Fish Speech
OSSTop-tier expressive multilingual open-weights TTS whose license moved from permissive to research/non-commercial; commercial use requires a license from Fish Audio or their hosted API.
Among the 46 text-to-speech tools we track, Fish Speech has the 6th-widest language coverage - a fit for multilingual and localization projects.
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What we know about Fish Speech
Fish Speech is a text-to-speech apis platform: top-tier expressive multilingual open-weights TTS whose license moved from permissive to research/non-commercial; commercial use requires a license from Fish Audio or their hosted API. This profile tracks what we have verified about Fish Speech, each fact linked to a primary source and dated.
Fish Speech does not publish a public per-minute rate we have been able to verify, so the price figure here stays blank until we can confirm one. We would rather show nothing than a guessed number; if you have a current Fish Speech quote, it is the fastest way for us to close that gap.
On capabilities, Fish Speech covers streaming audio output, instant voice cloning, emotion / style controls, and self-host / on-prem option. Each of those is verified against Fish Speech's own docs or dashboard, not marketing copy.
In total we track 12 verified facts for Fish Speech today, and add coverage as the ingestion pass revisits it. Where a number is a vendor claim rather than our own measurement, it is labeled as such on the Fish Speech fact sheet below, and each row links the primary source it came from so you can check our work.
Whether Fish Speech is the right call depends on your use case more than any single spec, which is why the head-to-head verdicts below score it per scenario rather than crowning one overall winner. Use the fact sheet for the raw numbers, and the matchups for how Fish Speech actually fares against the platforms buyers most often weigh it against.
Fact sheet
Every row independently verifiedConsidering a switch? Best Fish Speech alternatives →