Hyperbound vs ElevenLabs
Side-by-side comparison of AI visibility scores, market position, and capabilities
US YC W23 AI sales training with buyer roleplays and real call scoring for Autodesk/Bloomberg/Monday.com; $18.3M total ($15M Peak XV/Snowflake Series A Sep 2025) at $3.2M revenue 2024 competing with Gong for scalable AI sales coaching.
About
Hyperbound is a United States-based AI sales training and coaching platform — backed by Y Combinator (W23) with $18.3 million in total funding including a $15 million Series A in September 2025 led by Peak XV Partners with Snowflake Ventures, Roble Ventures, and Fellows Fund — providing sales organizations with an AI-powered sales performance operating system featuring simulated AI buyer roleplays, real sales call scoring, custom AI-generated coaching scorecards, and scalable sales coaching workflows that enable revenue leaders to train and coach large sales teams without the 1:1 manager attention that traditional sales coaching requires. Founded in 2024, Hyperbound generated $3.2 million in annual revenue in 2024 with 21 employees and achieved $1 million+ in new ARR for two consecutive months, serving enterprise sales teams at Autodesk, Bloomberg, and Monday.com.
$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.
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