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I built a voice AI that responds like a real woman

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Most men rehearse hard conversations in their head. Asking someone out, navigating tension, recovering when things get awkward. The rehearsal never works because you're just talking to yourself.I built vibeCoach : a voice AI where you actually practice these conversations out loud, and the AI responds like a real woman would.She starts guarded. One-word answers, a little skeptical. If you escalate too fast or try something cheesy, she gets MORE guarded. If you're genuine and read the moment right, she opens up. Just like real life.Under the hood it's a multi-agent system : multiple AI agents per conversation that hand off to each other as her emotional state shifts. The transitions are seamless. You just hear her tone change.Voice AI roleplay is a proven B2B category : sales teams use it for call training. I took the same approach and pointed it at the conversation most men actually struggle with.There's a hard conversation scenario too : she's angry about something you did, she's not hearing logic, and you have to navigate her emotions before you can resolve anything. That one's humbling.Live at tryvibecoach.com. Built solo. Happy to answer questions.

HN · launched Mar 25, 2026 · 6 upvotes (top 71%) · 0 views

Niche: ai companion apps · 190 launches, 13 in the last 7 days ▼ -48% · Explore this niche →

Category and tags

  • Horizontal
  • Agent / copilot
  • B2C
  • AI-native
  • Commercial product

Source listing ↗

Could you build this?

Yes It is an application wrapping real-time speech-to-speech APIs (e.g. OpenAI Realtime API or LiveKit with Cartesia/Deepgram) with customized system prompts and persona tuning.

Discussion

13 comments analyzed.

Competitors mentioned: Vapi (voice AI infrastructure), Flight simulator analogy (real-world practice)

Concerns raised: Facebook pixel tracking and privacy implications, Voice AI latency for real-time practice, AI oversimplifies women into patterns rather than individual variation, Practicing with AI cannot fully replace real conversations

Feature requests: Specify which AI/voice technology is being used

Competitors

Other products that read as similar to this one : 1363 launches clear the similarity bar, closest 8 shown.

Attention rank: #1248 of 1364 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 146 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.