GPT Audio
Narrator Storytelling
GPT Audio vs ElevenLabs Flash v2.5
Compare GPT Audio by OpenAI against ElevenLabs Flash v2.5 by ElevenLabs, tested across 6 shared challenges. Updated February 2026.
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GPT AudiovsElevenLabs Flash v2.5
6 challenges
6 / 6
Narrator Storytellingtext to-speech
Tests a TTS model's ability to deliver warm, engaging narration with natural pacing
ElevenLabs Flash v2.5
Narrator Storytelling
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2 / 6
Emotional Monologuetext to-speech
Tests a TTS model's expressiveness, pausing, and emotional range
GPT Audio
Emotional Monologue
ElevenLabs Flash v2.5
Emotional Monologue
Vote
3 / 6
News Anchor Bulletintext to-speech
Tests a TTS model's ability to deliver professional, authoritative speech
GPT Audio
News Anchor Bulletin
ElevenLabs Flash v2.5
News Anchor Bulletin
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4 / 6
Podcast Introductiontext to-speech
Tests conversational, energetic delivery with personality
GPT Audio
Podcast Introduction
ElevenLabs Flash v2.5
Podcast Introduction
Vote
5 / 6
Multilingual Greetingtext to-speech
Tests a TTS model's ability to handle multiple languages in sequence
GPT Audio
Multilingual Greeting
ElevenLabs Flash v2.5
Multilingual Greeting
Vote
6 / 6
Character Voice Dialoguetext to-speech
Tests a TTS model's ability to differentiate character voices in dialogue
GPT Audio
Character Voice Dialogue
ElevenLabs Flash v2.5
Character Voice Dialogue
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6 of 6