Trellis AI vs ElevenLabs
Side-by-side comparison of AI visibility scores, market position, and capabilities
SF YC Stanford AI Lab spinout healthcare automation at General Catalyst/Telesoft-backed; AI agents trained on millions of clinical data points automating prior authorization and document-to-EHR extraction for Fortune 500 providers competing with Cohere Health.
About
Trellis AI is a San Francisco-based healthcare automation platform — backed by Y Combinator with funding from General Catalyst, Telesoft Partners, and executives from Google and Salesforce — providing healthcare providers, pharmaceutical companies, and diagnostic labs with AI agents trained on millions of clinical data points that convert unstructured medical documents into clean structured EHR data, automating the pre-service administrative workflows of document intake, prior authorization processing, and insurance appeal generation. Founded in 2024 as a Stanford AI Lab spinout by Mac Klinkachorn and Jacky Lin, Trellis serves Fortune 500 healthcare customers with a 25-person team focused on eliminating the manual paperwork that delays patient access to care.
$500M Series D at $11B valuation (Feb 2026) — largest voice AI funding round ever. $330M ARR; 1M+ developers using the API. Enterprise customers: Deutsche Telekom, Revolut, Meta, Salesforce. Voices in 32 languages; real-time cloning from 1 second of audio.
About
ElevenLabs was founded in 2022 by Piotr Dabkowski and Mati Staniszewski, two former Google and Palantir engineers who set out to break the language barrier using AI voice technology. The company specializes in AI-powered voice synthesis, cloning, and dubbing, enabling developers and enterprises to generate human-quality speech in over 30 languages. Its core technology combines deep learning models trained on massive speech datasets to produce natural-sounding voices indistinguishable from real humans.\n\nElevenLabs offers a suite of products including its flagship text-to-speech API, voice cloning tools, and an AI dubbing platform that localizes video content while preserving the speaker's original voice. Its products target a broad audience—from indie developers building audio apps to large enterprises deploying voice interfaces at scale. Key differentiators include ultra-low latency streaming synthesis, fine-grained voice customization, and a growing library of pre-built AI voices across accents and styles.\n\nElevenLabs has grown rapidly, surpassing $330M in annualized revenue and serving over 1 million developers. Enterprise clients include Deutsche Telekom, Spotify, and leading media companies. In February 2026, the company closed a $500M Series D at an $11B valuation, cementing its position as the market leader in AI voice. Its APIs power podcasts, audiobooks, video games, and customer service bots worldwide, making ElevenLabs the default infrastructure layer for AI-generated audio.
AI Visibility Head-to-Head
Key Details
Capabilities & Ecosystem
Capabilities
Integrations
Also Compare
Track AI Visibility in Real Time
Monitor how your brand performs across ChatGPT, Gemini, Perplexity, Claude, and Grok daily.