LangChain C#: How to Build Your First AI Chain
Learn how to create your first LangChain chain in C# with reusable prompts, LLMs, and output parsing. Hands-on guide with code.
");mask-image:url("data:image/svg+xml;utf8,");-webkit-mask-position:center center;mask-position:center center;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-size:cover;mask-size:cover;background:var(--color-text-white)}body .ascendoor-button.ascendoor-button-noborder-noalternate a{color:var(--primary-color);background:0 0;padding:0}body .ascendoor-button.ascendoor-button-noborder-noalternate a:before{display:none}body .ascendoor-button.ascendoor-button-noborder-noalternate a:after{background:var(--primary-color)}input[type=search]{color:#666;border:1px solid #ccc;border-radius:3px;padding:3px}.right-sidebar .ascendoor-wrapper .ascendoor-page{display:grid;grid-gap:30px;grid-template-columns:auto 25%;grid-template-areas:"main sidebar";padding-top:50px}@media (max-width:991px){.right-sidebar .ascendoor-wrapper .ascendoor-page{grid-template-columns:1fr;grid-template-areas:"main" "sidebar"}}.right-sidebar .ascendoor-wrapper .ascendoor-page .site-main{grid-area:main;overflow:hidden}.right-sidebar .ascendoor-wrapper .ascendoor-page .widget-area{grid-area:sidebar}.left-sidebar .ascendoor-wrapper .ascendoor-page .site-main{grid-area:main;overflow:hidden}.left-sidebar .ascendoor-wrapper .ascendoor-page .widget-area{grid-area:sidebar}.main-navigation{display:block;width:100%}.main-navigation ul{display:none;list-style:none;margin:0;padding-left:0}.main-navigation li{position:relative}.main-navigation a{color:#fff;padding:17px 20px;font-size:.9375rem;color:var(--text-color-main);text-transform:uppercase;display:block;text-decoration:none;opacity:.9}@media (min-width:992px){.main-navigation a{font-weight:700}}.menu-toggle{display:block}@media (max-width:991px){.main-navigation ul a{color:#000}}@media screen and (min-width:992px){.menu-toggle{display:none}.main-navigation ul{display:flex!important;flex-wrap:wrap;margin-inline-end:-20px;align-items:stretch}}@media (max-width:991px){.bottom-header-part-wrapper .navigation-part{align-items:center}#site-navigation button.menu-toggle{width:35px;height:35px;position:relative;transform:rotate(0deg);padding:0;background:0 0;border:none;margin:9px 5px 9px auto}#site-navigation button.menu-toggle span{display:block;position:absolute;height:3px;width:100%;background:var(--primary-color);border-radius:3px;opacity:1;left:0;transform:rotate(0deg)}#site-navigation button.menu-toggle span:nth-child(1){top:calc(50% - 15px)}#site-navigation button.menu-toggle span:nth-child(2){top:50%;transform:translateY(-50%)}#site-navigation button.menu-toggle span:nth-child(3){bottom:calc(50% - 15px)}#site-navigation .main-navigation-links{position:fixed;right:-130%;height:100%;top:0;background-color:#fff;min-width:300px;padding-top:60px;padding-right:10px;width:60%;display:block;border-right:1px solid #fff;z-index:13;box-shadow:2px 0 18px 0 rgba(0,0,0,.5);opacity:0;visibility:hidden}}@media (max-width:600px){#site-navigation button.menu-toggle{margin:0;margin-inline-end:auto}}@media (max-width:480px){#site-navigation .main-navigation-links{width:80%}}.post{margin:0 0 1.7em}.updated:not(.published){display:none}.site-main article{margin-bottom:2.5rem}.site-main article .post-thumbnail{display:block;line-height:0}.site-main article .post-thumbnail img{width:100%}.travel-post-single .travel-post-img{overflow:hidden;aspect-ratio:1/0.7}.travel-post-single .travel-post-img a{display:block;height:100%}.travel-post-single .travel-post-img a img{height:100%;width:100%;object-fit:cover}.travel-post-single .travel-post-detail{padding-top:15px}.travel-post-single .travel-post-detail .ascendoor-cat-links a{font-weight:700;text-decoration:none;color:var(--text-color-main);display:inline-block;margin-inline-end:5px;margin-block-end:5px}.travel-post-single .travel-post-detail .travel-post-title{font-size:var(--font-size-md);line-height:1.2;margin-top:0;font-family:var(--font-main);margin-bottom:10px}.travel-post-single .travel-post-detail .travel-post-title a{text-decoration:none;color:var(--text-color-main);display:inline-block}.travel-post-single .travel-post-detail .travel-meta{font-size:var(--font-size-sm);margin-bottom:10px}.travel-post-single .travel-post-detail .travel-meta a{text-decoration:none;color:var(--text-color-main)}.travel-post-single .travel-post-detail .travel-exverpt{margin-bottom:10px}.travel-post-single .travel-post-detail .ascendoor-button{display:inline-block}.archive-layout{margin-block:30px}.archive-layout.grid-style{display:grid;grid-gap:30px}.archive-layout.grid-style article{margin-bottom:0}.archive-layout.grid-style.column-2{grid-template-columns:repeat(2,minmax(0,1fr))}@media (max-width:480px){.archive-layout.grid-style.column-2{grid-template-columns:repeat(1,minmax(0,1fr))}}.wp-block-latest-posts.wp-block-latest-posts__list{list-style:none;padding-left:0;margin-inline:0}.wp-block-latest-posts.wp-block-latest-posts__list li>a{text-decoration:none;color:var(--color-text-main)}.header-banner .page-header .page-title{margin-bottom:0}nav.breadcrumb-trail ul.trail-items{list-style:none;padding:0;margin:0;color:var(--color-text-main)}nav.breadcrumb-trail ul.trail-items li{display:inline-block}nav.breadcrumb-trail ul.trail-items li a{text-decoration:none;color:var(--color-text-main)}nav.breadcrumb-trail ul.trail-items li:after{margin:0 .3rem}nav.breadcrumb-trail ul.trail-items li:last-child:after{display:none}.widget{margin:0 0 1.5em}.widget h2{font-size:var(--font-size-base);font-family:var(--font-main);line-height:1.3;margin:0 0 20px;position:relative}.widget ul{padding:0;margin:0;list-style:none}.widget ul li{font-size:14px;line-height:1.5em}.widget ul.children li.cat-item{margin:0 0 0 3em}.widget ul li a{text-decoration:none;color:var(--color-text-main)}.widget ul>li:not(:last-child){margin-bottom:7px;padding-bottom:7px;border-bottom:1px solid rgba(0,0,0,.1)}.custom-logo-link{display:inline-block}.screen-reader-text{border:0;clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute!important;width:1px;word-wrap:normal!important}#loader{overflow-x:hidden;overflow-y:hidden;vertical-align:middle;background-color:var(--background-color-white);position:fixed;display:table;width:100%;top:0;left:0;height:100%;min-height:100%;z-index:99999}#loader .loader-container{position:relative;display:table-cell;vertical-align:middle;z-index:12;text-align:center;text-transform:uppercase}#loader .loader-container #preloader{position:relative;margin:auto;width:75px}#loader .loader-container #preloader.loader-1 .dot{height:30px;aspect-ratio:2.5;--_g:no-repeat radial-gradient(farthest-side,var(--primary-color) 90%,#0000);background:var(--_g),var(--_g),var(--_g),var(--_g);background-size:20% 50%;animation:d4 1s infinite linear alternate}@keyframes d4{0%,5%{background-position:calc(0*100%/3) 50%,calc(1*100%/3) 50%,calc(2*100%/3) 50%,calc(3*100%/3) 50%}12.5%{background-position:calc(0*100%/3) 0,calc(1*100%/3) 50%,calc(2*100%/3) 50%,calc(3*100%/3) 50%}25%{background-position:calc(0*100%/3) 0,calc(1*100%/3) 0,calc(2*100%/3) 50%,calc(3*100%/3) 50%}37.5%{background-position:calc(0*100%/3) 100%,calc(1*100%/3) 0,calc(2*100%/3) 0,calc(3*100%/3) 50%}50%{background-position:calc(0*100%/3) 100%,calc(1*100%/3) 100%,calc(2*100%/3) 0,calc(3*100%/3) 0}62.5%{background-position:calc(0*100%/3) 50%,calc(1*100%/3) 100%,calc(2*100%/3) 100%,calc(3*100%/3) 0}75%{background-position:calc(0*100%/3) 50%,calc(1*100%/3) 50%,calc(2*100%/3) 100%,calc(3*100%/3) 100%}87.5%{background-position:calc(0*100%/3) 50%,calc(1*100%/3) 50%,calc(2*100%/3) 50%,calc(3*100%/3) 100%}95%,100%{background-position:calc(0*100%/3) 50%,calc(1*100%/3) 50%,calc(2*100%/3) 50%,calc(3*100%/3) 50%}}#loader .loader-container #preloader.loader-4 .dot:before,#loader .loader-container #preloader.loader-4 .dot:after{content:"";height:inherit;aspect-ratio:1;grid-area:1/1;margin:auto;border-radius:50%;transform-origin:-100% 50%;background:currentColor;animation:d9 1s infinite linear}@keyframes d9{58%,100%{transform:rotate(calc(var(--s,1)*1turn))}}header.site-header{position:relative}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part{background:0 0;padding-block:10px}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper{display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between}@media (max-width:600px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper{flex-direction:column;align-items:unset}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding{display:flex;align-items:center;gap:10px}@media (max-width:600px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding{flex-direction:column;align-items:unset;text-align:center}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-logo{width:50px}@media (max-width:600px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-logo{width:auto;max-width:150px;margin-inline:auto}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-title{font-size:30px;line-height:1.1;font-weight:700;margin:0}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-title a{text-decoration:none;color:var(--color-text-white)}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-description{margin-bottom:0;margin-top:5px;color:var(--color-text-white)}@media (max-width:480px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-description{font-size:.8rem;margin-top:0}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part{display:flex;align-items:center;gap:10px}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search{position:relative;display:inline-block;text-align:center}@media (max-width:600px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search{position:unset}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-icon{display:flex;justify-content:center;align-items:center;width:35px;height:35px;border-radius:50%;background-color:var(--primary-color);font-size:14px;color:var(--color-text-white);font-weight:700;text-align:center;text-decoration:none;outline:0}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form{position:absolute;background:#fff;inset-inline-end:0;opacity:0;visibility:hidden;top:100%;width:325px;padding:14px;z-index:99;box-shadow:0 8px 20px rgba(0,0,0,.2)}@media (max-width:600px){header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form{width:100%}}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form .search-form{display:flex}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form .search-form label{width:75%}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form .search-form label input{width:100%;border-radius:0}header.site-header .header-main-wrapper .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .navigation-part .header-search .header-search-wrap .header-search-form .search-form input.search-submit{border:1px solid var(--primary-color);border-radius:0;padding:0;font-size:13px;width:25%;margin:0}header.site-header .header-main-wrapper:not(.transparent-header){background-color:#fff}header.site-header .header-main-wrapper:not(.transparent-header) .bottom-header-outer-wrapper .bottom-header-part{border-bottom:1px solid #f3f1ef}header.site-header .header-main-wrapper:not(.transparent-header) .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-title a{color:var(--header-text-color)}header.site-header .header-main-wrapper:not(.transparent-header) .bottom-header-outer-wrapper .bottom-header-part .bottom-header-part-wrapper .site-branding .site-identity .site-description{color:var(--color-text-main)}a.explore-blog-scroll-to-top{position:fixed;bottom:55px;right:30px;height:50px;width:50px;opacity:0;visibility:hidden;z-index:17;display:flex;align-items:center;justify-content:center;text-decoration:none;color:var(--color-text-white);background-color:var(--primary-color);border:1px solid var(--color-text-white)}:root{--header-text-color:#0591bc}:root{--font-heading:"Montserrat",serif;--font-main:-apple-system,BlinkMacSystemFont,"Poppins","Segoe UI",Montserrat,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif}body,button,input{font-family:"Poppins",serif}.site-title a{font-family:"Montserrat",serif}.site-description{font-family:"Montserrat",serif}:root{--hcb--fz:var(--hcb--fz--base,14px);--hcb--ff:"Menlo","Consolas","Hiragino Kaku Gothic ProN","Hiragino