--- title: We use MCP wrong | daily.dev description: A rambling, informal take arguing that Model Context Protocol (MCP) is mainly valuable for scoping authentication and permissions per session, not because it's... canonical: https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: We use MCP wrong | daily.dev og:description: A rambling, informal take arguing that Model Context Protocol (MCP) is mainly valuable for scoping authentication and permissions per session, not because it's... og:url: https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw og:image: https://api.daily.dev/og/posts/qQfWoq7tw.png og:image:alt: We use MCP wrong og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # We use MCP wrong **[ThePrimeTime](https://daily.dev/sources/primeagen)** · 1 min read · 0 upvotes · 0 comments ## Summary A rambling, informal take arguing that Model Context Protocol (MCP) is mainly valuable for scoping authentication and permissions per session, not because it's inherently superior to writing custom tool integrations. The speaker contrasts MCP with logging into a CLI tool like Wrangler (Cloudflare's CLI), which grants an agent broad, standing access, versus enabling an MCP server just for a specific run with limited actions. Also touches on agents that operate GUIs directly via mouse/keyboard actions without needing MCP at all. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [MCP is dead. Long live the CLI](https://daily.dev/posts/mcp-is-dead-long-live-the-cli-lmlswjqmz) · Hacker News · 2 upvotes · 0 comments - [MCP is Dead; Long Live MCP\!](https://daily.dev/posts/mcp-is-dead-long-live-mcp--eokxiglav) · Hacker News · 1 upvotes · 0 comments - [The MCP debate has a context problem](https://daily.dev/posts/the-mcp-debate-has-a-context-problem-0pzz9axsf) · The New Stack · 0 upvotes · 0 comments - [Enterprise MCP access control: managing tools, servers, and agents](https://daily.dev/posts/enterprise-mcp-access-control-managing-tools-servers-and-agents-bz2xjzfzl) · portkey · 2 upvotes · 0 comments --- Tags: [#llm](https://daily.dev/tags/llm), [#ai-agents](https://daily.dev/tags/ai-agents), [#mcp](https://daily.dev/tags/mcp), [#cloudflare](https://daily.dev/tags/cloudflare) [View this post on daily.dev](https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"We use MCP wrong","url":"https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw"},"datePublished":"2026-09-30T13:22:44.484Z","dateModified":"2026-10-06T00:49:34.427Z","description":"A rambling, informal take arguing that Model Context Protocol (MCP) is mainly valuable for scoping authentication and permissions per session, not because it's...","image":"https://i.ytimg.com/vi/GFCxdGd1emE/sddefault.jpg","thumbnailUrl":"https://i.ytimg.com/vi/GFCxdGd1emE/sddefault.jpg","isAccessibleForFree":true,"articleSection":"ThePrimeTime","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"ThePrimeTime","logo":"https://media.daily.dev/image/upload/s--J5-GjDeo--/f_auto/v1704628081/logos/primeagen.jpg","url":"https://daily.dev/sources/primeagen"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/we-use-mcp-wrong-qqfwoq7tw","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"llm,ai-agents,mcp,cloudflare","timeRequired":"PT1M","video":{"@type":"VideoObject","name":"We use MCP wrong","description":"A rambling, informal take arguing that Model Context Protocol (MCP) is mainly valuable for scoping authentication and permissions per session, not because it's...","thumbnailUrl":"https://i.ytimg.com/vi/GFCxdGd1emE/sddefault.jpg","uploadDate":"2026-09-30T13:22:44.484Z","duration":"PT1M","url":"https://api.daily.dev/r/qQfWoq7tw","embedUrl":"https://www.youtube.com/embed/GFCxdGd1emE"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"ThePrimeTime","item":"https://daily.dev/sources/primeagen"},{"@type":"ListItem","position":3,"name":"We use MCP wrong"}]} ```