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VaxVoIP Agent AI SDK vs IPProxy

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

VaxVoIP Agent AI SDK compared with IPProxy
DetailVaxVoIP Agent AI SDK logo VaxVoIP Agent AI SDKIPProxy logo IPProxy
What it doesSIP-to-OpenAI gateway for building real-time multilingual AI voice agents Premium rotating residential, static residential and datacenter proxies in 190+ locations
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Paid
PricingAnnual commercial licensing: 10 concurrent calls $1,480, 20 concurrent calls $2,620, 40 concurrent calls $4,420, 80 concurrent calls $6,420, 160 concurrent calls $8,860, Unlimited concurrent calls $10,680, Unlimited services and unlimited concurrent calls $16,860 (all USD, one year, contact sales) Residential proxies from $4.70/GB (10 GB package with 38% discount, regular $75.80 for $47.00). Larger packages offer greater discounts: 2 GB at $4.90/GB, 5 GB at $4.82/GB, 50 GB at $3.70/GB, and 100 GB at $2.45/GB. Static Residential from $2.56/IP. Datacenter from $9.70/IP. Volume discounts applied
Key features
  • SIP server and IP-PBX integration
  • OpenAI real-time speech-to-speech models
  • Multilingual voice interaction
  • Real-time SIP audio processing
  • Sample source code in C#, VB.NET, and Delphi
  • 30-day fully functional trial
  • Simplified OpenAI integration
  • Commercial B2B deployment licensing
  • HTTP(S) and SOCKS5 protocol support
  • Sticky sessions up to 2 hours
  • Never-expiring residential traffic
  • 99.9% network uptime
What makes it different
  • Gateway handles SIP audio bridging so developers focus on voice-agent logic
  • Direct real-time connection between SIP calls and OpenAI speech models
  • Eliminates complex OpenAI protocol and media integration overhead
  • Includes working sample projects with documentation and demo videos
  • Supports natural multilingual conversations on live calls
  • Traffic never expires and can be used any time
  • Automatic volume discounts up to 35%
  • Instant credential delivery upon payment
  • No contracts or minimum commitments required
Community votes00
DR (Domain Rating by Ahrefs)25 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)440
Citation Flow (Majestic)310
Referring domains (Majestic)950

5 details filled in for both companies.

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