Sans","Meiryo",sans-serif;--hcb--pY:1.75em;--hcb--pX:1.5em;--hcb--radius:3px;--hcb--linenumW:3.5ch;--hcb--data-label:attr(data-lang);--hcb--btn-offset:20px;--hcb--c:#1f1e1e;--hcb--tsh:unset;--hcb--bgc:#f8f6f6;--hcb--data-label--c:#1f1e1e;--hcb--data-label--bgc:#e8e8e8;--hcb--line-numbers--c:#999;--hcb--highlight-color:#9678641a;--hcb--file-icon:url(/wp-content/plugins/highlighting-code-block/assets/img/file-icon-light.svg);--hcb--scbar-track--bgc:#9696961a;--hcb--scbar-thumb--bgc:#96969640}:root{--hcb--c:#f9f9f6;--hcb--bgc:#2d2e29;--hcb--data-label--c:#fff;--hcb--data-label--bgc:#20211f;--hcb--line-numbers--c:#a3a3a3;--hcb--highlight-color:#fffaf51a;--hcb--file-icon:url(/wp-content/plugins/highlighting-code-block/assets/img/file-icon-dark.svg);--hcb--scbar-track--bgc:#ffffff1a;--hcb--scbar-thumb--bgc:#fff3}@media screen and (max-width:599px){:root{--hcb--fz:var(--hcb--fz--mobile,13px)}}:root{--hcb--fz--base:14px}:root{--hcb--fz--mobile:13px}:root{--hcb--ff:Menlo,Consolas,"Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,sans-serif}.trail-items li:after{content:"/"}:root{--wpforms-field-border-radius:3px;--wpforms-field-background-color:#fff;--wpforms-field-border-color:rgba(0,0,0,.25);--wpforms-field-text-color:rgba(0,0,0,.7);--wpforms-label-color:rgba(0,0,0,.85);--wpforms-label-sublabel-color:rgba(0,0,0,.55);--wpforms-label-error-color:#d63637;--wpforms-button-border-radius:3px;--wpforms-button-background-color:#066aab;--wpforms-button-text-color:#fff;--wpforms-field-size-input-height:43px;--wpforms-field-size-input-spacing:15px;--wpforms-field-size-font-size:16px;--wpforms-field-size-line-height:19px;--wpforms-field-size-padding-h:14px;--wpforms-field-size-checkbox-size:16px;--wpforms-field-size-sublabel-spacing:5px;--wpforms-field-size-icon-size:1;--wpforms-label-size-font-size:16px;--wpforms-label-size-line-height:19px;--wpforms-label-size-sublabel-font-size:14px;--wpforms-label-size-sublabel-line-height:17px;--wpforms-button-size-font-size:17px;--wpforms-button-size-height:41px;--wpforms-button-size-padding-h:15px;--wpforms-button-size-margin-top:10px}.wpforms-container .wpforms-form *{word-break:break-word;hyphens:auto;box-sizing:border-box;-webkit-box-sizing:border-box;-moz-box-sizing:border-box}.wpforms-container .wpforms-submit-spinner{margin-left:15px;display:inline-block;vertical-align:middle}.wpforms-container .wpforms-hidden{display:none!important}div.wpforms-container-full *{background:0 0;border:0 none;border-radius:0;-webkit-border-radius:0;-moz-border-radius:0;float:none;font-size:100%;height:auto;letter-spacing:normal;outline:none;position:static;text-indent:0;text-shadow:none;text-transform:none;width:auto;visibility:visible;overflow:visible;margin:0;padding:0;box-sizing:border-box;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-shadow:none;-moz-box-shadow:none;-ms-box-shadow:none;-o-box-shadow:none;box-shadow:none}div.wpforms-container-full input{margin:0;border:0;padding:0;vertical-align:middle;background:0 0;height:auto;box-sizing:border-box}div.wpforms-container-full .wpforms-form .wpforms-submit-spinner{max-width:26px}div.wpforms-container-full input{height:var(--wpforms-field-size-input-height)}
Unlocking the Power of .NET – Empowering Developers, One Byte at a Time!
Learn how to create your first LangChain chain in C# with reusable prompts, LLMs, and output parsing. Hands-on guide with code.
Learn how to integrate LangChain in .NET using the official NuGet package. Start chaining prompts and building AI apps today.
Learn MAUI payments integration using Stripe, PayPal, or Square with practical code and best practices for secure mobile apps.
Step-by-step guide to implementing In-App Purchases in .NET MAUI apps for Android & iOS. Boost monetization with real code examples.
Learn how to use the Options Pattern and Secret Manager in .NET to manage configuration cleanly and securely.
Learn how to seamlessly add barcode scanning to your .NET MAUI apps with this detailed guide. Tips, libraries, code samples & best practices.
Learn how to easily access device sensors like Accelerometer and Gyroscope in .NET MAUI apps. Full practical guide with code examples.
Discover how to implement and optimize CollectionView in .NET MAUI for dynamic lists, smooth UX, and responsive performance.
Learn to build reusable, beautiful custom controls in .NET MAUI with this hands-on guide. Save time and scale your UI smarter.
Improve your Blazor form validation with FluentValidation. Cleaner code, better UX, and advanced validation rules made simple.