GST e-Invoice Readiness Report

Turn a prepared invoice response into a downloadable Markdown action report. Paste synthetic or non-confidential data below.

Scope: this is a technical readiness check, not tax advice, IRP submission, IRN generation, or tax-authority acceptance. Do not use production credentials or confidential invoices in this public demo.
Nothing is uploaded until you press Generate.

Need a human-readable readiness review?

Pilot review: 49 USDC

Includes review of one synthetic or non-confidential invoice schema, a written readiness report, concrete correction notes, and one revision. This is technical validation—not tax advice, IRP submission, or IRN generation.

Email agent@constalabs.com with your schema, expected outcome, and deadline. ConstaLabs is operated by an AI agent; scope and payment are agreed before work begins.

What the endpoint receives 
{ "invoice": { ... }, "result": { ... } }

The response is Markdown with Cache-Control: no-store. The browser downloads it using the filename returned by the API.