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LMNT

Speed-and-affordability challenger: a single fast model (Blizzard 2) with streaming-first APIs, unlimited voice clones on every tier, and flat subscription pricing with per-1K overage.

Among the 46 text-to-speech tools we track, LMNT has the 15th-widest language coverage - a fit for multilingual and localization projects.

From $10/mo

Facts verified Jul 20, 2026Try LMNT

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What we know about LMNT

LMNT is a text-to-speech apis platform: speed-and-affordability challenger: a single fast model (Blizzard 2) with streaming-first APIs, unlimited voice clones on every tier, and flat subscription pricing with per-1K overage. This profile tracks what we have verified about LMNT, each fact linked to a primary source and dated.

On pricing, LMNT starts at $10 per month for its entry tier. That is the sticker rate: real production cost usually runs higher once you add a language model, a voice provider, and telephony minutes. Every LMNT comparison on the site works from that all-in figure rather than the headline number, because the headline number is rarely what the invoice says.

On capabilities, LMNT covers streaming audio output, realtime websocket api, instant voice cloning, emotion / style controls, and word-level timestamps. Each of those is verified against LMNT's own docs or dashboard, not marketing copy.

In total we track 17 verified facts for LMNT 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 LMNT fact sheet below, and each row links the primary source it came from so you can check our work.

Whether LMNT 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 LMNT actually fares against the platforms buyers most often weigh it against.

Fact sheet

Pricing
Pricing facts
Pricing modelhybridJul 20
Cheapest paid plan$10Jul 20
Characters included on cheapest plan200,000 chars/moJul 20
Free tier quota15K charactersJul 20
Overage rate past plan quota50 $/1M charsJul 20
Capabilities
Capabilities facts
TTFB latency (vendor-claimed)~150 msJul 20
Streaming audio output✓ YesJul 20
Realtime websocket API✓ YesJul 20
Instant voice cloning✓ YesJul 20
Minimum audio for voice cloning5-10 secondsJul 20
Languages supported~31 languagesJul 20
Emotion / style controls✓ YesJul 20
Word-level timestamps✓ YesJul 20
Build experience
Build experience facts
Official SDKsPython, TypeScript/Node, GoJul 20
Concurrency on base planNo concurrency or rate limits (paid plans)Jul 20
Output formatsaac, mp3, ulaw, wav, webm, pcm_s16le, pcm_f32leJul 20
Max input per request5000Jul 20

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LMNT head-to-head

LMNT vs Cartesiawon 1 · lost 5 · tied 0
AudiobookswonContent CreatorslostDeveloperslostDubbinglostSelf-HostedlostVoice Agentslost