# Lumail.io
> The AI-native email platform for newsletters, automations, and transactional email.

Prefer MCP, the CLI, or the TypeScript SDK for live organization operations. Fetch only the markdown pages you need; /llms-full.txt concatenates every page.

## Agents
- [Migration to V2](https://lumail.io/docs/api-reference/v2/migration.md): Rewrite a v1 REST or SDK integration to API v2.
- [Claude Code (Plugin)](https://lumail.io/docs/ai-integration/mcp-claude.md): Install the Lumail plugin in Claude Code.
- [Codex (Plugin)](https://lumail.io/docs/ai-integration/mcp-codex.md): Connect the Codex CLI and app over OAuth.
- [ChatGPT Plugin](https://lumail.io/docs/ai-integration/chatgpt-plugin.md): Connect Lumail as a ChatGPT OAuth app.
- [Cursor (MCP)](https://lumail.io/docs/ai-integration/mcp-cursor.md): Connect Cursor over MCP.
- [Skills (CLI)](https://lumail.io/docs/ai-integration/skills-cli.md): Use the CLI and reusable agent skills.
- [SDK Introduction](https://lumail.io/docs/sdk/introduction.md): Use the typed TypeScript SDK.
- [API Reference](https://lumail.io/docs/api-reference.md): Browse the REST API reference.
- [OpenAPI 3.1 specification](https://lumail.io/openapi.json): Machine-readable Lumail integration endpoint.
- [MCP server manifest](https://lumail.io/.well-known/mcp.json): Machine-readable Lumail integration endpoint.
- [MCP server](https://lumail.io/mcp): Machine-readable Lumail integration endpoint.
- [MCP OAuth metadata](https://lumail.io/.well-known/oauth-protected-resource/mcp): Machine-readable Lumail integration endpoint.
- [Claude Code install](https://lumail.io/claude-code/install): Machine-readable Lumail integration endpoint.
- [Codex install](https://lumail.io/codex/install): Machine-readable Lumail integration endpoint.
- [CLI install](https://lumail.io/cli/install): Machine-readable Lumail integration endpoint.

## Docs
- [Documentation](https://lumail.io/docs.md): How Lumail works. Campaigns, subscribers, deliverability, and workflows.
- [SMTP](https://lumail.io/docs/smtp.md): Connect SMTP-only tools to Lumail transactional email.
- [Surveys](https://lumail.io/docs/survey.md): One-click polls inside an email — buttons, yes/no, emoji, and NPS, each stacked the same way the recipient sees them.

## Privacy & GDPR
- [GDPR in Lumail](https://lumail.io/docs/legal/gdpr-in-lumail.md): Current GDPR readiness, data locations, tracking, double opt-in, and steps for EU customers
- [Data Processing Agreement (DPA) Status](https://lumail.io/docs/legal/dpa.md): Current availability of Lumail's GDPR DPA, SCCs, and transfer documentation

## Ship with Email
- [Choose an Email MCP for Claude Code, Then Ship the Launch](https://lumail.io/docs/playbooks/email-mcp-claude-code-product-launch.md): Compare email MCPs by real launch work, connect Claude Code, and turn verified release evidence into a campaign your owned list can act on.
- [Send a Newsletter from Cursor, Then Ship the Launch](https://lumail.io/docs/playbooks/send-newsletter-from-cursor.md): Connect Cursor to your email stack, turn release evidence into a saved campaign, review the audience and render, and approve delivery deliberately.
- [Move a Launch List from Kit Without Paying for Dormant Subscribers](https://lumail.io/docs/playbooks/move-launch-list-from-kit.md): Test a send-volume-priced Kit alternative with one real launch before moving your audience, automations, and suppression history.
- [Ship with Email](https://lumail.io/docs/playbooks.md): Turn a product release, offer, or changelog into an owned-list launch while the rest of the product ships.

## Guides
- [Guides](https://lumail.io/docs/guides.md): Practical Lumail playbooks for sending, migrating, and connecting tools.

