标签：#startup

Short answer: Choose a transactional email API only after its custom domain verification, DKIM rotation, suppression export, event history, and rollback controls let a small team explain every accepted, deferred, bounced, or blocked message. A transactional email API is only simple while delivery state stays simple. The operational constraint is recovery, not the length of the send request. That is the choice. A low send price is useful, but it can't compensate for a sender identity nobody can rotate safely or a suppression list nobody can inspect. I've been paged for missed jobs and duplicate deliveries. Email creates the same class of incident: an application retries because it can't tell what happened, then either drops a message or sends it twice. Treat the provider as one part of a delivery system, not as a Send() function with a receipt. What should a startup verify in a simple transactional email deliverability API? Start with a short proof, using a subdomain that is separate from employee mail. Verify that the service can establish the custom domain through DNS records you control, show each record's status independently, and preserve the previous signing configuration while a new DKIM selector is being rolled out. A single green "verified" badge isn't enough evidence for a runbook. Then trace one synthetic message from the application's request ID to the provider's message ID and onward to the final event. The API should distinguish request acceptance from actual delivery. Those are different states, and collapsing them makes retry policy dangerous. Check how long event data remains queryable, whether webhook events can be replayed or recovered, and whether a human can export the same data during an incident. Suppression management deserves its own test. You need to know what creates a suppression, its scope, how it is queried, and what review is required before removal. An unsubscribe, a permanent delivery failure, and an operator block may all prevent a s

Surging demand for AI training data is driving rapid growth for the startup and its rivals.

Investors want founders who understand the financial reality of their business. Messy data, misunderstood metrics, or waiting until you’re nearly out of cash to start fundraising can cost founders leverage, valuation, and even a term sheet. In this episode of Build Mode, host Isabelle Johannessen sits down with Sasha Orloff, founder and CEO of Puzzle […]

Runlayer and Rippling have dropped their lawsuits. No money was paid. Rippling celebrated by releasing a competing product.

Founded in 2022, Castelion set out to manufacture hypersonic weapon systems at a lower cost and at faster speeds than traditional defense primes.

Build-in-public note, no fireworks. Why bother Search Console in mid-August was blunt: 6 of 1,098 pages indexed, the rest stuck at "Discovered – currently not indexed", and the Links report empty. Zero external backlinks. The site has a thousand free session pages that nobody can find because nothing points at them. Directories are the cheapest way to get the first handful of pointers, and they are also the corpora that AI assistants read when someone asks "what tools show SPX gamma exposure". So the goal was never traffic. It was (a) backlinks and (b) third-party mentions. What went in The same card everywhere: SPX dealer positioning rebuilt from the 0DTE tape; zero-gamma flip, call/put walls, hold band; every finished session free; a backtest Lab; an MCP server; no buy/sell signals. Logo from the favicon, three screenshots (terminal, the measured book, the Lab), category Finance / Investing wherever the menu allowed it. Done and live: Capterra, AlternativeTo, the official MCP registry (and glama.ai, which pulls from it), TradersList, Firsto, TinyLaunch, Startup Fame, Indie Hackers. Submitted and waiting on a human: StartupStash. Product Hunt is scheduled, one shot only. What we skipped, and why — this is the useful part Anything that wants a badge on our homepage for the free tier (Huzzler, Startup Fame's final step). The card is filled and sits unpublished. A measurement terminal with "featured on" stickers on it is a different product. AI-tool directories (Futurepedia, There's An AI For That). $300–$500 for a listing in front of an audience that wants image generators. The MCP server technically qualifies; the economics do not. Hashnode. Published a 1,300-word engineering write-up; AutoMod archived it within the hour as "this type of content" on a free subdomain, with an upsell to Pro. The Markdown is saved; it will go out on dev.to instead. Reddit. Not a channel for this product. Decided, not deferred. Paid "we submit you to 140 directories" packages. Every one

We’re thrilled to unveil the 2026 Startup Battlefield 200, our annual handpicked list of the 200 most promising early-stage startups from around the world.

If you’ve been circling around Disrupt, then now’s the best time to lock in your pass and start getting ready to join the rest of the startup community gathering in San Francisco from October 13-15 at Moscone West!

AI-native account startup Rillet became a unicorn, led by Iconiq, after it doubled its ARR in the past three months, it said.

The AI buildout shows no signs of slowing. And with hundreds of billions of dollars a year going into data centers and GPUs, compute has become the single biggest cost for anyone building AI products. But for all that spending, there still isn’t a straightforward way to put a price on compute — or for firms to hedge their exposure when the price changes. Silicon Data […]

If you’ve been circling around Disrupt, then now’s the best time to lock in your pass and start getting ready to join the rest of the startup community gathering in San Francisco from October 13-15 at Moscone West!

The investment comes amid Navi plans to go public.

Volunteer at TechCrunch Disrupt 2026 and get an insider's view of how world-class tech events get built and more.

If you have ever tried to win a domain at auction, you probably assumed the game works like eBay: watch the clock, wait for the last eight seconds, fire your bid, walk away with the name. On Namecheap, that does not work. Not "works badly". Does not work. Namecheap's expiring and marketplace auctions close in a daily batch at 11:00 AM ET. Every auction ending that day ends at roughly the same moment, which means there is no quiet corner of the day where you and one other bidder are paying attention. And if a bid lands in the closing window, the auction extends. So the buzzer-beater you were planning gets absorbed and the clock keeps running. The winner is not the fastest click. The winner is whoever set the smartest proxy maximum, on a name they found before anyone else was looking at it. I have been building PounceDomains around that one fact for months, and it is the reason the product looks the way it does. The edge moved from timing to discovery If speed is not the lever, the levers left are: find the good names earlier, and know what they are actually worth before you commit a number. So the engine scans the Namecheap aftermarket around the clock rather than at the bell. You describe the domains you want in plain English, something like "pronounceable 5-letter .com brandables under $50, no numbers or hyphens", and it builds a tuned config you can edit. If your config is too broad, it tells you and tightens it. There are seven scoring lenses you can stack: pronounceable, brandable, exact-match keyword, short premium, dictionary word, two-word combo, and free-text custom criteria. Fast programmatic filters run first, then AI scores what survives, and only domains that clear your threshold become matches. It has graded over 340,000 domains so far. The second lever is the one I care about more. Every match arrives with its receipts The failure mode in domain investing is not missing a name. It is paying $400 for something worth $80 because a free appraisal tool pri

Replit introduces Free Mode, powered by GPT-5.6 Luna, so anyone can turn ideas into working software without worrying about token costs.

If you’ve been circling around Disrupt, then now’s the best time to lock in your pass and start getting ready to join the rest of the startup community gathering in San Francisco from October 13-15 at Moscone West!

Jane Street has installed Etched's first shipped AI cluster system, and was so impressed, it led another massive round, the startup says.

Battery materials startup Anthro Energy has broken ground on a Louisville factory to make electrolytes, including those for solid-state batteries.

Perplexity's India revenue rose about 60% after the Airtel offer ended for new users, even as downloads declined.

The scanning and bloodwork health startup founded by Spotify's founder will officially launch in New York in about a month.