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Open-source Kokoro 82M TTS model trails ElevenLabs' Eleven v4 by up to 257 ELO points

The open-source text-to-speech model Kokoro 82M v1.0 has been evaluated and found to be slightly behind ElevenLabs' Eleven v4. Across multiple blind human preference tests, Kokoro 82M v1.0 scored between 250 and 257 ELO points lower than Eleven v4. This evaluation highlights the current standing of open-source TTS models relative to commercial offerings. AI

IMPACT Indicates the current performance gap between leading open-source and commercial text-to-speech models.

RANK_REASON Research paper/evaluation of an open-source model against a commercial benchmark.

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 5 sources. How we write summaries →

Open-source Kokoro 82M TTS model trails ElevenLabs' Eleven v4 by up to 257 ELO points

How we ranked this

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0 / 100
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Newsworthiness bucket
Research
Research paper/evaluation of an open-source model against a commercial benchmark.
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5 independent sources
Strong cross-source corroboration — multiple independent publishers covered this within the clustering window.
Topics
model release, product
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AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
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45 days old
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Full methodology in our editorial standards.

COVERAGE [5]

  1. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    🎨 Where open-source stands in text to speech: #53 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind

    🎨 Where open-source stands in text to speech: #53 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind human preference, not marketing → https:// olud.ai/media-leaderboard.html # OpenSource # GenerativeAI # StableDiffusion …

  2. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    🎨 Where open-source stands in text to speech: #49 Kokoro 82M v1.0 — the best model you can actually download 256 ELO points behind Eleven v4 (ElevenLabs) Blind

    🎨 Where open-source stands in text to speech: #49 Kokoro 82M v1.0 — the best model you can actually download 256 ELO points behind Eleven v4 (ElevenLabs) Blind human preference, not marketing → https:// olud.ai/media-leaderboard.html # OpenSource # GenerativeAI # StableDiffusion …

  3. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    🎨 Where open-source stands in text to speech: #49 Kokoro 82M v1.0 — the best model you can actually download 250 ELO points behind Eleven v4 (ElevenLabs) Blind

    🎨 Where open-source stands in text to speech: #49 Kokoro 82M v1.0 — the best model you can actually download 250 ELO points behind Eleven v4 (ElevenLabs) Blind human preference, not marketing → https:// olud.ai/media-leaderboard.html # OpenSource # GenerativeAI # StableDiffusion …

  4. Mastodon — mastodon.social TIER_1 English(EN) · opensourceaitech ·

    🎨 Where open-source stands in text to speech: #53 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind

    🎨 Where open-source stands in text to speech: #53 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind human preference, not marketing → https:// olud.ai/media-leaderboard.html # OpenSource # GenerativeAI # StableDiffusion …

  5. Mastodon — mastodon.social TIER_1 English(EN) · opensourceaitech ·

    🎨 Where open-source stands in text to speech: #51 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind

    🎨 Where open-source stands in text to speech: #51 Kokoro 82M v1.0 — the best model you can actually download 257 ELO points behind Eleven v4 (ElevenLabs) Blind human preference, not marketing → https:// olud.ai/media-leaderboard.html # OpenSource # GenerativeAI # StableDiffusion …