MiniMax

MiniMax

MiniMax Speech HD

MiniMax Speech HD is a cost-effective, multilingual text-to-speech model built for production audio generation. Reach for it when you need expressive voice synthesis at a cheap tier without sacrificing output quality.

Modalities

Text → Audio

Price

$0.14 / 1K char

Speed

medium

Performance

Live production data from real requests on Kyma — not synthetic benchmarks.

Rank

#73

of 87 active models

Tokens served

56

all-time

Total requests106
Platform share0.0%

Top apps using this model

1kyma-dub Studio0 tok

Public apps sending the most traffic to this model — a signal of what real workloads it fits.

Pricing

Per 1,000 characters of input text. Billed on successful synthesis.

$0.14 / 1K char

When to use MiniMax Speech HD

Updated 2026-07-31

Where this model earns its cost — and where it doesn't.

MiniMax Speech HD converts text into high-quality audio across multiple languages. It delivers expressive voice synthesis with a 5,000-token context window and is optimized for strong audio quality at a cheap tier.

On Kyma, the model runs through an OpenAI-compatible endpoint using a single API key. Every request includes automatic failover if a serving path degrades, and responses return exact billing data in usage.cost alongside an X-Kyma-Model header. Prompt caching is supported, billing repeated prefixes at 10% of the standard input rate.

The model does not support reasoning, vision, or structured outputs. It operates at a medium speed tier, making it suitable for batch processing and asynchronous audio pipelines rather than low-latency conversational applications.

Multilingual Content Narration

Generate expressive voiceovers for videos and podcasts across multiple languages.

Budget Brand Voiceovers

Produce consistent audio assets for marketing campaigns at a lower cost tier.

Audio Translation Workflows

Convert localized text into natural-sounding speech for global distribution.

Extended Audiobook Generation

Process long text passages into continuous audio using the full context window.

Not ideal for: It is not suitable for real-time conversational voice agents or applications requiring sub-second audio latency.

Quick start

Up and running in under two minutes.

  1. 1

    Create an API key

    Sign up and grab a key from the dashboard — $0.50 free credit, no card required.

    Get API key →
  2. 2

    Make your first request

    Drop in your key and send a chat completion — fully OpenAI-compatible.

    curl https://kymaapi.com/v1/chat/completions \
      -H "Authorization: Bearer YOUR_API_KEY" \
      -H "Content-Type: application/json" \
      -d '{
        "model": "minimax-speech-hd",
        "messages": [
          {"role": "user", "content": "Explain prompt caching in one paragraph."}
        ]
      }'
  3. 3

    Stream responses

    Add "stream": true to receive tokens as they arrive.

    curl https://kymaapi.com/v1/chat/completions \
      -H "Authorization: Bearer YOUR_API_KEY" \
      -H "Content-Type: application/json" \
      -d '{
        "model": "minimax-speech-hd",
        "stream": true,
        "messages": [{"role": "user", "content": "Hello!"}]
      }'

FAQ

Common questions about this model.

How much does MiniMax Speech HD cost?

$0.14 per 1K char. Per 1,000 characters of input text. Billed on successful synthesis.

How do I use MiniMax Speech HD?

Kyma is OpenAI-compatible: point your SDK's base URL at https://kymaapi.com/v1, use your Kyma API key, and set the model to minimax-speech-hd. Signing up is free and includes $0.50 of credit — no card required.

Does this model support prompt caching?

Yes, Kyma caches repeated prompt prefixes and bills them at 10% of the standard input rate.

What happens if the serving path fails during generation?

Kyma automatically reroutes the request to a healthy serving path without requiring client-side retries.

Can I use this for real-time voice conversations?

No, the model operates at a medium speed tier and is optimized for asynchronous or batch audio generation.

Start with $0.50 free credit — no card required.Create account →

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