A contract for work becomes effective when one of the parties has agreed to perform a certain job and the other has agreed to pay remuneration for the result of such work.
Civil Act — Article 664 (Definition of contract for work)
민법 제664조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool:
https://mcp.apify.com?tools=kr-data/korea-law