## Tutorials
- [Migration to high deliverability emails](https://lumail.io/docs/tutorials/migration-to-high-deliverability-emails.md): Bring campaigns, OTP, and transactional mail up to current inbox hygiene — visible branding, a why-you-receive line, native double opt-in, and workflows that wait for confirmation.
- [Enable Double Opt-In](https://lumail.io/docs/tutorials/enable-double-opt-in.md): Turn on native confirmation so new subscribers must click a link before they receive campaigns.
- [Create an API Token](https://lumail.io/docs/tutorials/create-api-token.md): Step-by-step guide to generating API tokens for authenticating your Lumail API requests.
- [Send Transactional Email with SMTP](https://lumail.io/docs/tutorials/smtp-transactional-emails.md): Configure your organization to send transactional email through Lumail from SMTP-only tools.
- [Send React Email Templates with Lumail](https://lumail.io/docs/tutorials/react-email.md): Build transactional email templates as React components, render them to HTML, and send them through the Lumail transactional email API.
- [Build a V0 Capture Page](https://lumail.io/docs/tutorials/v0-capture-page.md): Guide to generating a Lumail-branded capture page with V0.dev and wiring it to the Subscribers API.
- [Dynamic Promo Codes with Webhooks](https://lumail.io/docs/tutorials/dynamic-promo-codes.md): Create unique, time-limited promo codes for each subscriber using workflow webhooks and custom fields.
- [Tutorials](https://lumail.io/docs/tutorials.md): Step-by-step guides to build real-world email marketing automations with Lumail.

## AI Integration
- [Claude Code (Plugin)](https://lumail.io/docs/ai-integration/mcp-claude.md): Install the Lumail plugin in Claude Code with OAuth—no API token to create, paste, or rotate.
- [Codex (Plugin)](https://lumail.io/docs/ai-integration/mcp-codex.md): Connect the Codex CLI and Codex app to Lumail over OAuth—no API token in config.toml.
- [ChatGPT Plugin](https://lumail.io/docs/ai-integration/chatgpt-plugin.md): Connect ChatGPT to Lumail with OAuth—no API token to copy or store.
- [Hermes](https://lumail.io/docs/ai-integration/hermes.md): Paste one prompt in Hermes Agent and it installs the Lumail CLI and skill, authenticates, and verifies the connection for you.
- [Skills (CLI)](https://lumail.io/docs/ai-integration/skills-cli.md): Install Lumail as a Claude Code skill with the CLI for terminal-based AI workflows - manage subscribers, campaigns, and emails from natural language.
- [OpenClaw](https://lumail.io/docs/ai-integration/openclaw.md): Install the Lumail skill and CLI via ClawHub for OpenClaw.
- [Cursor (MCP)](https://lumail.io/docs/ai-integration/mcp-cursor.md): Add Lumail tools to Cursor IDE for AI-assisted email marketing directly from your editor.
- [TypeScript SDK Integrations](https://lumail.io/docs/ai-integration/sdk-agents.md): Use the Lumail TypeScript SDK in web apps, backend services, scripts, and product automations.
- [Tools API (v2)](https://lumail.io/docs/ai-integration/tools-api.md): Call any Lumail tool via a single REST endpoint - works with any language or AI framework.
- [Examples & Recipes](https://lumail.io/docs/ai-integration/examples.md): Real-world AI agent workflows and automation patterns using Lumail's API.
- [AI Integration](https://lumail.io/docs/ai-integration.md): Connect ChatGPT, Claude, Hermes, or OpenClaw to Lumail, or use the SDK and Tools API for custom integrations.

