Courier llms.txt · AI Docs Browser · mdream [llms.txt Tools](https://mdream.dev/llms-txt/courier/llms-txt) # Courier llms.txt docs.courier.com/llms.txt [Raw llms.txt](https://docs.courier.com/llms.txt) [Raw llms-full.txt](https://docs.courier.com/llms-full.txt) Copy Markdown [](https://docs.courier.com/llms.txt) llms.txt About Core Data Model Agent Routing (which API to use) Key Concepts Critical Gotchas Instructions for AI Agents Agent Quickstart Raw API Quick-Start (copy-paste bodies) Start Here Agent Quickstart Quickstart Glossary Send a Message How to Manage User Profiles Courier CLI MCP Server Courier Skills Send API How Sending Works Send a Message Choose a Sending Strategy How To Configure Multi-Channel Routing Channel Priority Channel Settings Automated Failover Delivery Reliability & Retries Send Limits Delays & Delivery Windows Responses & Error Codes How To Send Your First Message Bulk API Create a bulk job Add users Run a job Get a Job Get users How To Send Bulk Notifications Users & Profiles User Overview User Management Create a profile Get a profile Replace a profile Update a profile Delete a profile Get list subscriptions Delete list subscriptions Subscribe to one or more lists Device Tokens Add multiple tokens to user Add single token to user Get all tokens Get single token Update a token Delete User Token Lists & Audiences Lists & Audiences Get all lists Get a list Update a list Delete a list Restore a list Get the subscriptions for a list Add subscribers to a list Subscribe users to a list Subscribe a single user profile to a list Unsubscribe a user profile from a list Delete an audience Get an audience List all audiences List audience members Update an audience How To Create And Send To A List Or List Pattern Tenants Tenants Overview Sending With Tenants Tenant Deep Dive User Tenant Preferences Inbox and Tenants Create or Replace a Tenant Delete a Tenant Get a Tenant Get a List of Tenants Get Users in Tenant Create or Replace Default Preferences For Topic Remove Default Preferences For Topic Add a User to a Single Tenant Add a User to Multiple Tenants Get tenants associated with a given user Remove User from a Tenant Remove User From All Associated Tenants Preferences Preferences Overview Preferences Editor Hosted Preference Center Embedding Preferences User Preference Logs & Data Get user's preferences Get user subscription topic Update or Create user preferences for a specific subscription topic How To Configure Preferences via API How To Embed Preferences in React How To Set Up a Hosted Preference Center Templates & Content Routing Strategies Archive Routing Strategy Create Routing Strategy Get Routing Strategy List Routing Strategies Replace Routing Strategy Inbox Get Started with Courier Inbox Authenticate Courier Inbox SDKs Send an Inbox Message Notify with Toasts Organize Messages with Tabs How to Implement Courier Inbox How to Organize Inbox with Tabs How to Send a JWT from Your Backend POST /auth/issue-token Automations Automation Overview The Automations Designer Ad hoc Automation Steps Batching Automation Digests If / Switch Scheduling Throttle Node Fetch Data Accessing Dynamic Data Cancelling An Automation Webhook Trigger Inbound Event Triggers Debugger Invoke an Ad Hoc Automation Invoke an Automation List Automations Build and Send Your First Automation How to Cancel an Automation How To Send Automations via API How to Send Automations with Tenant Context Journeys Journeys Overview Building Journeys Send Node Starting a Journey Journey Templates Branch Delay Fetch Data Throttle Create a Journey Invoke a Journey List Journeys Publish a Journey How to Create Your First Journey How to Build a Multi-Step Onboarding Journey Analytics & Monitoring Analytics Overview Template Analytics Message Logs Audit Trail Custom Domain Tracking Get all audit events Get an audit event Archive message Cancel message Get message Get message content Get message history List messages How to Debug Email Delivery Issues Workspaces & Settings Workspace Overview Environments, API Keys, and Assets Roles and Permissions Outbound Webhooks Workspace Security Settings Okta Integration EU Datacenter Create a JWT Safe Notification Deployment SDKs Get Started with Courier SDKs Courier Node.js SDK Courier Python SDK Courier Go SDK Courier Ruby SDK Courier Java SDK Courier C# SDK Courier PHP SDK Courier React SDK Courier Web Components SDK Courier JS Courier Android SDK Courier iOS SDK Courier Flutter SDK Courier React Native SDK Developer Tools Build with AI Courier and Postman API Reference Brands & Translations Create a new brand Delete a brand Get a brand List brands Replace a brand Get a translation Update translations by locale Digests & Advanced Sending Send a Message Digest How To Send Digests How To Send Notifications With Segment How to Send Webhook Notifications Courier Track Event How to Use Test Events Resources What is Courier? Courier Help Center Tutorials Optional Integrations Overview Email Providers Amply AWS SES Gmail MailerSend Mailgun Mailjet Mandrill OneSignal Email Postmark Resend SendGrid SMTP SparkPost