Sonic-3.6 TTS ranked #1—audiobook production leaps forward
Faster, better text-to-speech enables indie authors to produce quality audio.
Original source — marktechpost.comhttps://www.marktechpost.com/2026/08/18/cartesia-ships-sonic-3-6-a-streaming-tts-model-that-now-leads-both-artificial-analysis-speech-arenas/
This story ran in the Coral Wire edition of Wed, Aug 19 2026, when the Coral Index stood at 43/100 (Headwinds).
Coral Wire selects stories by a Claude-graded relevance score and writes each headline and one-line summary with an Anthropic Claude model from the linked source. Story gathering is not AI: it is a fixed set of feeds and dockets. The linked original is always the authority.
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