> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.telekesher.dev/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.telekesher.dev/_mcp/server.

# Formats

Use these conventions whenever a field or example refers to a value in the Voice API.

## Timestamps

Timestamps use [RFC 3339](https://en.wikipedia.org/wiki/RFC_3339) /
[ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) in UTC, with a `Z` suffix and a
three-digit millisecond fraction:

```text
2025-06-06T08:53:20.000Z
```

## Phone numbers

Phone numbers use canonical international [E.164](https://en.wikipedia.org/wiki/E.164)
format with a leading `+`, for example `+972527121102`.