Use one of the official Helo SDKs in your language of choice
C# SDK
Ruby SDK
JavaScript SDK
Python SDK
Go SDK
Something missing?
Let us know!
{"docsConfig":{"theme":"aspen","$schema":"https://mintlify.com/docs.json","name":"Helo API","colors":{"primary":"#F96342","light":"#FC9173","dark":"#F96342"},"logo":{"light":"https://mintcdn.com/helo-817311a2/18fxkcbQl2u4qat7/logo/light.svg?fit=max\u0026auto=format\u0026n=18fxkcbQl2u4qat7\u0026q=85\u0026s=7ab9bc8ab1adfd2a3e928cee8a9b22a9","dark":"https://mintcdn.com/helo-817311a2/6BoONQLNAmi8eb88/logo/dark.svg?fit=max\u0026auto=format\u0026n=6BoONQLNAmi8eb88\u0026q=85\u0026s=e7241645b238fcb675b356d469ed6c30"},"favicon":"https://mintcdn.com/helo-817311a2/18fxkcbQl2u4qat7/favicon.svg?fit=max\u0026auto=format\u0026n=18fxkcbQl2u4qat7\u0026q=85\u0026s=def4e641ed1ef83fb79ffdb10041fc0f","api":{"examples":{"languages":["bash","csharp","ruby","python","go","javascript"],"autogenerate":true}},"background":{"color":{"light":"#FBF8F4","dark":"#1E1F1F"}},"navbar":{"links":[{"href":"mailto:support@helohq.com","label":"Support"}],"primary":{"type":"button","label":"Account","href":"https://app.helohq.com"}},"footer":{"socials":{"github":"https://github.com/helo-email","linkedin":"https://linkedin.com/company/helohq","discord":"https://discord.gg/suQD9T3nDN"}},"fonts":{"heading":{"family":"Roca","weight":700,"source":"fonts/Roca-Bold.woff2","format":"woff2"},"body":{"family":"Mulish"}},"icons":{"library":"lucide"},"integrations":{"posthog":{"apiKey":"phc_zBmzLhDe8FJFaCXk25hJAjXnhDJZ4pcKThusEQnR6x2A","apiHost":"https://us.i.posthog.com"}},"contextual":{"options":["copy","view","chatgpt","claude","perplexity","mcp","cursor","vscode"],"display":"header"},"styling":{"latex":false},"navigation":{"pages":[]}},"deployment":{"deploymentMetadataValue":{"subdomain":"helo-817311a2","hasAudioNarration":false,"actualSubdomain":"helo-817311a2","customDomains":["docs.helohq.com"],"gitSource":{"type":"github","owner":"helo-email","repo":"docs","deployBranch":"main","isPrivate":true,"contentDirectory":"","mountPath":"","label":""},"chroma":{"liveDeploymentHistoryId":"6ae4b82cc4061e91428e5501","collectionId":"5777ea41-5dae-429c-9fa6-861684e72fb6","schemaVersion":"v3","latestBuiltDeploymentHistoryId":"6ae4b82cc4061e91428e5501"},"entitlements":{"AI_CHAT":{"status":"DISABLED"}},"buildId":"6ae4b82cc4061e91428e5501","clientVersion":"0.0.4043","searchFilterCounts":[{"language":"default","tag":"API reference","count":56},{"language":"default","tag":"API endpoints","count":55},{"language":"default","tag":"Guides","count":26},{"language":"default","tag":"Webhooks","count":19},{"language":"default","tag":"Core concepts","count":15},{"language":"default","tag":"Channels","count":8},{"language":"default","tag":"Sending","count":8},{"language":"default","tag":"Domains","count":7},{"language":"default","tag":"Templates","count":7},{"language":"default","tag":"Getting started","count":6}]},"assistantConfig":{"enableAskAiButton":false,"enableStarterQuestions":false,"enableContextualStarterQuestions":false,"enableAskAiSearchBar":true},"basePath":"","hasChatPermissions":false,"hasWebMcpPermissions":false,"toggles":[{"name":"kill-isr","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"agent-mintlify-slack","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"agent-integrations-settings","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"automations-pr-grouping","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"custom-prefix","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"analytics-v7","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"user-flows-analytics","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"no-publish-flow","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"workos-onboarding","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"llms-txt-v2","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"snapshot-serving-live","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"stripTemperatureMiddleware","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"support-platform-pylon-zendesk","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"snapshot-serving","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"instant-rollback","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"granular-notifications-server","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"granular-notifications","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"automations-fable","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"fixed-ai-action-pricing","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"automation-resolve-merge-conflict","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"scoped-publishing","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"mintql","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"page-level-analytics","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"editor-version-history-v2","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"billing-page-v2","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"full-page-search","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"workspace-projects","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"assistant-v5","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"byok-sep-25","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"fork-pr-previews","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"revalidation-jwt","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"vite-origin","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"billing-updated-9-15","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"workos-sso-scim","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"hobby-abuse-scan","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"dashboard-inbox","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"workos-signup","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"turbopuffer-dual-write","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"workos-enabled","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false},{"name":"approve-review-flow","enabled":true,"variant":{"name":"disabled","enabled":false,"feature_enabled":true},"impressionData":false}],"googleFontsInlined":true},"customCss":[{"filePath":"style.css","content":".sdk-header{font-size:21px;font-family:'Roca'}.light :not(pre)>code,.light [data-component-part=step-number]>div{background-color:#fecebd}.dark :not(pre)>code,.dark [data-component-part=step-number]>div{background-color:#8b3318;color:#fff}[data-component-part=step-number]>div{font-weight:700}"}],"page":{"pagePath":"getting-started/sdks","slug":"/getting-started/sdks","pageMetadata":{"title":"SDKs","description":"Use one of the official Helo SDKs in your language of choice","href":"/getting-started/sdks"},"description":{"compiledSource":"\"use strict\";\nconst {jsx: _jsx} = arguments[0];\nconst {useMDXComponents: _provideComponents} = arguments[0];\nfunction _createMdxContent(props) {\n const _components = {\n p: \"p\",\n ..._provideComponents(),\n ...props.components\n };\n return _jsx(_components.p, {\n children: \"Use one of the official Helo SDKs in your language of choice\"\n });\n}\nfunction MDXContent(props = {}) {\n const {wrapper: MDXLayout} = {\n ..._provideComponents(),\n ...props.components\n };\n return MDXLayout ? _jsx(MDXLayout, {\n ...props,\n children: _jsx(_createMdxContent, {\n ...props\n })\n }) : _createMdxContent(props);\n}\nreturn {\n default: MDXContent\n};\n","frontmatter":{},"scope":{}},"pageType":"default","mdx":{"mdxSource":{"compiledSource":"\"use strict\";const{jsx:_jsx,jsxs:_jsxs}=arguments[0];const{useMDXComponents:_provideComponents}=arguments[0];function _createMdxContent(props){const _components={p:`p`,..._provideComponents(),...props.components},{Card,Columns}=_components;if(!Card)_missingMdxReference(`Card`,true);if(!Columns)_missingMdxReference(`Columns`,true);return _jsxs(Columns,{cols:3,children:[_jsx(Card,{href:`https://www.nuget.org/packages/HeloEmail.Sdk`,icon:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=4269902147bb301e89292d4c058d212a`,\"data-og-width\":`1820`,width:`1820`,\"data-og-height\":`2048`,height:`2048`,\"data-path\":`sdk-icons/csharp.png`,\"data-optimize\":`true`,\"data-opv\":`3`,srcset:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=280\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=ce27a2240f4646b960f3adad3c675cd7 