--- title: 27 questions to ask when choosing an LLM | daily.dev description: A practical checklist of 27 questions developers should ask before adopting an LLM. Topics span model size and hardware fit, performance metrics (TTFT, rate... canonical: https://daily.dev/posts/27-questions-to-ask-when-choosing-an-llm-ru20obl3q twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: 27 questions to ask when choosing an LLM | daily.dev og:description: A practical checklist of 27 questions developers should ask before adopting an LLM. Topics span model size and hardware fit, performance metrics (TTFT, rate... og:url: https://daily.dev/posts/27-questions-to-ask-when-choosing-an-llm-ru20obl3q og:image: https://api.daily.dev/og/posts/Ru20Obl3Q.png og:image:alt: 27 questions to ask when choosing an LLM 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. # 27 questions to ask when choosing an LLM **[InfoWorld](https://daily.dev/sources/infoworld)** · 11 min read · 0 upvotes · 0 comments ## Summary A practical checklist of 27 questions developers should ask before adopting an LLM. Topics span model size and hardware fit, performance metrics (TTFT, rate limits, context window), reasoning vs. speed tradeoffs, training data concerns (cutoff, synthetic data, copyright, provenance), cost, fine-tuning options, multimodal support, compliance and data residency, environmental impact, tool use, agentic capabilities, and model quirks. The goal is to help teams match the right model to their specific use case rather than defaulting to the most popular option. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Guide to Selecting the Best LLM Optimization Software for AI Teams](https://daily.dev/posts/guide-to-selecting-the-best-llm-optimization-software-for-ai-teams-snvfzvz9p) · PromptLayer Blog · 0 upvotes · 1 comments - [Beyond vibes: How to properly select the right LLM for the right task](https://daily.dev/posts/beyond-vibes-how-to-properly-select-the-right-llm-for-the-right-task-emfzxamhb) · AWS · 2 upvotes · 0 comments - [How to Evaluate and Select the Right LLM for Your GenAI Application](https://daily.dev/posts/how-to-evaluate-and-select-the-right-llm-for-your-genai-application-xqyon1gj7) · freeCodeCamp · 2 upvotes · 0 comments - [Ten Lessons of Building LLM Applications for Engineers](https://daily.dev/posts/ten-lessons-of-building-llm-applications-for-engineers-ax5id88dl) · Towards Data Science · 3 upvotes · 1 comments - [Software Development in 2026](https://daily.dev/posts/software-development-in-2026-q2wl4qawy) · Beam Bloggers Webring · 4 upvotes · 0 comments --- Tags: [#llm](https://daily.dev/tags/llm), [#rag](https://daily.dev/tags/rag), [#mcp](https://daily.dev/tags/mcp) [View this post on daily.dev](https://daily.dev/posts/27-questions-to-ask-when-choosing-an-llm-ru20obl3q) ```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":"27 questions to ask when choosing an LLM","url":"https://daily.dev/posts/27-questions-to-ask-when-choosing-an-llm-ru20obl3q","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/27-questions-to-ask-when-choosing-an-llm-ru20obl3q"},"datePublished":"2026-04-06T09:03:48.181Z","dateModified":"2026-04-06T09:04:20.622Z","description":"A practical checklist of 27 questions developers should ask before adopting an LLM. 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