speech-normalize
Normalize numbers, currency, phone numbers and units for text-to-speech — Rewrites digits in up to 20000 characters of text into spoken words for a TTS engine, for locales en-US and en-GB: cardinals, ordinals, years (with a preceding cue such as "in" or a month) and decades, decimals, percentages, currency with ISO 4217 minor units ("$12.50" -> "twelve dollars and fifty cents"), phone numbers read digit by digit, and SI/common units with locale spelling (meter/metre). O
Tool call template
Replace each placeholder with a value matching the input schema. Only required parameters are included; add optional parameters as needed.
{
"id": 1,
"jsonrpc": "2.0",
"method": "tools/call",
"params": {
"arguments": {
"text": "<text>"
},
"name": "speech-normalize"
}
}Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| text | Yes | ||
| locale | No | BCP 47 tag. en-US (default) and en-GB are supported; anything else returns unsupported. |