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Bersyn

See what AI says about your product. Fix what is wrong.

Bersyn measures how ChatGPT, Claude, Perplexity, and Gemini describe your B2B SaaS product to buyers, classifies the gaps, and generates the content that closes them. Reykjavík, Iceland.

www.bersyn.com Reykjavík, Iceland Joined on May 22, 2026 hello@bersyn.com Employees: 1

Gissur Runarsson

Jun 25

I asked four AI models where to deploy a SaaS app in 2026. Three of them never mention Railway, Render or Fly.

#webdev #devops #ai #startup

3 min read

Gissur Runarsson

Jun 24

ChatGPT and Claude flatly disagree about which developer tools to recommend. I have the receipts.

#ai #devtools #chatgpt #startup

4 min read

Gissur Runarsson

Jun 24

I asked four AI models which authentication tool to use, then scanned the challengers. Auth0 and Okta own the answer. Here is who AI ignores.

#ai #saas #authentication #geo

5 min read

Gissur Runarsson

May 22

We ran Bersyn on Bersyn — what ChatGPT, Claude, Perplexity and Gemini are saying about our own brand

#showdev #ai #geo #saas

8 min read

Gissur Runarsson

May 22

Bersyn — what the name means, where it came from, and what it is not

#saas #startup #marketing #branding

7 min read

Gissur Runarsson

May 22

We scanned 8 B2B SaaS companies across 5 categories. ChatGPT named the same 12 brands in every answer.

#geo #ai #saas #startup

4 min read

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