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Visit your Billing page from the dashboard (bottom left corner) to access the Pricing Calculator and estimate your voice call costs based on your specific usage and provider selections.

Full Transparency Pricing

Learn how voice-to-voice interactions are priced, including Convocore’s platform fees, providers’ costs, and concurrency limitations. We believe in complete transparency about what you’re paying for.

💰 Platform Base Fee

Convocore charges a platform fee of 3 cents per minute ($0.03/min) in addition to the provider’s costs. This covers:
  • Infrastructure and hosting
  • Real-time processing and routing
  • Monitoring and analytics
  • Support and maintenance
  • Platform features and integrations
The platform fee is the same across all plans. Your subscription tier determines how many concurrent calls you can handle and what features you have access to.

🎯 Total Cost Breakdown

Your total cost per minute for voice calls = Platform Fee + STT Provider + TTS Provider + LLM Costs + Telephony (if applicable) Example calculation:
  • Platform fee: $0.03/min
  • STT (AssemblyAI): $0.0088/min
  • TTS (Google Cloud): $0.0110/min
  • LLM (GPT-4o Mini): ~$0.002/min
  • Total: ~0.052/minor0.052/min or 5.20 per 100 minutes
We include a 10% markup on provider costs unless you’re on the Enterprise plan. Enterprise users are charged the exact provider costs with no markup.

🎙️ Google Gemini Live - Special Pricing

Google Gemini Live is a unique voice solution that combines all AI processing in one seamless experience. Here’s the complete cost breakdown:

Google Gemini Live Cost Structure

ComponentCost per MinuteNotes
Google Gemini Live$0.02/minGoogle’s AI processing
Convocore Platform$0.03/minInfrastructure & routing
Twilio (Optional)0.010.01 - 0.02/minPhone number costs (if using telephony)

Total Gemini Live Costs

  • Without Telephony: 0.05/min(0.05/min (5 per 100 minutes)
  • With Twilio Phone: 0.060.06 - 0.07/min ($6-7 per 100 minutes)
Google Gemini Live provides an all-in-one voice AI solution, potentially simplifying your stack and reducing the need to manage multiple providers for STT, TTS, and LLM separately.

🔎 Detailed Provider Costs

Here’s a complete breakdown of Speech-to-Text and Text-to-Speech provider costs. All prices include a 10% platform markup (waived for Enterprise plans):

📝 Speech-to-Text Providers

ProviderCost per MinuteBest ForPricing Link
AssemblyAI$0.0088/minBudget-conscious projectsView Pricing
Deepgram$0.0110/minHigh accuracy & speedView Pricing
Gladia$0.0143/minPremium featuresView Pricing

🔊 Text-to-Speech Providers

ProviderCost per MinuteVoice QualityPricing Link
Google Cloud TTS$0.0110/minGood, Standard + Neural2View Pricing
Rime AI$0.0165/minGreat quality/price balanceView Pricing
Twilio$0.0165/minStandard telephonyView Pricing
OpenAI$0.0176/minVery natural voicesView Pricing
Azure$0.0209/minEnterprise-gradeView Pricing
Cartesia$0.0242/minHigh-quality syntheticView Pricing
ElevenLabs$0.0440/minPremium, Turbo enforcedView Pricing
PlayHT$0.0770/minUltra-realisticView Pricing

⚙️ Concurrency Limits

The Voice Suite supports concurrent calls based on your plan:
PlanConcurrent CallsCost per Extra Line
FreeUp to 3 concurrent callsN/A
Pay as you goUp to 10 concurrent calls$5/month per extra line
EnterpriseCustom (50+ available)Contact sales
Concurrent call limits can be increased by purchasing additional Concurrent Call Line add-ons for $5/month each.

🔑 Bring Your Own API Keys

You currently cannot use your own API keys for STT/TTS voice providers. This feature is coming soon!
However, you CAN bring your own LLM API keys:
  • OpenAI (GPT-4o, GPT-4o Mini, etc.)
  • Anthropic (Claude models)
  • Google (Gemini models)
  • And more!
This can reduce your costs by up to 20x for LLM usage. Available on Pay as you go plan and above.
Join our Discord community to stay updated on new features including bring-your-own-keys for voice providers!

📊 Complete Pricing Summary

ComponentCost RangeNotes
Platform Fee$0.03/minFixed platform cost
Speech-to-Text0.00880.0088 – 0.0143/minAssemblyAI is most affordable
Text-to-Speech0.01100.0110 – 0.0770/minGoogle Cloud TTS is most affordable
LLM CostsVaries by modelUse your own keys to save up to 20x
Telephony (Twilio)0.010.01 – 0.02/minOnly if using phone numbers
Concurrency3-10+ callsDepends on plan

Real-World Examples

Budget Configuration:
  • Platform: $0.03/min
  • AssemblyAI STT: $0.0088/min
  • Google TTS: $0.0110/min
  • GPT-4o Mini: ~$0.002/min
  • Total: ~0.052/minor0.052/min or 5.20/100 minutes
Premium Configuration:
  • Platform: $0.03/min
  • Deepgram STT: $0.0110/min
  • ElevenLabs TTS: $0.0440/min
  • GPT-4o: ~$0.005/min
  • Total: ~0.090/minor0.090/min or 9/100 minutes
Gemini Live Configuration:
  • Platform: $0.03/min
  • Google Gemini Live: $0.02/min
  • Total: 0.05/minor0.05/min or 5/100 minutes
Use the Pricing Calculator on your Billing page (bottom left corner of dashboard) to calculate costs for YOUR specific configuration!

🎯 Cost Optimization Tips

  1. Choose the right STT provider: AssemblyAI offers the best value at $0.0088/min
  2. Select affordable TTS: Google Cloud TTS ($0.0110/min) provides great quality for the price
  3. Bring your own LLM keys: Save up to 20x on LLM costs (available on Pay as you go+)
  4. Use efficient models: GPT-4o Mini instead of GPT-4o can reduce LLM costs by 90%
  5. Consider Gemini Live: All-in-one solution at competitive pricing

🔗 Next Steps


Start building transparent, cost-efficient voice-enabled applications with Convocore Voice Suite today! 🚀