AI platform leverages cutting-edge machine learning to streamline your workflows and boost productivity."

COS flags: Only resonates with big-picture thinkers (High Openness). Missing specifics for analytical buyers, proof for cautious buyers, and warmth for relationship-oriented buyers.

After — COS Score: 9.1/10

"Your sales team spends 12 hours a week on admin. Our clients cut that to 3. Here is how one team did it in 30 days."

COS shows why: Specific numbers satisfy analytical buyers. Timeline reassures cautious ones. "Team" language connects with relationship-builders. Concrete proof grounds the vision.

COS scorecard showing engagement score, target audience profile, and what's working in the analysis

How It Works

1

Paste Your Message

Drop your cold email, LinkedIn message, or sales copy into the form above. No account needed.

COS input area — paste your email, LinkedIn post, or any B2B content to analyze
2

Get Your Score

In 60 seconds, see your engagement score and which buyer personalities you reach vs. miss.

COS analysis results showing what's working, improvements needed, and a quick take summary
3

Send With Confidence

Sign up for targeted rewrites that broaden your appeal while keeping your voice.

COS next steps — actionable follow-up suggestions including research variants and follow-up sequences

Simple Pricing

Early Adopter Pricing
Solo
$24.50/mo

50 analyses/month • PDF exports

Start Free Trial
Team
$99.50/mo

Unlimited analyses • 5 users

Start Free Trial
Enterprise
Custom

API access • Unlimited users

Book a Demo

7-day free trial on all plans. Cancel anytime — no contracts, no awkward conversations.

Frequently Asked Questions

Is this ethical? Is personality-based marketing manipulation? +
Think of it like learning Spanish to communicate with Spanish speakers—you are not manipulating them, you are adapting to their communication style. COS has built-in ethical guardrails: we help you communicate more effectively, not deceive. High-pressure manipulation tactics actually score poorly in our Cognitive Autonomy framework.
How is COS different from ChatGPT with personality prompts? +
ChatGPT can generate personality-adapted content if you know what to prompt for. But COS analyzes your existing content (not generating new), shows you exactly which personality types you are missing with quantified scores, uses four complementary psychology frameworks (not one), and preserves your authentic voice instead of replacing it.
Do you offer refunds if COS does not help? +
Every plan starts with a 7-day free trial. Cancel anytime during the trial and you will not be charged. If you continue and are not satisfied, email us within 30 days for a full refund — no questions asked.
Is my content private and secure? +
Your copy stays private. Analysis happens in real-time; we never store, share, or use your content for training. Enterprise plans include additional security options and SSO.

Your Prospects Are Not Ignoring Your Message

They are processing it through a personality filter you did not design for. COS shows you that filter — in 60 seconds — so you can write copy that passes through it instead of bouncing off.

Score My Message Free Book a Demo

No credit card required • Your content stays private