UnlimitedTTS MCP Server

com.unlimitedtts/tts

Repository Registry

What is the UnlimitedTTS MCP server?

Quote-first, non-custodial x402 text-to-speech with spend policy, MP3 artifacts, and receipts.

How to install UnlimitedTTS

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

UNLIMITEDTTS_ENVIRONMENT
Runtime environment. Defaults to production; staging explicitly selects the staging API and Base Sepolia pins.
UNLIMITEDTTS_MAX_USDC_PER_CALL
Maximum authorized USDC amount for one synthesis.
UNLIMITEDTTS_ROLLING_24H_USDC
Maximum committed, unknown, and reserved spend in a rolling 24-hour window.
UNLIMITEDTTS_OUTPUT_DIRECTORY
Absolute approved directory for private MP3 artifacts and sanitized receipts.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "tts": {
      "command": "npx",
      "args": [
        "-y",
        "@unlimitedtts/mcp"
      ],
      "env": {
        "UNLIMITEDTTS_ENVIRONMENT": "<YOUR_UNLIMITEDTTS_ENVIRONMENT>",
        "UNLIMITEDTTS_MAX_USDC_PER_CALL": "<YOUR_UNLIMITEDTTS_MAX_USDC_PER_CALL>",
        "UNLIMITEDTTS_ROLLING_24H_USDC": "<YOUR_UNLIMITEDTTS_ROLLING_24H_USDC>",
        "UNLIMITEDTTS_OUTPUT_DIRECTORY": "<YOUR_UNLIMITEDTTS_OUTPUT_DIRECTORY>"
      }
    }
  }
}