Voice Freemium

LMNT

Low-latency multilingual text-to-speech and voice-cloning API for developers

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PricingFreemium
Starting price$10/mo
Free planYes
Free trialYes
APIYes
Open sourceNo
DeploymentCloud
Last verifiedAugust 2, 2026
Overview

Tool overview

LMNT is listed under Voice AI tools.

Summary

What is LMNT?

LMNT provides low-latency text-to-speech and voice-cloning APIs for conversational agents, games, media, and accessibility experiences. Blizzard 2.0 supports streaming, speech sessions, word timestamps, accent control, and 31 languages with native code-switching.

Best fit

Best for

Developers building multilingual realtime voice and speech experiences

Audience

Who is it for?

Voice-agent developersGame and interactive-media teamsMedia and localization producersAccessibility and education products
Recommendation

Decision note

Accepted for Preview after independent V411 official-source research. Apply only after failures = 0, warnings = 0, unmapped = 0, and all proposed changes are reviewed.

Capabilities

Key features

Streaming text-to-speech with 150–200 ms latency

Voice cloning from a short reference recording

Thirty-one languages with native code-switching

Speech sessions, accents, word timestamps, and official SDKs

Workflows

Use cases

Give realtime agents natural voices

Create localized voice experiences

Generate narration and game dialogue

Build branded custom voice applications

Strengths

Pros

  • Public free and paid API tiers
  • Supports Arabic and thirty other languages
  • Built for low-latency streaming
Considerations

Cons

  • Character allowances and overage rates vary by plan
  • Voice cloning still requires suitable reference audio and consent
Considerations

Limitations

Output quality depends on prompts, language, and reference recordings

Commercial use requires an eligible paid or enterprise plan

Cost

Pricing details

Pricing modelFreemium
Starting price$10/mo
Free planYes
Free trialYes
Pricing context

Billing options

FreeMonthlyUsage overageCustom enterprise
Pricing context

Pricing note

Free includes 15,000 characters and unlimited voice clones. Indie costs $10 per month for 200,000 characters, Pro $49 for 1.25 million, and Premium $199 for 5.7 million; overage rates decline by tier. Enterprise and startup-grant pricing are available separately.

View official pricing
Compatibility

Supported languages

  • 31 languages including Arabic, English, Spanish, French, German, Hindi, Japanese, and Chinese
Connectivity

Integrations

LiveKit

Pipecat

Vapi

Vercel AI SDK

Specs

Technical details

PlatformsWeb, API
Multilingual supportYes
Login requiredYes
Open sourceNo
DeploymentCloud
CompanyLMNT
Current versionBlizzard 2.0
Models / versionsBlizzard 2.0 Speech API Speech Sessions API
Editions / plansFree, Basic, Professional, Organization, and Custom plans
Data confidenceHigh
Last verifiedAugust 2, 2026
Documentation → Release notes → Data source →
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Answers

Frequently asked questions

LMNT provides low-latency text-to-speech and voice-cloning APIs for conversational agents, games, media, and accessibility experiences. Blizzard 2.0 supports streaming, speech sessions, word timestamps, accent control, and 31 languages with native code-switching.
Developers building multilingual realtime voice and speech experiences
The listed pricing model for LMNT is Freemium. Pricing can change, so users should verify the latest plan details on the official website.
Yes. The current profile indicates that a free trial is available.
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