## SDK
- [SDK Introduction](https://lumail.io/docs/sdk/introduction.md): Understand what the Lumail TypeScript SDK is for and when to use it in your application.
- [SDK 2.1.0](https://lumail.io/docs/sdk/v2/introduction.md): lumail@2.1.0 talks only to API v2 and returns { data, error }.
- [SDK Configuration](https://lumail.io/docs/sdk/configuration.md): Configure the Lumail TypeScript SDK client, API key, base URL, and runtime environment.
- [SDK Resources](https://lumail.io/docs/sdk/resources.md): Use the Lumail SDK resource clients for subscribers, campaigns, transactional emails, tags, and events.
- [SDK Tools](https://lumail.io/docs/sdk/tools.md): Call Lumail V2 tools from server-side TypeScript code through the SDK.
- [lumail.tools](https://lumail.io/docs/sdk/v2/tools.md): SDK 2.1.0 · API v2 · lumail.tools.*
- [Errors and Retries](https://lumail.io/docs/sdk/errors-retries.md): Handle Lumail SDK typed errors, rate limits, and retry behavior.
- [lumail.emails](https://lumail.io/docs/sdk/v2/emails.md): SDK 2.1.0 · API v2 · lumail.emails.*
- [lumail.emails.send](https://lumail.io/docs/sdk/v2/emails-send.md): SDK 2.1.0 · API v2 · POST /api/v2/emails
- [lumail.emails.batch](https://lumail.io/docs/sdk/v2/emails-batch.md): SDK 2.1.0 · API v2 · POST /api/v2/emails/batch
- [lumail.emails.get](https://lumail.io/docs/sdk/v2/emails-get.md): SDK 2.1.0 · API v2 · GET /api/v2/emails/:id
- [lumail.emails.list](https://lumail.io/docs/sdk/v2/emails-list.md): SDK 2.1.0 · API v2 · GET /api/v2/emails
- [lumail.emails.verify](https://lumail.io/docs/sdk/v2/emails-verify.md): SDK 2.1.0 · API v2 · POST /api/v2/emails/verify
- [lumail.subscribers](https://lumail.io/docs/sdk/v2/subscribers.md): SDK 2.1.0 · API v2 · lumail.subscribers.*
- [lumail.subscribers.list](https://lumail.io/docs/sdk/v2/subscribers-list.md): SDK 2.1.0 · API v2 · GET /api/v2/subscribers
- [lumail.subscribers.create](https://lumail.io/docs/sdk/v2/subscribers-create.md): SDK 2.1.0 · API v2 · POST /api/v2/subscribers
- [lumail.subscribers.get](https://lumail.io/docs/sdk/v2/subscribers-get.md): SDK 2.1.0 · API v2 · GET /api/v2/subscribers/:subscriber
- [lumail.subscribers.update](https://lumail.io/docs/sdk/v2/subscribers-update.md): SDK 2.1.0 · API v2 · PATCH /api/v2/subscribers/:subscriber
- [lumail.subscribers.delete](https://lumail.io/docs/sdk/v2/subscribers-delete.md): SDK 2.1.0 · API v2 · DELETE /api/v2/subscribers/:subscriber
- [lumail.subscribers.unsubscribe](https://lumail.io/docs/sdk/v2/subscribers-unsubscribe.md): SDK 2.1.0 · API v2 · POST /api/v2/subscribers/:subscriber/unsubscribe
- [lumail.subscribers.addTags](https://lumail.io/docs/sdk/v2/subscribers-add-tags.md): SDK 2.1.0 · API v2 · POST /api/v2/subscribers/:subscriber/tags
- [lumail.subscribers.removeTags](https://lumail.io/docs/sdk/v2/subscribers-remove-tags.md): SDK 2.1.0 · API v2 · DELETE /api/v2/subscribers/:subscriber/tags
- [lumail.subscribers.listEvents](https://lumail.io/docs/sdk/v2/subscribers-list-events.md): SDK 2.1.0 · API v2 · GET /api/v2/subscribers/:subscriber/events
- [lumail.domains](https://lumail.io/docs/sdk/v2/domains.md): SDK 2.1.0 · API v2 · lumail.domains.*
- [lumail.domains.list](https://lumail.io/docs/sdk/v2/domains-list.md): SDK 2.1.0 · API v2 · GET /api/v2/domains
- [lumail.domains.create](https://lumail.io/docs/sdk/v2/domains-create.md): SDK 2.1.0 · API v2 · POST /api/v2/domains
- [lumail.domains.get](https://lumail.io/docs/sdk/v2/domains-get.md): SDK 2.1.0 · API v2 · GET /api/v2/domains/:domain
- [lumail.domains.verify](https://lumail.io/docs/sdk/v2/domains-verify.md): SDK 2.1.0 · API v2 · POST /api/v2/domains/:domain/verify
- [lumail.campaigns](https://lumail.io/docs/sdk/v2/campaigns.md): SDK 2.1.0 · API v2 · lumail.campaigns.*
- [lumail.campaigns.list](https://lumail.io/docs/sdk/v2/campaigns-list.md): SDK 2.1.0 · API v2 · GET /api/v2/campaigns
- [lumail.campaigns.create](https://lumail.io/docs/sdk/v2/campaigns-create.md): SDK 2.1.0 · API v2 · POST /api/v2/campaigns
- [lumail.campaigns.get](https://lumail.io/docs/sdk/v2/campaigns-get.md): SDK 2.1.0 · API v2 · GET /api/v2/campaigns/:campaignId
- [lumail.campaigns.update](https://lumail.io/docs/sdk/v2/campaigns-update.md): SDK 2.1.0 · API v2 · PATCH /api/v2/campaigns/:campaignId
- [lumail.campaigns.delete](https://lumail.io/docs/sdk/v2/campaigns-delete.md): SDK 2.1.0 · API v2 · DELETE /api/v2/campaigns/:campaignId
- [lumail.campaigns.send](https://lumail.io/docs/sdk/v2/campaigns-send.md): SDK 2.1.0 · API v2 · POST /api/v2/campaigns/:campaignId/send
- [lumail.tags](https://lumail.io/docs/sdk/v2/tags.md): SDK 2.1.0 · API v2 · lumail.tags.*
- [lumail.tags.list](https://lumail.io/docs/sdk/v2/tags-list.md): SDK 2.1.0 · API v2 · GET /api/v2/tags
- [lumail.tags.create](https://lumail.io/docs/sdk/v2/tags-create.md): SDK 2.1.0 · API v2 · POST /api/v2/tags
- [lumail.tags.get](https://lumail.io/docs/sdk/v2/tags-get.md): SDK 2.1.0 · API v2 · GET /api/v2/tags/:tag
- [lumail.tags.update](https://lumail.io/docs/sdk/v2/tags-update.md): SDK 2.1.0 · API v2 · PATCH /api/v2/tags/:tag
- [lumail.events](https://lumail.io/docs/sdk/v2/events.md): SDK 2.1.0 · API v2 · lumail.events.*
- [lumail.events.create](https://lumail.io/docs/sdk/v2/events-create.md): SDK 2.1.0 · API v2 · POST /api/v2/events
- [lumail.tokens](https://lumail.io/docs/sdk/v2/tokens.md): SDK 2.1.0 · API v2 · lumail.tokens.*
- [lumail.tokens.list](https://lumail.io/docs/sdk/v2/tokens-list.md): SDK 2.1.0 · API v2 · GET /api/v2/tokens
- [lumail.tokens.create](https://lumail.io/docs/sdk/v2/tokens-create.md): SDK 2.1.0 · API v2 · POST /api/v2/tokens
- [lumail.tools.list](https://lumail.io/docs/sdk/v2/tools-list.md): SDK 2.1.0 · API v2 · GET /api/v2/tools
- [lumail.tools.get](https://lumail.io/docs/sdk/v2/tools-get.md): SDK 2.1.0 · API v2 · GET /api/v2/tools/:toolName
- [lumail.tools.run](https://lumail.io/docs/sdk/v2/tools-run.md): SDK 2.1.0 · API v2 · POST /api/v2/tools/:toolName
- [Errors](https://lumail.io/docs/sdk/v2/errors.md): SDK 2.1.0 · API v2 · { data, error } results.