280w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=560\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=ece82c880e84456e55078c13d1522512 560w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=840\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=5d6fb00f06c6993d87c5808533157648 840w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=1100\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=de9eecd273baddd760f26eb2db751845 1100w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=1650\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=4257e32fe3bd6f557e852dce8b8987e9 1650w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/csharp.png?w=2500\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=6f60dc30d5fc3bfa071d67f969395ee2 2500w`,children:_jsx(`div`,{class:`sdk-header`,children:`C# SDK`})}),_jsx(Card,{href:`https://rubygems.org/gems/helo-email-sdk`,icon:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=1274c81aa732a349d0914a0ec08e023e`,\"data-og-width\":`512`,width:`512`,\"data-og-height\":`512`,height:`512`,\"data-path\":`sdk-icons/ruby.png`,\"data-optimize\":`true`,\"data-opv\":`3`,srcset:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=280\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=34eb4519bd63c3e60d6d7ebed117395b 280w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=560\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=372f707f6bfa9e7404345730a8c6df36 560w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=840\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=47b9f218b697ad348789232129e3e5a7 840w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=1100\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=edf1ed0bdbabefc06635c27cdee4e6dc 1100w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=1650\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=7a60595a228eb4ff9553c593d724be0b 1650w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/ruby.png?w=2500\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=6489872023f0606846723f907e2bda81 2500w`,children:_jsx(`div`,{class:`sdk-header`,children:`Ruby SDK`})}),_jsx(Card,{href:`https://www.npmjs.com/package/@helo-email/sdk`,icon:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=72c3ee91dbbb3305f110ef3fb109e7de`,\"data-og-width\":`820`,width:`820`,\"data-og-height\":`800`,height:`800`,\"data-path\":`sdk-icons/javascript.jpg`,\"data-optimize\":`true`,\"data-opv\":`3`,srcset:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=280\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=dff65444faa8c0718c96c0fbb6751453 280w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=560\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=4e579da23f2ddfbe39bbb5584f9705d4 560w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=840\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=affb7b987b29619005a96715b1acb2b3 840w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=1100\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=04a750ffae3c0f2b702eeb42f890c017 1100w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=1650\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=125bde2a3e63319cd56b497aa22dd81e 1650w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/javascript.jpg?w=2500\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=bf0398a7a2b973c761f21ab521ca9764 2500w`,children:_jsx(`div`,{class:`sdk-header`,children:`JavaScript SDK`})}),_jsx(Card,{href:`https://pypi.org/project/sdk-helo-email/`,icon:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=d663a95f4fa218fb533e06b275ec27e1`,\"data-og-width\":`1024`,width:`1024`,\"data-og-height\":`1024`,height:`1024`,\"data-path\":`sdk-icons/python.png`,\"data-optimize\":`true`,\"data-opv\":`3`,srcset:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=280\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=512148300b0cd5131503f9e498559629 280w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=560\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=60c0ac6d47fccc7d094eb043a54b2871 560w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=840\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=f7bcf1e556f62bf5c4c71b490613e29a 