SMS Providers Africa's Talking Azure SMS MessageBird MessageMedia Plivo Sinch SMSCentral Telnyx TextUs Twilio Vonage Push Notifications Airship Apple Push Notifications Service (APNS) Beamer Expo Firebase Cloud Messaging (FCM) MagicBell NowPush OneSignal Push Pushbullet Pusher Pusher Beams Chat & Direct Message Providers Chat API Discord Facebook Messenger Microsoft Teams Slack Stream Chat Viber WhatsApp AWS SNS Custom Provider Drift Intercom Opsgenie PagerDuty Splunk On Call Webhook Integration Customer Data Platforms (CDP) RudderStack Segment Datadog Observability New Relic OpenTelemetry Courier Create Overview Integrating the Embeddable Designer Authenticating the Embeddable Designer Integrating the Embeddable Brand Editor Courier Create API Editor Properties Create or Update a Tenant Template Get a Template in Tenant List Templates in Tenant Publish a Tenant Template Get a Specific Template Version How to Use the Courier Create API Run Inspection Metrics Version History Elements Reference Export to Elemental Fonts Action Channel Columns Comment Divider Group HTML Image Jsonnet List Meta Quote Text Button Blocks Text Blocks Image Blocks HTML Blocks Heading Blocks Divider Blocks Spacer Blocks Channels Template Settings White-Labeling Email Domains Template Approval Workflow Email Template CSS Classes Email Safe Formatting Handlebars Editor for Email Templates Overview Version History Test with Sample Data Jsonnet Webhook Designer Customizing Email Address Fields General Settings Using Send Conditions Throw on Variable Not Found Content Block Overview Action Divider Image Jsonnet List Markdown Quote Template Text Migrate from Braze to Courier Migrate from Knock to Courier Migrate from Novu to Courier Migrate from OneSignal to Courier Migrate from SuprSend to Courier GET Profile Segment Get Notification Content Get Submission Checks Replace Submission Checks Cancel Submission API Reference API Reference ## What is Courier's llms.txt? Courier publishes an `/llms.txt` file that provides AI systems with a structured index of its documentation. It follows the [llms.txt specification](https://llmstxt.org), organizing links to guides, API references, and tutorials under section headings so that LLMs like ChatGPT, Claude, and Gemini can quickly understand what Courier offers and where to find details. Issues Spec 29 Sections 333 Links 62.4 KB Size ~16.0k Tokens Sections: About · Core Data Model · Agent Routing (which API to use) · Key Concepts · Critical Gotchas · Instructions for AI Agents · and 23 more ## Add Courier Docs to Your AI Assistant Select your tool to see how to add Courier's llms.txt as a documentation source. Cursor Windsurf Claude Code ChatGPT Zed Copilot 1. 1 Open any chat or composer panel 2. 2 Type @Docs and select "Add new doc" 3. 3 Paste the URL: https://docs.courier.com/llms.txt 4. 4 Wait for the green dot (indexing complete) 5. 5 Reference @Docs in chat when asking about Courier Cursor crawls the URL and indexes all subpages. Add a trailing slash to index child pages too. ## Spec Compliance 14 errors ## Frequently Asked Questions Where is Courier's llms.txt file? Courier publishes its llms.txt at https://docs.courier.com/llms.txt. This file provides a structured, markdown-formatted index of Courier's documentation that AI systems can consume to understand the project's APIs, guides, and references. How do I use Courier's llms.txt with AI coding assistants? Copy the llms.txt content and paste it into your AI assistant (Cursor, Windsurf, Claude, ChatGPT) as context. This gives the AI an accurate map of Courier's documentation so it can provide better code suggestions and answers about Courier. What does Courier's llms.txt contain? Courier's llms.txt contains 29 sections and 333 documentation links in 62.4 KB (~16.0k tokens). Key sections include About, Core Data Model, Agent Routing (which API to use), Key Concepts, Critical Gotchas, Instructions for AI Agents. How many tokens does Courier's llms.txt use? The concise llms.txt index is approximately 16.0k tokens (62.4 KB). Most AI assistants can fit this within their context window. For the full expanded documentation, look for an llms-full.txt variant which embeds all content inline. Can I generate an llms.txt for my own project? Yes. Use the free llms.txt generator at mdream.dev/tools/llms-txt/generator to crawl your site and produce a spec-compliant llms.txt file. You can also validate existing files with the llms.txt validator. ## Browse More llms.txt Files [Klavis AI Klavis AI: MCP integration platforms that let AI agents use tools reliably at any scale](https://mdream.dev/llms-txt/courier/llms-txt/klavis) [Pinecone Docs](https://mdream.dev/llms-txt/courier/llms-txt/pinecone) [Baseten](https://mdream.dev/llms-txt/courier/llms-txt/baseten) [Humanloop Docs](https://mdream.dev/llms-txt/courier/llms-txt/humanloop) [Aptible](https://mdream.dev/llms-txt/courier/llms-txt/aptible) [Visual Studio Code Visual Studio Code is a free, lightweight, and extensible code editor available for Windows, macOS, and Linux. 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