## API Reference
- [API Tokens](https://lumail.io/docs/api-reference/api-tokens.md): Learn how to create and use API tokens to authenticate your API requests
- [TypeScript SDK](https://lumail.io/docs/api-reference/sdk.md): Official TypeScript SDK for the Lumail API - type-safe client with full autocompletion for subscribers, campaigns, emails, tags, events, and tools.
- [CLI](https://lumail.io/docs/api-reference/cli.md): Lumail command-line interface for managing subscribers, campaigns, emails, tags, events, and tools from your terminal.
- [MCP Server](https://lumail.io/docs/api-reference/mcp.md): Connect Claude, Cursor, ChatGPT, Codex, or another MCP client to Lumail's canonical email marketing tools.
- [Tools API (v2)](https://lumail.io/docs/api-reference/v2-tools.md): Execute any Lumail tool via REST API - unified endpoint for all operations
- [Admin Tools API](https://lumail.io/docs/api-reference/admin-tools.md): Internal automation API for Lumail administrators - execute admin tools across all organizations with a single endpoint
- [Rate Limits](https://lumail.io/docs/api-reference/api-limits.md): Understanding API rate limits, headers, and best practices for handling rate-limited requests
- [SMTP Endpoint](https://lumail.io/docs/api-reference/smtp.md): Send transactional email through Lumail from SMTP-only tools
- [Send Transactional Email](https://lumail.io/docs/api-reference/api-emails-send.md): Send individual transactional emails without requiring a campaign
- [Email Verification API](https://lumail.io/docs/api-reference/api-email-verify-post.md): Verify email addresses before adding them to your list
- [Create Subscriber](https://lumail.io/docs/api-reference/api-subscribers-post.md): Add a new subscriber to your Lumail account
- [Get Subscriber](https://lumail.io/docs/api-reference/api-subscribers-get.md): Retrieve a specific subscriber from your Lumail account
- [Update Subscriber](https://lumail.io/docs/api-reference/api-subscribers-patch.md): Update an existing subscriber in your Lumail account
- [Unsubscribe Subscriber](https://lumail.io/docs/api-reference/api-subscribers-unsubscribe.md): Unsubscribe a subscriber without deleting their history
- [Add Tags to Subscriber](https://lumail.io/docs/api-reference/api-subscriber-tags-post.md): Add one or more tags to an existing subscriber
- [Remove Tags from Subscriber](https://lumail.io/docs/api-reference/api-subscriber-tags-delete.md): Remove one or more tags from an existing subscriber
- [Track Event](https://lumail.io/docs/api-reference/api-events-post.md): Record a new subscriber event in your Lumail account
- [Get Subscriber Events](https://lumail.io/docs/api-reference/api-subscriber-events-get.md): Retrieve the event history for a specific subscriber
- [Get All Tags](https://lumail.io/docs/api-reference/api-tags-get.md): Retrieve a list of all tags in your Lumail account
- [Create a Tag](https://lumail.io/docs/api-reference/api-tags-post.md): Create a new tag in your Lumail account
- [List All Campaigns](https://lumail.io/docs/api-reference/api-campaigns-get.md): Retrieve a paginated list of campaigns in your Lumail account
- [Create Campaign](https://lumail.io/docs/api-reference/api-campaigns-post.md): Create a new email campaign in your Lumail account
- [Get Campaign](https://lumail.io/docs/api-reference/api-campaign-get.md): Retrieve details for a specific campaign by ID
- [Update Campaign](https://lumail.io/docs/api-reference/api-campaign-patch.md): Update an existing campaign by ID
- [Delete Campaign](https://lumail.io/docs/api-reference/api-campaign-delete.md): Delete a campaign by ID
- [Send Campaign](https://lumail.io/docs/api-reference/api-campaign-send.md): Send or schedule a campaign for delivery
- [API v2](https://lumail.io/docs/api-reference/v2.md): Send email, manage subscribers, campaigns, and domains. Auth is a Bearer lum_ token.
- [Migration to V2](https://lumail.io/docs/api-reference/v2/migration.md): Rewrite a Lumail v1 integration to API v2. Instructions for coding agents.
- [Emails](https://lumail.io/docs/api-reference/v2/emails.md): Send, inspect, and verify transactional email. Provide exactly one of html, tiptap, or markdown.
- [Send Email](https://lumail.io/docs/api-reference/v2/emails-send.md): Queue one transactional email. Provide exactly one of html, tiptap, or markdown.
- [Batch Emails](https://lumail.io/docs/api-reference/v2/emails-batch.md): Send up to 100 transactional emails in one request.
- [Get Email](https://lumail.io/docs/api-reference/v2/emails-get.md): Retrieve one sent or queued email by id.
- [List Emails](https://lumail.io/docs/api-reference/v2/emails-list.md): List transactional API emails, newest first.
