Bruno Koba

Founder

Founder at Astor

Sao Paulo, Brazil

Writes $250K – $5M checks · typically $3M

Latest on 𝕏

Bruno Koba @brunokoba_

Fintech marketing has gone too far I can't be the only one who thinks this sort of post is net negative for a company who sells financial products https://t.co/mGI6H1Kukq

Jul 31, 2026 · ♥ 2

Bruno Koba @brunokoba_

Genuinely confused whether this video is AI or not https://t.co/tQ6LqSaNd1

Jul 31, 2026

Bruno Koba @brunokoba_

Crazy how less than a year ago we were discussing who'd win the AI browser wars. The answer: Chrome with LLM plugins won.

Jul 30, 2026 · ♥ 1

Founder at Astor YC S25

Intro paths

Bruno went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Jon Xu, General Partner at Y Combinator — the partner who ran Astor's batch and knows the company first-hand. YC profile ↗

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In turn, Bruno can intro founders to Astor's investors below.