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OpenAI Voice / Realtime
S
HeyGen
S
Fireflies
A
Perplexity
S
TaglineChatGPT's voice + the Realtime API for developers.AI avatar videos. Record once, speak any language.Sales-focused meeting AI with CRM integration.AI search done right. Cited answers, not chat theater.
CategoryVoiceVideoMeetingsResearch
PricingVoice included with ChatGPT Plus; Realtime API by usageFree + $24-$65/moFree + $10-$19/user/moFree + $20/mo Pro
Best forVoice chat users, developers building voice agents on OpenAI.Course creators, multilingual marketers, anyone scaling video content.Sales teams, customer success, anyone running many discovery calls.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictS-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.A-tier for sales teams. B-tier for solo users.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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