- [Verify Email](https://lumail.io/docs/api-reference/v2/emails-verify.md): Check syntax and deliverability signals for one address.
- [Subscribers](https://lumail.io/docs/api-reference/v2/subscribers.md): List, create, update, tag, and unsubscribe contacts.
- [List Subscribers](https://lumail.io/docs/api-reference/v2/subscribers-list.md): List contacts newest first. Paginate with cursor.
- [Create Subscriber](https://lumail.io/docs/api-reference/v2/subscribers-create.md): Create or upsert a contact by email.
- [Get Subscriber](https://lumail.io/docs/api-reference/v2/subscribers-get.md): Fetch one contact by id or email.
- [Update Subscriber](https://lumail.io/docs/api-reference/v2/subscribers-update.md): Patch name, fields, or tags on a contact.
- [Unsubscribe Subscriber](https://lumail.io/docs/api-reference/v2/subscribers-unsubscribe.md): Mark a contact unsubscribed.
- [Add Subscriber Tags](https://lumail.io/docs/api-reference/v2/subscribers-tags-add.md): Attach tags to a contact.
- [Remove Subscriber Tags](https://lumail.io/docs/api-reference/v2/subscribers-tags-remove.md): Detach tags from a contact.
- [List Subscriber Events](https://lumail.io/docs/api-reference/v2/subscribers-events.md): List events recorded on one contact.
- [Domains](https://lumail.io/docs/api-reference/v2/domains.md): Create and verify sending domains.
- [List Domains](https://lumail.io/docs/api-reference/v2/domains-list.md): List sending domains for the organization.
- [Create Domain](https://lumail.io/docs/api-reference/v2/domains-create.md): Register a sending domain and get DNS records.
- [Get Domain](https://lumail.io/docs/api-reference/v2/domains-get.md): Fetch one sending domain by id or hostname.
- [Verify Domain](https://lumail.io/docs/api-reference/v2/domains-verify.md): Check DNS and mark the domain verified when records match.
- [Campaigns](https://lumail.io/docs/api-reference/v2/campaigns.md): Draft, edit, schedule, and delete campaigns.
- [List Campaigns](https://lumail.io/docs/api-reference/v2/campaigns-list.md): List campaigns newest first.
- [Create Campaign](https://lumail.io/docs/api-reference/v2/campaigns-create.md): Create a draft campaign.
- [Get Campaign](https://lumail.io/docs/api-reference/v2/campaigns-get.md): Fetch one campaign.
- [Update Campaign](https://lumail.io/docs/api-reference/v2/campaigns-update.md): Patch a draft campaign.
- [Delete Campaign](https://lumail.io/docs/api-reference/v2/campaigns-delete.md): Delete a campaign.
- [Send Campaign](https://lumail.io/docs/api-reference/v2/campaigns-send.md): Schedule or send a campaign immediately.
- [Tags](https://lumail.io/docs/api-reference/v2/tags.md): List, create, and rename audience tags.
- [List Tags](https://lumail.io/docs/api-reference/v2/tags-list.md): List audience tags.
- [Create Tag](https://lumail.io/docs/api-reference/v2/tags-create.md): Create an audience tag.
- [Get Tag](https://lumail.io/docs/api-reference/v2/tags-get.md): Fetch one tag by id or name.
- [Update Tag](https://lumail.io/docs/api-reference/v2/tags-update.md): Rename an audience tag.
- [Events](https://lumail.io/docs/api-reference/v2/events.md): Record a payment or refund event on a subscriber.
- [Tokens](https://lumail.io/docs/api-reference/v2/tokens.md): List and mint organization lum_ tokens.
- [List Tokens](https://lumail.io/docs/api-reference/v2/tokens-list.md): List organization API tokens. Secrets are last-4 only.
- [Create Token](https://lumail.io/docs/api-reference/v2/tokens-create.md): Mint a lum_ token. The secret is returned once.
- [Tools](https://lumail.io/docs/api-reference/v2/tools.md): Catalog and execute Lumail tools over REST.
- [List Tools](https://lumail.io/docs/api-reference/v2/tools-list.md): Catalog of executable Lumail tools.
- [Get Tool](https://lumail.io/docs/api-reference/v2/tools-get.md): Describe one tool and its input schema.
- [Execute Tool](https://lumail.io/docs/api-reference/v2/tools-execute.md): Run a Lumail tool by name.
- [Send Email in HTML](https://lumail.io/docs/api-reference/api-emails-html.md): Send transactional emails using raw HTML content
- [Send Email in Markdown](https://lumail.io/docs/api-reference/api-emails-markdown.md): Send transactional emails using Markdown content format
- [Send Email in Tiptap](https://lumail.io/docs/api-reference/api-emails-tiptap.md): Send transactional emails using Tiptap JSON format (same as Lumail editor)
- [List Subscribers](https://lumail.io/docs/api-reference/api-subscribers-list.md): List subscribers in your Lumail account with optional filters
- [Get Tag by ID or Name](https://lumail.io/docs/api-reference/api-tag-get.md): Retrieve a specific tag with subscriber count from your Lumail account
- [API Reference](https://lumail.io/docs/api-reference.md): Complete API documentation for Lumail.io integration

