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Takahiro KojimaHOWAI is what Cookpad did for cooking — but for AI prompts. A community where people share step-by-step AI workflows, rated by everyone who tries them. Each recipe gets a reproducibility score— HIGH, USER REPRODUCED, or NEEDS UPDATE — so you know what works before wasting your time. Try a recipe, leave a practice report. The score updates automatically. Good prompts rise. Outdated ones get flagged. Built in Japan. Launching here to see if the concept travels.
About HOWAI on Product Hunt
“HOWAI: Stop wasting time on AI prompts that don't work.”
HOWAI was submitted on Product Hunt and earned 1 upvotes and 1 comments, placing #90 on the daily leaderboard. HOWAI is what Cookpad did for cooking — but for AI prompts. A community where people share step-by-step AI workflows, rated by everyone who tries them. Each recipe gets a reproducibility score— HIGH, USER REPRODUCED, or NEEDS UPDATE — so you know what works before wasting your time. Try a recipe, leave a practice report. The score updates automatically. Good prompts rise. Outdated ones get flagged. Built in Japan. Launching here to see if the concept travels.
Who hunted HOWAI?
HOWAI was hunted by Takahiro Kojima. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
Want to see how HOWAI stacked up against nearby launches in real time? Check out the live launch dashboard for upvote speed charts, proximity comparisons, and more analytics.