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Overview
Swayable provides a pre-testing platform that measures ad and message effectiveness before launch. It uses randomized controlled trials and data science to isolate the persuasive impact of each asset and analyzes custom audience segments, gathering insights from thousands of participants within about 24 hours. Major brands like Airbnb, Amazon, Meta, Paramount, T-Mobile, and Uber rely on it to save money and improve communications by identifying what works best. As a public benefit corporation, its goal is to help brands optimize ads and messages with truthful reporting and measurable results.
About Swayable
Industries
Data & Analytics
Consulting
Enterprise Software
Company Size
51-200
Company Stage
Seed
Total Funding
$260K
Headquarters
San Francisco, California
Founded
2017
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Simplify's Take
What believers are saying
- April 2026 AI updates add conversational analysis, speeding enterprise adoption.
- Swayable still serves Amazon, Airbnb, T-Mobile, DoorDash, and Paramount.
- March 2026 ARF appointment expands partnerships with advertisers, agencies, and research buyers.
What critics are saying
- Google, Meta, and Adobe can bundle pre-testing into existing ad stacks by 2027.
- AI-generated slideware commoditizes Swayable's core workflow, shrinking premium pricing power.
- If enterprise clients distrust synthetic persuasion scoring, Swayable's public-benefit brand loses relevance.
What makes Swayable unique
- Patented RCT pre-testing gives Swayable causal proof before launch, not vanity metrics.
- 2026 Insights Factory turns test results into PowerPoint presentations within minutes.
- ARF board seat for James Slezak strengthens Swayable's scientific credibility in marketing research.
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Funding
Total Funding
$260k
Below
Industry Average
Funded Over
2 Rounds
Y CombinatorIndustry standards
Benefits
Health Insurance
Paid Vacation
401(k) Retirement Plan
Equity Options
Professional Development Budget
Hybrid Work Options
Growth & Insights and Company News
6 month growth
↑ 4%1 year growth
↑ 4%2 year growth
↑ 3%James Slezak, CEO of Swayable, has been appointed to the Advertising Research Foundation Board of Trustees for 2026. The ARF, founded in 1936, comprises over 400 top advertisers, agencies and research firms, and trustees guide its mission to advance scientific practice in advertising and marketing. Swayable is a creative pre-testing platform that uses randomised controlled trials and machine learning to measure messaging impact. The company, founded by Slezak in 2018, serves major brands including Amazon, Airbnb, T-Mobile, DoorDash and Paramount. Slezak holds a PhD in experimental physics from Cornell University and previously served in senior roles at The New York Times and McKinsey & Company. He currently serves on the World Economic Forum's Global Future Council on Information Integrity.
Tyler Montague joins Swayable as Vice President of Customer & research Success.
Swayable is Hiring for 12 Jobs on Simplify!
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About Swayable
Industries
Data & Analytics
Consulting
Enterprise Software
Company Size
51-200
Company Stage
Seed
Total Funding
$260K
Headquarters
San Francisco, California
Founded
2017
Swayable is Hiring for 12 Jobs on Simplify!
Find jobs on Simplify and start your career today