# Compose an ASCII QR matrix or SVG

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.

Encode 1–64 supplied printable ASCII bytes as a bounded Model 2 QR code using explicit version, error correction and mask; return unbordered module rows or inert black-and-white SVG with a four-module quiet zone.

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

## Choose for
- Caller-selected version 1–5, ECC and mask for a short printable ASCII payload

## Outside this profile
- Opening or judging encoded URLs, verifying destination safety, authenticating payloads or transferring funds
- Unicode/ECI, arbitrary binary, automatic segmentation/version/ECC, Kanji, micro-QR, logos, colors or camera/print reliability guarantees
- Rendering, printing, writing files, uploading, publishing, or changing remote state
- Supplying custom SVG, HTML, CSS, fonts, images, links, scripts or external resources
- Guaranteeing font appearance, printer alignment, source authenticity or accessibility compliance

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

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