Add Template - Lancepilot API Documentation

Overview

Create a new WhatsApp message template. Templates must be approved by Meta before they can be used to send messages.

Templates typically take 5-30 minutes for approval. Use the Sync endpoint to check approval status.

Request Body Schema

Field	Type	Required	Description
`name`	string	Yes	Unique template name (only lowercase + underscores).
`language`	string	Yes	Language code (e.g., `en`, `es`, `fr`).
`category`	string	Yes	One of: `MARKETING`, `UTILITY`, `AUTHENTICATION`.
`header`	object/null	No	Template header. Can be `null`, `text`, or `media` (image/video/document).
`body`	object	Yes	Main message body. Supports variables (`{{1}}`, `{{2}}`).
`body.text`	string	Yes	Message text (max 1024 chars).
`body.variables`	array	Conditional	Required if variables exist in text.
`footer`	string	No	Footer text (max 60 chars, no emojis).
`buttons`	array	No	Interactive buttons (URL, Phone, Quick Reply). Max 3.
`unsubscribeButton`	boolean	No	Show Unsubscribe button (MARKETING only).
`blockButton`	boolean	No	Show Block button (MARKETING only).
`addSecurityRecommendation`	boolean	Auth only	Include security warning (AUTHENTICATION only).
`codeExpirationMinutes`	integer	Auth only	OTP validity period in minutes (1-1440, AUTHENTICATION only).
`copyCodeButton`	boolean	Auth only	Add one-tap copy button (AUTHENTICATION only).

Complete Examples

Example 1: Marketing Template with Image Header

{
  "name": "summer_sale_promo",
  "language": "en",
  "category": "MARKETING",
  "header": {
    "type": "media",
    "media": {
      "type": "image",
      "file": "<binary_file_data>"
    }
  },
  "body": {
    "text": "Hi {{1}}! 🎉\n\nOur Summer Sale is here! Get {{2}}% off on all items. Use code: {{3}}\n\nHurry, offer ends soon!",
    "variables": ["John", "30", "SUMMER30"]
  },
  "footer": "Terms and conditions apply",
  "buttons": [
    {
      "type": "URL",
      "text": "Shop Now",
      "url": "https://example.com/sale"
    }
  ],
  "unsubscribeButton": true
}

Example 2: Authentication (OTP) Template

{
  "name": "login_otp_verification",
  "language": "en",
  "category": "AUTHENTICATION",
  "addSecurityRecommendation": true,
  "codeExpirationMinutes": 10,
  "copyCodeButton": true
}

Authentication templates are auto-generated by Meta with standard security messaging. You only need to specify the three parameters above.

Example 3: Utility Template with Multiple Buttons

{
  "name": "order_confirmation",
  "language": "en",
  "category": "UTILITY",
  "header": {
    "type": "text",
    "text": {
      "content": "Order #{{1}}",
      "variables": ["12345"]
    }
  },
  "body": {
    "text": "Hi {{1}},\n\nYour order has been confirmed!\n\nOrder ID: {{2}}\nTotal: {{3}}\nDelivery: {{4}}",
    "variables": ["Sarah", "ORD-12345", "$99.99", "Dec 15, 2025"]
  },
  "footer": "Thank you for shopping with us",
  "buttons": [
    {
      "type": "URL",
      "text": "Track Order",
      "url": "https://example.com/track"
    },
    {
      "type": "PHONE_NUMBER",
      "text": "Contact Support",
      "phone_number": "+1234567890"
    },
    {
      "type": "QUICK_REPLY",
      "text": "Cancel Order"
    }
  ]
}

Example 4: Simple Text Template

{
  "name": "appointment_reminder",
  "language": "en",
  "category": "UTILITY",
  "body": {
    "text": "Reminder: Your appointment with {{1}} is scheduled for {{2}} at {{3}}. Please arrive 10 minutes early.",
    "variables": ["Dr. Smith", "December 15, 2025", "2:00 PM"]
  },
  "footer": "Reply CANCEL to reschedule"
}

Example 5: URL Button with Variable

{
  "name": "personalized_offer",
  "language": "en",
  "category": "MARKETING",
  "body": {
    "text": "Exclusive offer for {{1}}! Your discount code {{2}} is ready. Click below to redeem.",
    "variables": ["VIP Members", "VIP20"]
  },
  "buttons": [
    {
      "type": "URL",
      "text": "Redeem Now",
      "url": "https://example.com/offer?code={{1}}",
      "variables": ["VIP20"]
    }
  ]
}

Example 6: Video Header Template

{
  "name": "product_tutorial",
  "language": "en",
  "category": "MARKETING",
  "header": {
    "type": "media",
    "media": {
      "type": "video",
      "file": "<binary_video_data>"
    }
  },
  "body": {
    "text": "Watch this quick tutorial on {{1}}! Learn how to get the most out of your purchase in just {{2}} minutes.",
    "variables": ["our new feature", "5"]
  },
  "footer": "Need help? Contact support"
}

