New features, practical tips, and stories to help with your API integrations.
Chae-won · Sep 16, 2026Webhooks and polling both fall short when you ask an AI to run a job that takes a while. Here's why we built Tasks and how they work, explained with the same delivery analogy.
Chae-won · Aug 11, 20263Min API is now in the Claude connector directory. An honest account of a Google Form, three months of silence, and four days to approval. Connect on any plan.
Chae-won · Apr 30, 20263Min API has joined ChatGPT Plugins. Without writing code or renting a server, you can now build, test, and invite collaborators to your APIs from inside your ChatGPT conversations. We walk through what changes — with a small wine business scenario.
yeonghyeon · Apr 29, 2026How we built and submitted 3Min API as a ChatGPT App. We picked the standard MCP SDK only (no OpenAI-specific wrapper), implemented OAuth 2.1 (RFC 7591/8414/9728) plus an API Key path for CLI tools, and learned to mark destructiveHint/openWorldHint conservatively after one rejection. The same code covers Claude Connectors as well.
yeonghyeon · Apr 15, 2026A beginner's guide to JSON that closes out the wine shop owner's story. Starting from a spreadsheet, we follow the recursive structure of keys, values, objects, and arrays — ending with a today-you-can-do-it practice where you write one of your own business events as JSON, no prior knowledge required.
yeonghyeon · Apr 14, 2026A non-developer's guide to APIs told through the wine shop owner's story — why an API is a 'safe gateway', why building one is hard, and what you can try today without any prior knowledge.
yeonghyeon · Apr 13, 2026From paper ledgers to spreadsheets to databases — a relational database primer for non-developers, told through the growth story of a small wine shop.
yeonghyeon · Apr 12, 2026What AI does well, what it doesn't, and the two things every small business must prepare — a practical guide to data and APIs.
Chae-won · Apr 3, 2026Learn how to receive order data through 3Min API and automatically log it to Google Sheets and send Slack notifications using n8n — no code required.
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