ElevenLabs vs Twilio

Real-time and file-based voice conversion tool that changes a recorded voice while preserving its original performance.

Localizes and refreshes advertising creative across 50+ languages, with audio dubbing, image adaptation and text translation for Google Ads and Meta Ads.

Audio-to-audio dubbing across 90+ languages and accents that conditions on source performance (not a transcript) to preserve emotion and tone, with voice cloning.

AI-native creative workspace unifying voice, music, sound-effect, image and video generation with dubbing/localization, editable in a browser Studio.

Chains image, video, voice and SFX generation into automated visual flows to create unlimited campaign variations from one template.

Instant and Professional voice cloning (IVC/PVC) that creates a synthetic replica of a speaker's voice.

Music generation, remixing and creation product ("Listen, remix, and create tracks"), built on the Music v2 engine, targeted at independent musicians.

Creates videos from images and integrates AI voice, using a credit-based system.

End-to-end workflow for producing audiobooks, podcasts and narrated videos, integrating Voice Library, Voice Design, Professional Voice Cloning and Eleven Music.

Generates sound effects from text prompts, with royalty-free commercial usage rights on paid plans.

Generates customized synthetic voices from text descriptions, powered by the Text to Speech v3 model.

Removes background noise, isolates vocals and removes music from audio or video recordings.

Unified programmatic API for ElevenLabs' audio AI models (speech, voice, music, sound effects, dubbing, transcription), billed per usage from the shared credit pool.

Generates speech from text in a range of voices and languages, in the browser and through an API.

Transcribes audio to text with speaker labels and word-level timings.

Builds and runs voice AND chat agents that handle customer conversations over the phone, on the web and in chat, with enterprise integrations into CRM, payment and calendar systems.

Generative-AI assistant inside Twilio Flex that gives contact-center agents customer context, live suggested responses via "Ask Copilot," and AI-generated wrap-up notes with sentiment and disposition codes.

Composable AI-assisted contact-center platform that orchestrates escalation from automated self-service to human agents across voice, SMS, WhatsApp and email.

Applies prebuilt and custom language operators to live and recorded voice and messaging conversations to produce transcripts, sentiment, intent, summaries and agent-performance signals.

Service that extracts observations from customer conversations across channels into identity-resolved profiles and exposes them to AI and human agents through a semantic-search recall API.

Voice AI service that bridges a Twilio phone call to a developer's own LLM over a WebSocket, handling speech-to-text, text-to-speech, interruption handling and language detection.

Managed knowledge store that ingests an organization's policies, documents and reference material and serves grounded retrievals to AI agents and human responders inside Twilio Conversations.

Framework for building customer-aware autonomous assistants across voice and messaging channels, with built-in customer memory, tool-calling, a managed RAG knowledge pipeline and safety guardrails.