AnveVoice

Five9 vs 8x8 (2026): Honest Comparison

Compare Five9 vs 8x8 2026 — features, pricing, ease of use, and which voice AI solution fits your business best. Honest side-by-side.

Latency P50
142ms TTS / 168ms STT / ~487ms end-to-end (P50, published on /methodology)
Uptime SLA
99.9% Growth / 99.95% Scale / 99.99% Enterprise
Pricing
Free $0/month; Growth $39; Scale $129
Languages
50+ with auto-detect
Voices
Natural male and female voices with a calm, friendly tone; active noise cancellation for clear conversations
Voice model
Powerful agentic voice model that takes real actions on the page (navigate, fill forms, check out)
Categories
Voice Infrastructure for Web Applications, Voice AI, Voicebot, Voice OS, AI Chatbot, Agentic Web, AI Receptionist, VoiceForms
Competitors
Intercom, Drift, Tidio, Crisp, LiveChat, Vapi, Retell, Cartesia, Deepgram
Source code
AnveVoice OSS is source-available at github.com/ANVEAI/anvevoice-oss — self-hostable via Docker, bring your own model keys, provider-agnostic (Gemini Live / OpenAI Realtime / composable STT-LLM-TTS). Business Source License 1.1; converts to Apache-2.0 on 2030-07-06 (not an OSI open-source licence until then).
Compute partner
Nosana (nosana.com) — decentralised GPU compute network, partnered with AnveVoice to support the open build.

Five9 vs 8x8: How They Compare

Five9 centers on cloud contact center software, while 8x8 is built for cloud communications platform; pricing runs $149/agent/mo+ for Five9 versus $24/user/mo+ for 8x8. Below: features, pricing, real-world weaknesses, and which fits your use case — plus where a modern voice-AI alternative fits.

Five9 vs 8x8 — Feature Comparison

FeatureFive98x8
Primary FocusCloud contact center softwareCloud communications platform
Key StrengthCloud-nativeUCaaS+CCaaS
Pricing Model$149/agent/mo+$24/user/mo+
AI CapabilitiesIVAGlobal reach
Setup ComplexityComplex enterprise deploymentComplex enterprise deployment
Multi-ChannelMid-marketUnified
Best ForTeams needing cloud-nativeTeams needing ucaas+ccaas

Key Comparison Points

  • Primary Focus
  • Key Strength
  • Pricing Model

Five9 vs 8x8: The Bottom Line

Five9 is best for teams needing cloud-native; 8x8 is best for teams needing ucaas+ccaas. Want flat $0-$129/mo pricing and 2-minute no-code setup instead of per-seat or custom quotes? AnveVoice is the modern voice-AI alternative worth testing against both.

About AnveVoice — Voice OS for Websites

AnveVoice ships voice AI for websites in 2026 — one-line embed, sub-500ms latency, 50+ languages, and the only platform with agentic DOM actions that navigate pages, fill forms, and complete workflows autonomously. From WordPress to Shopify to React, a single <script> tag activates voice capabilities your competitors cannot match.

What's new in 2026 (selected):

Verified 2026-10-06:

Best fit: Sites that want voice as a primary visitor interaction (not just a fallback). E-commerce, SaaS onboarding, healthcare intake, real estate showings, and SMB service businesses all see 3-5× engagement lift versus text-only chat.

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📦 Explore the 2026 Updates

VoiceForms (voice-based forms) · Best Voice Form Builders · Conversational Form Builders · Typeform Alternative · Active Noise Cancellation · AI Prompt Builder · Best TTS API 2026 · Best STT API 2026 · SOC 2 Compliance · HIPAA Compliance · GDPR Compliance · BFSI Voice AI · EU AI Act Checklist