840w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=1100\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=244930a583b547d9fa3775c5101ef24e 1100w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=1650\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=b5f083b7a2c629cb7aaed15c00c94f5b 1650w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/python.png?w=2500\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=4fa6158646b26ad45e655432ff65daa5 2500w`,children:_jsx(`div`,{class:`sdk-header`,children:`Python SDK`})}),_jsx(Card,{href:`https://github.com/helo-email/helo-sdk-go`,icon:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=5f52533855930cbd7ca329ad07bb97ef`,\"data-og-width\":`500`,width:`500`,\"data-og-height\":`500`,height:`500`,\"data-path\":`sdk-icons/golang.png`,\"data-optimize\":`true`,\"data-opv\":`3`,srcset:`https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=280\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=e43d8abb3225e13ea2c76b14cbec9b98 280w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=560\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=745d3ff57f9388b2940ad40fe911ea4f 560w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=840\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=33410a60cae77be65254332c1be17695 840w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=1100\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=9d507e5a4995ba36ca653b68b31e7ebf 1100w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=1650\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=ae37e6fbc4a1c7a27d10d64a8f42ceeb 1650w, https://mintcdn.com/helo-817311a2/14j1ifwoKaZU_OHC/sdk-icons/golang.png?w=2500\u0026fit=max\u0026auto=format\u0026n=14j1ifwoKaZU_OHC\u0026q=85\u0026s=f969d69e591ed3c528b45a282d246fd4 2500w`,children:_jsx(`div`,{class:`sdk-header`,children:`Go SDK`})}),_jsx(Card,{title:`Something missing?`,href:`mailto:support@helohq.com`,icon:`message-circle-question-mark`,children:_jsx(_components.p,{children:`Let us know!`})})]})}function MDXContent(props={}){const{wrapper:MDXLayout}={..._provideComponents(),...props.components};return MDXLayout?_jsx(MDXLayout,{...props,children:_jsx(_createMdxContent,{...props})}):_createMdxContent(props)}return{default:MDXContent};function _missingMdxReference(id,component){throw new Error(`Expected `+(component?`component`:`object`)+\" `\"+id+\"` to be defined: you likely forgot to import, pass, or provide it.\")}","frontmatter":{},"scope":{"config":{},"pageMetadata":{"title":"SDKs","description":"Use one of the official Helo SDKs in your language of choice","href":"/getting-started/sdks"}}},"mdxSourceWithNoJs":null},"mdxExtracts":{"tableOfContents":[],"codeExamples":{}},"jsLinks":[],"subdomain":"helo-817311a2","siteName":"Helo API","title":"SDKs - Helo API","navMaps":{"firstHrefInVersion":{},"firstHrefInLanguage":{}},"lastModified":"2026-07-16T17:42:47.181Z","originalFileLocation":"getting-started/sdks.mdx"},"headHtml":"\u003cscript data-mint-head>(function(){var d=document.documentElement,p=null;if(!p){try{p=localStorage.getItem(\"isDarkMode\")}catch(e){}if(p==='true')p='dark';else if(p==='false')p='light';if(p!=='light'\u0026\u0026p!=='dark'\u0026\u0026p!=='system')p=\"system\"}var r=p==='system'?(matchMedia(\"(prefers-color-scheme: dark)\").matches?'dark':'light'):p;d.classList.remove(r==='dark'?'light':'dark');d.classList.add(r);d.setAttribute(\"data-theme-preference\",p)})();\u003c/script>\u003cmeta data-mint-head name=\"description\" content=\"Use one of the official Helo SDKs in your language of choice\">\u003cmeta data-mint-head name=\"application-name\" content=\"Helo API\">\u003cmeta data-mint-head name=\"generator\" content=\"Mintlify\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"192x192\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/android-chrome-192x192.png\" media=\"(prefers-color-scheme: light)\">\u003clink data-mint-head rel=\"apple-touch-icon\" type=\"image/png\" sizes=\"180x180\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/apple-touch-icon.png\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"16x16\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/favicon-16x16.png\" media=\"(prefers-color-scheme: light)\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"32x32\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/favicon-32x32.png\" media=\"(prefers-color-scheme: light)\">\u003clink data-mint-head rel=\"shortcut icon\" type=\"image/x-icon\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/favicon.ico\" media=\"(prefers-color-scheme: light)\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"192x192\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon-dark/android-chrome-192x192.png\" media=\"(prefers-color-scheme: dark)\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"16x16\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon-dark/favicon-16x16.png\" media=\"(prefers-color-scheme: dark)\">\u003clink data-mint-head rel=\"icon\" type=\"image/png\" sizes=\"32x32\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon-dark/favicon-32x32.png\" media=\"(prefers-color-scheme: dark)\">\u003clink data-mint-head rel=\"shortcut icon\" type=\"image/x-icon\" href=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon-dark/favicon.ico\" media=\"(prefers-color-scheme: dark)\">\u003cmeta data-mint-head property=\"og:title\" content=\"SDKs - Helo API\">\u003cmeta data-mint-head property=\"og:description\" content=\"Use one of the official Helo SDKs in your language of choice\">\u003cmeta data-mint-head property=\"og:site_name\" content=\"Helo API\">\u003cmeta data-mint-head property=\"og:url\" content=\"https://docs.helohq.com/getting-started/sdks\">\u003cmeta data-mint-head property=\"og:type\" content=\"website\">\u003cmeta data-mint-head property=\"og:image\" content=\"https://helo-817311a2.mintlify.app/_mintlify/api/og/v2?division=Getting+started\u0026amp;title=SDKs\u0026amp;description=Use+one+of+the+official+Helo+SDKs+in+your+language+of+choice\u0026amp;theme=69b04ca8b9d93cca46b358c5\u0026amp;signature=55e792ec0da18d243068d25a604c5666d7734c4bfac7c095ea36ae1e5865ae28\">\u003cmeta data-mint-head property=\"og:image:width\" content=\"1200\">\u003cmeta data-mint-head property=\"og:image:height\" content=\"630\">\u003cmeta data-mint-head name=\"twitter:card\" content=\"summary_large_image\">\u003cmeta data-mint-head name=\"twitter:title\" content=\"SDKs - Helo API\">\u003cmeta data-mint-head name=\"twitter:description\" content=\"Use one of the official Helo SDKs in your language of choice\">\u003cmeta data-mint-head name=\"twitter:image\" content=\"https://helo-817311a2.mintlify.app/_mintlify/api/og/v2?division=Getting+started\u0026amp;title=SDKs\u0026amp;description=Use+one+of+the+official+Helo+SDKs+in+your+language+of+choice\u0026amp;theme=69b04ca8b9d93cca46b358c5\u0026amp;signature=55e792ec0da18d243068d25a604c5666d7734c4bfac7c095ea36ae1e5865ae28\">\u003cmeta data-mint-head name=\"twitter:image:width\" content=\"1200\">\u003cmeta data-mint-head name=\"twitter:image:height\" content=\"630\">\u003cmeta data-mint-head name=\"msapplication-config\" content=\"/mintlify-assets/_mintlify/favicons/helo-817311a2/kPuzdIlt0UxCt28n/_generated/favicon/browserconfig.xml\">\u003cmeta data-mint-head name=\"apple-mobile-web-app-title\" content=\"Helo API\">\u003cmeta data-mint-head name=\"msapplication-TileColor\" content=\"#F96342\">\u003clink data-mint-head rel=\"canonical\" href=\"https://docs.helohq.com/getting-started/sdks\">\u003clink data-mint-head rel=\"alternate\" type=\"application/xml\" href=\"/sitemap.xml\">\u003clink data-mint-head rel=\"alternate\" type=\"text/markdown\" href=\"/getting-started/sdks.md\">\u003cscript data-mint-head type=\"application/ld+json\">{\"@context\":\"https://schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https://docs.helohq.com/#organization\",\"name\":\"Helo API\",\"url\":\"https://docs.helohq.com\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https://mintcdn.com/helo-817311a2/18fxkcbQl2u4qat7/logo/light.svg?fit=max\u0026auto=format\u0026n=18fxkcbQl2u4qat7\u0026q=85\u0026s=7ab9bc8ab1adfd2a3e928cee8a9b22a9\"}},{\"@type\":\"WebSite\",\"@id\":\"https://docs.helohq.com#website\",\"name\":\"Helo API\",\"url\":\"https://docs.helohq.com\",\"publisher\":{\"@id\":\"https://docs.helohq.com/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https://docs.helohq.com/getting-started/sdks#webpage\",\"url\":\"https://docs.helohq.com/getting-started/sdks\",\"name\":\"SDKs\",\"description\":\"Use