How I Built an MCP Server So Claude Can Create QR Codes From Chat
The article discusses the development of an MCP server for the QRflows SaaS product, enabling users to create and manage QR codes through chat. This integration allows for a more streamlined user experience by eliminating the need to navigate a dashboard. The author shares insights into the technical aspects of the server and its functionalities.
- ▪QRflows is a dynamic QR code platform that now integrates with Claude through an MCP server.
- ▪The MCP server allows users to create and manage QR codes directly from chat conversations.
- ▪The server implements OAuth 2.0 for secure user authorization and stores tokens in Cloudflare KV.
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/qrflows/how-i-built-an-mcp-server-so-claude-can-create-qr-codes-from-chat-205j |
| Publication time | Fri, 29 May 2026 21:11:00 +0000 |
| Retrieval time | 2026-05-29T21:20:27.877Z |
| Last seen | 2026-05-29T21:20:27.877Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | mS9_L36wnhPM |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3947933) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } QRflows Posted on May 29 How I Built an MCP Server So Claude Can Create QR Codes From Chat #mcp #claude #saas #webdev I launched a SaaS product called QRflows — a dynamic QR code platform. Two months in, I decided to build an MCP (Model Context Protocol) server for it. Now Claude can create, update, and track QR codes directly from a chat conversation, without touching a dashboard. This post is about why I built it, how it works technically, and what I learned along the way.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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