## Integrations
- [ClickFunnels Integration](https://lumail.io/docs/integrations/clickfunnel-integration.md): Automatically sync contacts, tags, and order events from ClickFunnels to Lumail using webhooks
- [SystemIO Integration](https://lumail.io/docs/integrations/systemio-integration.md): Automatically sync contacts and tags from SystemIO to Lumail using webhooks
- [Integrations](https://lumail.io/docs/integrations.md): Connect Lumail.io with your favorite platforms and tools

## Features
- [Affiliate Program](https://lumail.io/docs/features/affiliate-program.md): Create your Lumail referral link and understand Creator, Pro, and Business rewards
- [Account Verification](https://lumail.io/docs/features/account-verification.md): How sending gets unlocked automatically when you verify your domain, and how your sender score keeps it unlocked
- [Language](https://lumail.io/docs/features/language.md): Switch unsubscribe, confirmation, and survey pages to French, Spanish, or German. Email body, footer, and the Unsubscribe link are your copy — they are not auto-translated.
- [Variables](https://lumail.io/docs/features/variables.md): Personalize your emails with dynamic variables and default values
- [Tag Action Links](https://lumail.io/docs/features/tag-action-links.md): Let subscribers add or remove tags by clicking a link in your email
- [Surveys](https://lumail.io/docs/features/surveys.md): Ask a one-question survey inside an email and read the answers per campaign
- [Content Deliverability Checker](https://lumail.io/docs/features/content-deliverability.md): A live 0–100 pre-flight in the editor. Fix spam traps before you hit send.
- [Sender Health](https://lumail.io/docs/features/sender-health.md): How Lumail measures sending health, receiving-server delivery, and domain authentication
- [Campaign Delivery Score](https://lumail.io/docs/features/deliverability-score.md): How the dashboard campaign delivery score is calculated, and how it differs from sender health
- [Email Engagement Score](https://lumail.io/docs/features/engagement-score.md): Learn how your email engagement score is calculated and how we track opens and clicks
- [Bot vs Human Opens](https://lumail.io/docs/features/bot-detection.md): How Lumail classifies opens and clicks as human, bot, or not evaluated, and where this appears in your metrics
- [Subscriber Events](https://lumail.io/docs/features/subscriber-events.md): Complete reference for all subscriber event types in Lumail
- [Revenue Tracking](https://lumail.io/docs/features/revenue-tracking.md): Track purchases and revenue from your subscribers
- [Email Sending Queue](https://lumail.io/docs/features/email-sending-queue.md): How Lumail queues campaigns and workflow emails, and in which order they are sent
- [Features](https://lumail.io/docs/features.md): Discover advanced features and capabilities of Lumail.io