one of the official Helo SDKs in your language of choice\",\"dateModified\":\"2026-07-16T17:42:47.181Z\",\"isPartOf\":{\"@id\":\"https://docs.helohq.com#website\"},\"breadcrumb\":{\"@id\":\"https://docs.helohq.com/getting-started/sdks#breadcrumb\"}},{\"@type\":\"BreadcrumbList\",\"@id\":\"https://docs.helohq.com/getting-started/sdks#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Getting started\",\"item\":\"https://docs.helohq.com/getting-started/index\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SDKs\",\"item\":\"https://docs.helohq.com/getting-started/sdks\"}]},{\"@type\":[\"Article\",\"TechArticle\"],\"@id\":\"https://docs.helohq.com/getting-started/sdks#article\",\"headline\":\"SDKs\",\"name\":\"SDKs\",\"description\":\"Use one of the official Helo SDKs in your language of choice\",\"url\":\"https://docs.helohq.com/getting-started/sdks\",\"mainEntityOfPage\":{\"@id\":\"https://docs.helohq.com/getting-started/sdks#webpage\"},\"dateModified\":\"2026-07-16T17:42:47.181Z\",\"publisher\":{\"@id\":\"https://docs.helohq.com/#organization\"},\"isPartOf\":{\"@id\":\"https://docs.helohq.com#website\"}}]}\u003c/script>\u003cscript data-mint-head type=\"application/ld+json\">{\"@context\":\"https://schema.org\",\"@type\":\"WebSite\",\"name\":\"Helo API\",\"creator\":{\"@type\":\"Organization\",\"name\":\"Mintlify\",\"url\":\"https://mintlify.com\"}}\u003c/script>","siteName":"Helo API","nav":{"global":null,"tabs":[{"tab":"Guides","groups":[{"group":"Getting started","pages":[{"title":"Introduction","href":"/getting-started"},{"group":"Quickstart","pages":[{"title":"Send with API","sidebarTitle":"Send with the API","href":"/getting-started/quickstart-send-with-api"},{"title":"Send via SMTP","description":"Start sending via SMTP in minutes","href":"/getting-started/quickstart-send-with-smtp"}]},{"title":"SDKs","href":"/getting-started/sdks"},{"title":"CLI","description":"Install the Helo CLI and manage your account and send email from the command line","href":"/getting-started/cli"}]},{"group":"Core concepts","pages":[{"group":"Sending","pages":[{"title":"Overview","href":"/core/sending-overview"},{"title":"Transactional","href":"/core/sending-transactional"},{"title":"Broadcasts","href":"/core/sending-broadcasts"},{"title":"Guidelines","href":"/core/sending-guidelines"}]},{"title":"Domains","href":"/core/domains"},{"title":"Templates","href":"/core/templates"},{"group":"Channels","pages":[{"title":"Create isolated sending environments with Channels","sidebarTitle":"Overview","href":"/core/channels"},{"title":"Manage open and click tracking","sidebarTitle":"Tracking","href":"/core/channels-tracking"},{"title":"Sandbox Channels","sidebarTitle":"Sandbox","href":"/core/channels-sandbox"}]},{"title":"Activity","href":"/core/activity"},{"title":"Bounces","href":"/core/bounces"},{"title":"Suppressions","href":"/core/suppressions"},{"title":"Webhooks","href":"/core/webhooks"},{"group":"Credentials","pages":[{"title":"Create your API credential for authentication","sidebarTitle":"API credentials","href":"/core/credentials"},{"title":"Create your SMTP user for authentication","sidebarTitle":"SMTP users","href":"/core/smtp-user"}]}]},{"group":"Platforms","pages":[{"title":"Overview","href":"/platforms/overview"},{"title":"Create dedicated sending environments for each of your users","sidebarTitle":"Separate your client's sending","href":"/platforms/platforms-channels"},{"title":"Authenticating your customers' domains for sending","sidebarTitle":"Verify your customers' domains","href":"/platforms/platforms-domain-management"},{"title":"Automate customer DNS with NS subdomain delegation","sidebarTitle":"NS delegation","href":"/platforms/platforms-ns-delegation"}]},{"group":"Account management","pages":[{"title":"Understand how billing works","sidebarTitle":"Billing","href":"/account/billing"},{"title":"Understanding Test Mode","sidebarTitle":"Test Mode","href":"/account/test-mode"}]}]},{"tab":"API reference","pages":[{"title":"API reference","href":"/api-reference/overview"}]}]},"basePath":"","title":"SDKs - Helo API","buildId":"dpl_G9nrg4qeJSZtah1Ziwbc2n6WkLch","deploymentId":"dpl_G9nrg4qeJSZtah1Ziwbc2n6WkLch","dynamics":[],"chunks":[]}