# Standalone iCalendar Artifact Composer

Build-time release reference. Runtime readiness, deployment, payment settlement and external indexing are not evaluated here. Prices are proposed; this file cannot authorize execution or payment.

Create exact UTF-8 iCalendar text for up to 64 supplied standalone date-only or UTC events, with caller UIDs/stamps, escaped literal text and byte-bounded folding; no account changes or invitations.

Release: 0.29.0. Built: 2026-10-06T15:38:00Z.

## Choose for
- Create an ICS file from supplied standalone events
- Encode all-day or UTC calendar events with exact literal text and caller identifiers

## Outside this profile
- Calendar booking, finding free time, sending invitations or proving import success
- Recurrence, attendees, organizers, alarms, URLs, attachments, custom properties, time zones or floating local time
- Uploading artifacts, executing database statements, sending invitations, accessing calendars or changing remote state

Proposed nominal USD 0.005 per successful call; payer fees excluded. No verified runtime availability.

- [Exact release contract](/reference/services/icalendar-compose.json)
- [Input schema](/reference/schemas/icalendar-compose.input.json)
- [Output schema](/reference/schemas/icalendar-compose.output.json)
- [Fixed example](/reference/examples/icalendar-compose.json)
- [Complete HTML reference](/discover/tools/icalendar-compose)