Telnyx Voice API vs Infobip Voice API

Telnyx Voice API8.2Visit Infobip Voice API7.1Visit

Higher score Telnyx Voice API #13 in Voice APIs 8.2/10 Paid ✓ 5 of 5 features Visit Telnyx

vs

Infobip Voice API #24 in Voice APIs 7.1/10 60-day trial Free trial✓ 5 of 5 features Visit Infobip

• Telnyx Voice API fits best

  Feature-rich voice with usage-based pricing

• Infobip Voice API fits best

  Teams wanting a long trial and broad voice tools

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Side by side

Feature	Telnyx Voice API 8.2/10 Visit ↗	Infobip Voice API 7.1/10 Visit ↗
At a glance
Editor score	8.2	7.1
Ranking	#13 in Voice APIs	#24 in Voice APIs
Best for	Feature-rich voice with usage-based pricing	Teams wanting a long trial and broad voice tools
Pricing model	Paid	Paid
Starting price	$500/mo	60-day trial
Free plan	—	—
Free trial	—	60 days
Deployment	Cloud, Browser extension, Mobile	Mobile, Cloud
Platforms	Web, iOS, Android	iOS, Android, Web
Features Telnyx Voice API 5/5 · Infobip Voice API 5/5
Inbound calling	✓	✓
Outbound calling	✓	✓
Phone number support	✓	✓
SIP support	✓	✓
Call recording	✓	✓
Specs
Concurrent call limit	Not checked yet	Not checked yet
SDK languages	JavaScript	JavaScript, Python, Java, Go, PHP, C#, Ruby
Our review
Pros	PSTN calling in more than 130 countries WebRTC, SIP, recording, transcription, TTS, and AI support Automatic tier discounts as usage increases	Supports inbound and outbound calls across PSTN, WebRTC, and SIP Combines IVR, conferencing, recording, streaming, transcription, and TTS Offers API, web, iOS, and Android access with multiple SDK languages
Cons	No free plan is offered Committed pricing starts at $500 per month SIP trunking and carrier charges are priced separately	No free plan is available after the trial Pay-as-you-go pricing varies by country and currency The broad feature set may exceed basic calling requirements
Our verdict	Telnyx Voice API provides REST APIs and call-control capabilities for programmable voice applications. Developers can place and receive PSTN calls, provision phone numbers, control call flows, stream media, transcribe speech, synthesize… Read the review →	Infobip Voice API provides programmable communications for businesses and developers building voice applications. It supports inbound and outbound calls across PSTN, WebRTC, and SIP, with voice-number provisioning, IVR, click-to-call,… Read the review →

Strengths and trade-offs

• Telnyx Voice API — where it wins

  • PSTN calling in more than 130 countries
  • WebRTC, SIP, recording, transcription, TTS, and AI support
  • Automatic tier discounts as usage increases

  Where it doesn't

  • No free plan is offered
  • Committed pricing starts at $500 per month
  • SIP trunking and carrier charges are priced separately

• Infobip Voice API — where it wins

  • Supports inbound and outbound calls across PSTN, WebRTC, and SIP
  • Combines IVR, conferencing, recording, streaming, transcription, and TTS
  • Offers API, web, iOS, and Android access with multiple SDK languages

  Where it doesn't

  • No free plan is available after the trial
  • Pay-as-you-go pricing varies by country and currency
  • The broad feature set may exceed basic calling requirements

• Telnyx Voice API8.2/10 · Paid

  A broad voice API for developers building global calling and AI-enabled communications.

  Visit TelnyxFull verdict →
• Infobip Voice API7.1/10 · 60-day trial

  A broad voice API suite with a 60-day trial and pay-as-you-go pricing.

  Visit InfobipFull verdict →