Pulse Line
Deep insights on AI, startups, and business — written for founders, builders, and operators.
- Indexed issues, last 90 days
- 10
- Latest publication
- Sep 9, 2026
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- Aug 11, 2026
Latest issues
Master the 15+ AI Tools Giving People a Head Start in 2026 (Live This Saturday) (opens the original)
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PulseLine is becoming Brief Stak (opens the original)
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Hi,I have an important update about PulseLine.PulseLine is moving to a new home and becoming Brief Stak.This is not the end of the newsletter. It is the next version of it.Brief Stak will have a clearer focus on:AIBusinessStartupsVenture capitalEmerging opportunitiesThe trends and shifts worth paying attention toThe goal stays simple: cut through the noise and help you understand what actually matters.What changes?The publication name will change from <
AI Can Help You Get Hired Faster. But Most Job Seekers Are Using It Wrong. (opens the original)
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You can send 100 job applications and still have no idea why nobody is replying.Maybe your resume looks professional.Maybe you used ChatGPT to write a polished cover letter.Maybe you applied to every role that looked remotely suitable.But days pass.Your inbox stays quiet.When a rejection finally arrives, it is usually a generic message that tells you nothing about what went wrong.This is the frustrating reality of the modern job search.AI was supposed to make the process easier. Instead, it has
Stop Collecting AI Tools. Start Building a Service People Will Pay For. (opens the original)
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AI is everywhere.Every week, a new tool promises to help you write faster, design better, automate work, create videos, or grow a business.It feels exciting at first. You open new accounts. You watch tutorials. You save long lists of tools. You may even test a few prompts.But after all that activity, one important question is often left unanswered:How can I turn these tools into a service that someone may actually pay for?That is where many beginners get stuck.The problem is usually not a lack o
Stripe Wants to Own AI’s Gross Margin (opens the original)
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Stripe agreed to buy OpenRouter, a gateway already processing more than 10 trillion AI tokens per day across 400-plus models. Reuters reported the deal at slightly more than $8 billion, although Stripe did not disclose the purchase price.The obvious question is why a payments company wants an AI model router. The better question is what Stripe could do if it knows both what an AI company earns from each customer and what the intelligence behind that product costs.Unlock the Full AnalysisUpgrade
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