AnveVoice

ElevenLabs vs Deepgram (2026): TTS vs STT Leaders Compared

Compare ElevenLabs and Deepgram for voice AI infrastructure. Text-to-speech vs speech-to-text — capabilities, pricing, and when you need both.

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.

ElevenLabs vs Deepgram: How They Compare

ElevenLabs leads in voice synthesis. Deepgram leads in voice recognition.

ElevenLabs vs Deepgram — Feature Comparison

FeatureElevenLabsDeepgram
Primary FunctionText-to-speech (TTS) and voice synthesisSpeech-to-text (STT) and audio intelligence
Core StrengthMost natural-sounding AI voices in the industryFastest, most accurate speech recognition at scale
Starting Price$5/mo (Starter) — 30,000 charactersPay-as-you-go STT at $0.0043/min
Voice CloningIndustry-leading voice cloning from short audio samplesNo voice cloning — not a TTS platform
Real-Time StreamingStreaming TTS with sub-300ms first-byte latencyStreaming STT with sub-200ms latency
Language Support29 languages with natural pronunciation36+ languages for transcription
API DesignREST and WebSocket APIs for TTS generationREST and WebSocket APIs for transcription and analysis
Audio IntelligenceNot applicable — output-focused, not analysisSentiment analysis, topic detection, summarization, and diarization
Enterprise FeaturesCustom voice models, pronunciation dictionaries, SSMLCustom vocabulary, on-prem deployment, and redaction
TTS OfferingCore product — multiple voice models and stylesAura TTS — newer offering, less mature than ElevenLabs

Key Comparison Points

  • Primary Function
  • Core Strength
  • Starting Price

ElevenLabs vs Deepgram: The Bottom Line

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

Most voice AI vendors solve transcription and synthesis. AnveVoice solves something harder: voice-driven execution on a live web page. One-line embed activates sub-500ms streaming voice, 50+ languages, plus the agentic DOM layer that fills forms, navigates URLs, and triggers UI events on visitor command. Ships free for 50K tokens/month with no card.

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