AI Tools · head to head
Deepgram vs ProtoPie

Deepgram
AI Tools
Voice AI API platform for speech-to-text, text-to-speech, and voice agents
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Deepgram pricing is entirely usage-based, so total cost can be harder to predict than flat subscription tools.; ProtoPie the free plan allows 2 prototypes, 8 scenes per prototype and 50MB of cloud storage
- They diverge on capability: Deepgram covers Flux speech-to-text, ProtoPie covers Interactive prototyping.
Where they differ
Only the attributes on which Deepgram and ProtoPie actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Deepgram
- Flux speech-to-text
- Flux text-to-speech
- Voice Agent API
- Real-time and batch processing
- Self-hosted deployment
- Audio intelligence
Only in ProtoPie
- Interactive prototyping
- Data binding
- Advanced interactions
- Animation
- Collaboration
- Cloud sharing
- Device testing
- Code export
What people use each for
The jobs each tool is most often brought in to do.
Deepgram
- Building real-time voice agents for customer supportnot ProtoPie
- Transcribing recorded audio at scale via batch STTnot ProtoPie
- Adding conversational text-to-speech to voice applicationsnot ProtoPie
- Self-hosting speech models for data residency requirementsnot ProtoPie
ProtoPie
- Building high fidelity interactive prototypes without codenot Deepgram
- Prototyping multi device and hardware interactionsnot Deepgram
- Sharing prototypes with stakeholders for testingnot Deepgram
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Deepgram
- Pricing is entirely usage-based, so total cost can be harder to predict than flat subscription tools.
- The Growth plan requires a minimum $4K/year commitment to unlock discounted rates.
- Enterprise features and custom SLAs require a direct sales conversation rather than self-serve signup.
- Some promotional per-minute rates are time-limited, meaning long-term pricing may differ from current promotional rates.
ProtoPie
- The free plan allows 2 prototypes, 8 scenes per prototype and 50MB of cloud storage
- Free prototypes carry a watermark and shareable links require the Basic plan
- Saving prototypes locally requires the Pro plan
- Team libraries and handoff recordings require the Pro plan
- Basic caps storage at 500MB and prototypes at 20
- Single sign on, private servers, custom fonts and custom hardware integrations are Enterprise only
- Enterprise requires a minimum of 3 seats and is priced by quote
- Connect Core is a paid add on at $20 per user per month
Pricing, plan by plan
Deepgram
Free- Pay As You Go$undefined/mo
- $200 free credit to start
- No minimums or expiration
- No credit card required to start
- Growth$undefined/mo
- Save up to 20% with annual pre-paid credits
- Minimum $4K/year commitment
- Credits applied against actual usage
- Enterprise$undefined/mo
- Custom pricing for large-scale deployments
- Dedicated support and contracts
ProtoPie
Free- FreeFree
- Limited prototypes
- Cloud storage
- Basic sharing
- Professional$25/month
- Unlimited prototypes
- Advanced interactions
- Collaboration
- Enterprise$75/month
- Everything in Professional
- Team features
- Advanced security
Which should you pick?
Choose Deepgram if
- You need flux speech-to-text.
- You want to start without paying.
- You work on web, api.
- You also want flux text-to-speech.
Choose ProtoPie if
- You need interactive prototyping.
- You want to start without paying.
- You work on Windows, Macos, Web, Ios, Android.
- You also want data binding.
Questions people ask
- Is Deepgram or ProtoPie better?
- Neither clearly leads. Deepgram starts at Free and ProtoPie at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Deepgram or ProtoPie?
- Deepgram starts at Free and ProtoPie at Free.
- Does Deepgram or ProtoPie run on more platforms?
- Deepgram runs on web, api. ProtoPie runs on Windows, Macos, Web, Ios, Android.
- Can I use Deepgram for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Deepgram best used for?
- Deepgram is most often used for building real-time voice agents for customer support, transcribing recorded audio at scale via batch stt, adding conversational text-to-speech to voice applications, self-hosting speech models for data residency requirements. Of those, building real-time voice agents for customer support and transcribing recorded audio at scale via batch stt are not what ProtoPie is typically brought in for.
- What can Deepgram do that ProtoPie cannot?
- Deepgram covers Flux speech-to-text, Flux text-to-speech, Voice Agent API, Real-time and batch processing. ProtoPie covers Interactive prototyping, Data binding, Advanced interactions, Animation.
Answered from the vendors’ own pages
Deepgram: What does Deepgram cost?
Deepgram uses usage-based pricing starting with $200 in free credit, pay-as-you-go rates per minute or per character, a Growth plan with annual pre-paid credits requiring a $4K/year minimum, and custom Enterprise pricing.
SourceDeepgram: Is there a free plan, and what are its limits?
New users get $200 of free credit with no credit card required, which can be applied to speech-to-text, text-to-speech, or voice agent usage before any payment is needed.
SourceDeepgram: How is usage metered?
Usage is metered per minute of audio for speech-to-text and voice agent calls, and per 1,000 characters for text-to-speech, with add-ons like redaction and entity detection billed separately per minute.
SourceRelated pages
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- ProtoPie vs Playground AI
- ProtoPie vs Corel Painter
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- ProtoPie vs Krea
- ProtoPie vs Magnific
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