/v1/printers/{dpmm}dpmm/labels/{w}x{h}/{index}

Renders the ZPL to a single label (PNG or PDF).

• dpmm (path, required) — Printer resolution in dots per millimetre.
• w (path, required) — Label width (units as specified by the printer).
• h (path, required) — Label height (units as specified by the printer).
• index (path, required) — Index of the label to render (0‑based).

/v1/printers/{dpmm}dpmm/labels/{w}x{h}

Returns all labels in a single PDF (no index).

• dpmm (path, required) — Printer resolution in dots per millimetre.
• w (path, required) — Label width (units as specified by the printer).
• h (path, required) — Label height (units as specified by the printer).

/v1/barcodes

Produces a single barcode (PNG/SVG/PDF).

/v1/barcodes/catalog

Returns the barcode type catalogue (JSON).

/v1/graphics

Converts an image to a ZPL graphic command (^GF).

/v1/diagnostics

Analyses ZPL without rendering it and returns a list of findings (JSON).

• dpmm (query) — Printer resolution in dots per millimetre (optional).
• w (query) — Label width (optional).
• h (query) — Label height (optional).
• model (query) — Printer model to add compatibility findings (optional).

/v1/bulk/jobs

Starts a bulk generation job (one operation per row).

/v1/bulk/jobs/{id}

Gets the status of a bulk job.

• id (path, required) — Identifier of the bulk job.

/v1/bulk/jobs/{id}/download

Downloads the bulk job result (ZIP by default).

• id (path, required) — Identifier of the bulk job.

/v1/webhooks

Registers an outgoing webhook endpoint.

/v1/plans

Lists the plan tiers and their limits.

/v1/accounts

Creates an account and generates an API key.

/v1/usage

Gets the API key's usage over the last 7 days.

/v1/labels

Saves a label (201).

/v1/labels/{id}

Retrieves the full content of a label.

• id (path, required) — Identifier of the label.

/v1/labels/{id}

Partially updates a label.

• id (path, required) — Identifier of the label.
• If-Match (header, required) — ETag value to enforce concurrency control.

/v1/labels/{id}

Moves a label to trash (optional permanent deletion).

• id (path, required) — Identifier of the label.
• kalici (query) — If true, deletes the label permanently.

/v1/verify

Reads barcodes from an uploaded image of a printed label.

/v1/language-detect

Detects which printer language (ZPL/EPL/TSPL/CPCL) the supplied code belongs to.