Speak

Text to natural speech as MP3: 38 voices, 7 languages, 1,000 chars per call. Paid per call, x402.

Should I use this

Quality & Safety

A
Description quality
80%
Schema completeness
93%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~390Tokens (tool definitions)
~2.6 KBTypical response size
Minimal attention impact (0.30% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "speak": {
      "url": "https://speak.kaneky.dev/mcp"
    }
  }
}

Remote endpoints

https://speak.kaneky.dev/mcpstreamable-http

What it can do

Tool inventory

Tools (1)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
⚪speak(speed, text, voice)

Turn up to 1,000 characters of text into natural speech (Kokoro 82M) and return it as an MP3 (64 kbit/s, mono, base64). 38 voices in American and British English, Spanish, French, Hindi, Italian and Brazilian Portuguese; the voice picks the language. Speed 0.5 to 2.0. Longer text: split it at sentence ends and call once per part.

Input Schema

{
  "type": "object",
  "properties": {
    "speed": {
      "default": 1,
      "maximum": 2,
      "minimum": 0.5,
      "type": "number"
    },
    "text": {
      "description": "What to say, in the voice's language. At most 1,000 characters.",
      "maxLength": 1000,
      "minLength": 1,
      "type": "string"
    },
    "voice": {
      "default": "af_heart",
      "description": "Voice id. a/b = American/British English, e = Spanish, f = French, h = Hindi, i = Italian, p = Brazilian Portuguese; second letter f/m = female/male.",
      "enum": [
        "af_heart",
        "af_alloy",
        "af_aoede",
        "af_bella",
        "af_jessica",
        "af_kore",
        "af_nicole",
        "af_nova",
        "af_river",
        "af_sarah",
        "af_sky",
        "am_adam",
        "am_echo",
        "am_eric",
        "am_fenrir",
        "am_liam",
        "am_michael",
        "am_onyx",
        "am_puck",
        "bf_alice",
        "bf_emma",
        "bf_isabella",
        "bf_lily",
        "bm_daniel",
        "bm_fable",
        "bm_george",
        "bm_lewis",
        "ef_dora",
        "em_alex",
        "ff_siwis",
        "hf_alpha",
        "hf_beta",
        "hm_omega",
        "hm_psi",
        "if_sara",
        "im_nicola",
        "pf_dora",
        "pm_alex"
      ],
      "type": "string"
    }
  },
  "required": [
    "text"
  ]
}

Community

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Evidence

Recent observations

verifiedversion not recorded1 tools