
Captcharoo
Proof of humanity, check that you're not talking with an AI
Captcharoo launched on April 17, 2023 with 88 votes, #715 of 4,853 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
Captcharoo lets you verify that you're chatting with a real human. How it works 🔐 Lock a secret phrase behind a Captcha 💬 Send the link to someone ✅ Have them solve it and tell you your phrase!
Lock a secret phrase behind a Captcha and have suspected bots try to fill it out!
Does a similar job
all alternatives →
Humans Not Invited2018 · humansnotinvited.com · ▲237CAPTCHA that filters out humans and only lets programs pass
- NSNot sure you're talking to a human? Create a human check2024 · r-u-human.com · ▲178


No CAPTCHA reCAPTCHA2014 · cloud.google.com · ▲181Google's update to CAPTCHA just asks if you're robot
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Source: Product Hunt launch ↗
Launched alongside, April 2023
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- G4
Hi HN, Today we’re launching GPT-4 answers on Phind.com, a developer-focused search engine that uses generative AI to browse the web and answer technical questions, complete with code examples and detailed explanations. Unlike vanilla GPT-4, Phind feeds in relevant websites and technical documentation, reducing the model’s hallucination and keeping it up-to-date. To use it, simply enable the “Expert” toggle before doing a search. GPT-4 is making a night-and-day difference in terms of answer quality. For a question like “How can I RLHF a LLaMa model”, Phind in Expert mode delivers a…
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