## Deliverability
- [How to strengthen DMARC](https://lumail.io/docs/deliverability/how-to-strengthen-dmarc.md): Change p=none to quarantine or reject so spoofed mail is actually handled — including when the policy is inherited from your root domain.
- [How to add DMARC](https://lumail.io/docs/deliverability/how-to-add-dmarc.md): Publish a valid _dmarc TXT record so Lumail can verify DMARC on your sending domain.
- [How to fix DKIM](https://lumail.io/docs/deliverability/how-to-fix-dkim.md): Add the DKIM CNAME records from your Lumail domain page so mail is signed with a 2048-bit aligned key.
- [How to verify a sending domain](https://lumail.io/docs/deliverability/how-to-verify-sending-domain.md): Add the DNS records Lumail shows so the sending identity can be verified and used as From.
- [How to fix MAIL FROM](https://lumail.io/docs/deliverability/how-to-fix-mail-from.md): Add the MX and SPF records on ses.your-domain.com so bounce handling and SPF alignment work.
- [How to fix BIMI](https://lumail.io/docs/deliverability/how-to-fix-bimi.md): Fix or remove a malformed BIMI TXT record. BIMI is optional and never required for a healthy sender.
- [How to lower bounce rate](https://lumail.io/docs/deliverability/how-to-lower-bounce-rate.md): Clear invalid addresses when Lumail reports a sustained permanent bounce rate above 2% or 5%.
- [How to lower complaint rate](https://lumail.io/docs/deliverability/how-to-lower-complaint-rate.md): Stop mailing people who hit “this is spam” when reported complaints stay elevated.
- [How to fix delivery delays](https://lumail.io/docs/deliverability/how-to-fix-delivery-delays.md): What to do when receiving servers delay more than 10% of sent mail across consecutive windows.
- [How to fix blocklist bounces](https://lumail.io/docs/deliverability/how-to-fix-blocklist-bounces.md): What Lumail means by blocked-list or spam concentration in bounce diagnostics — and what to do.
- [How to fix sending infrastructure](https://lumail.io/docs/deliverability/how-to-fix-sending-infrastructure.md): What to do when bounce feedback, event tracking, or account sending is marked unhealthy in Lumail.
- [How to fix a dedicated IP](https://lumail.io/docs/deliverability/how-to-fix-dedicated-ip.md): What to do when the dedicated IP pool is missing, not ready, or warmup is stuck at 0%.
- [How to fix a failed send](https://lumail.io/docs/deliverability/how-to-fix-email-send-failure.md): What to do when a campaign, workflow, test, or transactional send is rejected.
- [How to fix a fallback-domain send](https://lumail.io/docs/deliverability/how-to-fix-fallback-domain.md): The primary sending domain failed and Lumail retried through a fallback domain. Fix the primary.
- [How to fix an invalid email parameter](https://lumail.io/docs/deliverability/how-to-fix-invalid-email.md): SES rejected from, to, subject, or headers. What to change before you retry.
- [How to fix sending rate or daily quota](https://lumail.io/docs/deliverability/how-to-fix-sending-rate.md): What to do when sends are throttled or the daily SES quota is exhausted.
- [How to fix a monthly email limit](https://lumail.io/docs/deliverability/how-to-fix-monthly-email-limit.md): Upgrade or wait for reset when you hit 80%, 95%, or 100% of the monthly email allowance.
- [How to fix a past-due payment pause](https://lumail.io/docs/deliverability/how-to-fix-past-due-payment.md): Sending and workflows stay parked until the outstanding invoice is paid.
- [How to fix an admin sending pause](https://lumail.io/docs/deliverability/how-to-fix-admin-sending-pause.md): An administrator paused sending. You cannot resume this from DNS or billing.
- [How to complete additional verification](https://lumail.io/docs/deliverability/how-to-complete-additional-verification.md): Restore sending after a deliverability check, a declined request, or an info request.
- [How to fix a failed campaign](https://lumail.io/docs/deliverability/how-to-fix-failed-campaign.md): The campaign finished processing but only some recipients were sent. How to find the hole and retry.
- [How to fix a campaign render error](https://lumail.io/docs/deliverability/how-to-fix-campaign-render-error.md): The campaign could not be prepared — invalid HTML or a render failure. What to edit before sending.
- [Deliverability alerts](https://lumail.io/docs/deliverability.md): How-to guides for every Lumail deliverability alert — what it means and what to change.

