
AI Detector – Free AI Checker: Fast, Accurate & No Sign-Up
Free tool to detect AI-generated text instantly, no sign-up required.
new_user___1862026e2883cc743d726f7 · Product Hunt
AI DETECTOR Probably the best AI detector with free no sign-up access.
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Free tool to detect AI-generated text instantly, no sign-up required.
new_user___1862026e2883cc743d726f7 · Product Hunt
AI DETECTOR Probably the best AI detector with free no sign-up access.

Free AI chat with multiple models (Grok 4 Fast, DeepSeek V3.1) requiring no login.
Free AI for Everyone — 无需登录、完全免费的 AI(模型包括 Grok 4 Fast、DeepSeek V3.1 等)。可选择的模型以后可能会有所调整,但这个服务会长期提供,并且完全免费

Take AI-scored PTE Core practice tests with instant feedback.
phrasel_service · Product Hunt
Phrasel AI-powered PTE Core practice, feedback, and mock tests

AI assistant that answers questions with detailed reasoning, no login required.
QWQ AI Assistant — 免费提供经过深思熟虑且富有详细推理的答案的 AI 助手,不需要登录

Give AI agents a structured way to request human approval with safe retries and verification.
@GetAgentHail · X
AgentHail — a control layer for AI agents to request approval, execute work, and return verifiable results. Would you sign up or leave?

Take a 12-archetype assessment to discover your psychological profile, then chat with AI about your results.
u/Top_Succotash_6533 · Reddit
Roast this: Built a 12-archetype assessment + an AI you can talk your results through with Solo builder here. I've been heads-down on The Art of Soulcraft and I'd love this community's eyes on the experience — not the content. What it is: a self-reflection tool built around 12 archetypes. You can poke around the site using a sample assessment to get a feel for the flow. But the real payoff is Mira, an AI companion — and here's the key: Mira works off your own results, so to actually

Autonomous AI research engine that generates full academic papers with real citations from a prompt.
@fedeponte1 · X
my first saas. i think i built something people actually want and completely failed at the business side. would genuinely love help. openpaper ( writes full, cited research papers from a prompt. research, outline, writing, real citations, export. the honest numbers: - ~2,300 signups - ~1,500 generated a full paper. people actually use it. - ~5 have ever paid. ~$45/mo. activation is great, revenue is basically zero. i've been staring at this for weeks. the paywall is on export (pay ~$12 to download the pdf). but the full cited paper is right there on screen, free, you can read it and copy-paste it. so i'm charging for the gift wrap after handing over the gift. almost nobody even reaches checkout. 76% generate exactly one paper and leave. one-and-done, so subscriptions make no sense. the audience is mostly students and researchers on personal gmail, all over the world, almost none on university or company emails. traffic is x and github. so i genuinely can't tell

Score whether a website is AI-generated or hand-coded (0-100).
@mukparekh · X
I built tool for fun. roast website Free. No signup

AI widget that answers customer support questions from approved sources on your website.
@titask420 · X

Compare and evaluate AI models across coding, reasoning, agents, and other benchmarks.
davidtsong · HN
Benchmarklist: track AI benchmarks (2.4k+), models, and capabilities

Explore community-reviewed AI prompts organized by tool, category, and workflow.
@Utsabpanday · X

Scan any website to show what AI assistants see when crawling it.
builderwrench · HN
Show HN: Free tool that shows what AI assistants see when they crawl your site