The honest version
What the badge actually means
You can reproduce the gesture of signing. You cannot casually reproduce the legal, identity and evidentiary system customers rely on.
The honest version
You can reproduce the gesture of signing. You cannot casually reproduce the legal, identity and evidentiary system customers rely on.
One-shot specification
Build a basic document approval and signature workflow for low-risk internal agreements. Upload PDF files, place text and signature fields, invite signers by email, issue expiring secure links, capture consent, create a timestamped audit log, lock the final document hash, and provide signed PDF downloads. Use Astro SSR and vanilla JavaScript. Clearly label the product as unsuitable for regulated or high-stakes legal transactions without professional review.
Reality tax
Do not start from zero
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Before you cancel
Not responsibly as a full replacement. You can build a smaller adjacent tool, but the difficult infrastructure, legal assurance or operational reliability is the product.
The listed starting point is about $25 per month. Your real saving depends on seats, usage, hosting, API fees and the value of your own maintenance time.
Claude Code, Codex and Cursor can all execute the specification. The copy buttons add agent-specific instructions, but your result will depend more on testing and iteration than the logo on the agent.
No serious software should ship unreviewed after one generation. Run the tests, inspect authentication and data handling, verify backups, and ask a specialist to review high-stakes security, legal or compliance features.
New teardown alerts
One useful email when a new SaaS rebuild prompt lands. No drip campaign. No growth-hacker theatre.