## Workflows
- [Workflow](https://lumail.io/docs/workflows/workflow.md): Complete guide to Workflow graphs, versions, runs, groups, goals, exits, agent tools, publishing, and verification.
- [Workflow Getting Started](https://lumail.io/docs/workflows/workflow-getting-started.md): Build, save, test, and publish your first graph-based workflow in Lumail.
- [Workflow Triggers](https://lumail.io/docs/workflows/workflow-triggers.md): Choose enrollment events, event filters, audience filters, and multiple entry points.
- [Workflow Manual Enrollment](https://lumail.io/docs/workflows/workflow-manual-enrollment.md): Filter subscribers, select all matches, and start a published workflow without waiting for a trigger.
- [Workflow Branching](https://lumail.io/docs/workflows/workflow-branching.md): Route subscribers with conditions, event waits, A/B splits, move-to-step jumps, goals, and exits.
- [Workflow A/B Testing](https://lumail.io/docs/workflows/workflow-ab-testing.md): Build weighted variants, define one conversion signal, and compare success rates correctly.
- [Workflow Goals](https://lumail.io/docs/workflows/workflow-goals.md): Define conversion goals, terminal goal steps, and event-driven success goals.
- [Workflow Exit Rules](https://lumail.io/docs/workflows/workflow-exit-rules.md): Stop active runs with global subscriber rules or explicit terminal exit steps.
- [Workflow Publishing and Versions](https://lumail.io/docs/workflows/workflow-publishing.md): Understand draft saves, immutable versions, activation, pausing, and safe updates.
- [Workflow Test Runs and Results](https://lumail.io/docs/workflows/workflow-testing.md): Use dry runs, timelines, dashboards, and version-aware checks to verify workflow behavior.
- [Wait Step](https://lumail.io/docs/workflows/workflow-wait-step.md): Configure duration, calendar, event, and audience waits in Workflow.
- [Email Step](https://lumail.io/docs/workflows/workflow-email-step.md): Configure owned Workflow emails, sending behavior, retries, personalization, and queue guarantees.
- [Action Step](https://lumail.io/docs/workflows/workflow-action-step.md): Manage tags, fields, enrollment, unsubscribe, and webhooks in Workflow.
- [Webhook Step](https://lumail.io/docs/workflows/workflow-webhook-step.md): Integrate external services with Workflow webhook actions.
- [Workflow Groups](https://lumail.io/docs/workflows/workflow-groups.md): Configure mutual exclusion, conflict strategies, chaining, and Workflow group tools.
- [Creating Workflows](https://lumail.io/docs/workflows.md): Learn how to create and manage automated workflows for your subscribers

## Domains
- [Email Domains](https://lumail.io/docs/domains/email-domains.md): Configure your own domain for sending emails
- [Web Domains](https://lumail.io/docs/domains/web-domains.md): Serve capture pages on your own custom domain
- [Click domains](https://lumail.io/docs/domains/click-domains.md): Use your own domain for tracked links instead of Lumail's shared fallback
- [Domains Overview](https://lumail.io/docs/domains.md): Configure email and web domains for your organization

## Optional
- [Support](https://lumail.io/support): Lumail support.
- [Sitemap](https://lumail.io/sitemap.xml): Lumail sitemap.
- [Blog](https://lumail.io/posts): Lumail blog.
- [Changelog](https://lumail.io/changelog): Lumail changelog.
- [Pricing](https://lumail.io/pricing): Lumail pricing.
- [Privacy](https://lumail.io/legal/privacy): Lumail privacy.
- [Terms](https://lumail.io/legal/terms): Lumail terms.