Example 7: Document Header Template

{
  "name": "invoice_delivery",
  "language": "en",
  "category": "UTILITY",
  "header": {
    "type": "media",
    "media": {
      "type": "document",
      "file": "<binary_pdf_data>"
    }
  },
  "body": {
    "text": "Dear {{1}},\n\nPlease find your invoice #{{2}} attached. Amount due: {{3}}\n\nPayment due: {{4}}",
    "variables": ["John Doe", "INV-001", "$150.00", "Dec 31, 2025"]
  },
  "footer": "Thank you for your business"
}

Validation Rules

Name Rules

Must be unique in workspace
Only lowercase letters and underscores
Examples: ✅ welcome_message, order_confirmation_v2
Invalid: ❌ WelcomeMessage, order-confirmation, template 1

Language Codes

Must be valid ISO language code:

English: en
Spanish: es
French: fr
German: de
Portuguese: pt
Arabic: ar
And more…

Header Rules

Text Header:

Max 60 characters
Max 1 variable: {{1}}
Cannot start/end with variable
Example: ✅ Welcome {{1}}
Invalid: ❌ {{1}} Welcome

Media Header:

Image: JPG/PNG, max 5MB (5120KB)
Video: MP4, max 10MB (10240KB)
Document: PDF, max 30MB (30720KB)

Body Rules

Required field
Max 1024 characters
Cannot start or end with variable
Max 2 consecutive newlines (\n\n allowed, \n\n\n not allowed)
Variables must match: if text has {{1}} and {{2}}, variables array must have exactly 2 items
Variables are numbered sequentially: {{1}}, {{2}}, {{3}}, etc.

Footer Rules

Optional field
Max 60 characters
No newlines allowed
No emojis allowed
Plain text only

Button Rules

Max 3 buttons total (unsubscribe/block don’t count toward limit)
URL Button:
- Requires text and url
- Can have 1 variable at end: https://example.com/page?id={{1}}
- Variable must be in variables array
PHONE_NUMBER Button:
- Requires text and phone_number
- Phone must include country code: +1234567890
QUICK_REPLY Button:
- Requires text only
- Max 3 quick replies per template
Button Order: URL → Phone → Quick Reply

Authentication Templates

Only 3 fields required: addSecurityRecommendation, codeExpirationMinutes, copyCodeButton
No custom header, body, footer, or buttons
Meta auto-generates the template content
codeExpirationMinutes range: 1-1440 (1 min to 24 hours)

Response

Success (201 Created)

{
  "success": true,
  "message": "Template created successfully and submitted to Meta for review.",
  "data": {
    "id": 1234,
    "workspace_id": "9ca711b1-14ca-4bd5-9457-751db9c052ac",
    "name": "welcome_template",
    "language": "en",
    "category": "MARKETING",
    "status": "PENDING",
    "provider_id": null,
    "components": {
      "header": { ... },
      "body": { ... },
      "footer": "...",
      "buttons": [ ... ]
    },
    "created_at": "2025-12-03T10:00:00Z",
    "updated_at": "2025-12-03T10:00:00Z"
  }
}

Validation Error (422)

{
  "success": false,
  "message": "Validation failed",
  "errors": {
    "name": ["The name field must only contain lowercase letters and underscores."],
    "body.variables": ["The number of variables must match the placeholders in the text."],
    "header.media.file": ["The file size must not exceed 5120 kilobytes."]
  }
}

Template Status Flow

After creation, templates go through this lifecycle:

PENDING → (Meta Review 5-30 mins) → APPROVED or REJECTED

Use Sync Templates to update the status.

Common Validation Errors

Error Message	Cause	Solution
”not_start_or_end_with_var”	Text starts/ends with variable	Remove variable from start/end
”only_one_variable”	Header has more than 1 variable	Use max 1 variable in header
”Variable count mismatch”	Variables array doesn’t match placeholders	Count `{{1}}`, `{{2}}` in text and provide exact number
”File too large”	Media exceeds size limit	Compress file (Image: 5MB, Video: 10MB, PDF: 30MB)
“Invalid phone number”	Missing country code	Add country code: `+1234567890`
”Template name exists”	Name already used	Choose unique name
”no_more_than_two_consecutive_newlines”	Too many blank lines	Use max `\n\n` (2 newlines)

Best Practices

Test Variables

Always test with actual variable values before submission

Keep It Simple

Start with basic templates, add complexity gradually

Follow Meta Guidelines

Avoid promotional language in UTILITY templates

Use Descriptive Names

Use clear names like order_confirmation not template_1

Optimize Media

Compress images/videos before upload

Plan Variables

Map out all dynamic values before creating template

Category Guidelines

MARKETING
UTILITY
AUTHENTICATION

Purpose: Promotional messages, offers, announcementsCharacteristics:

Can include unsubscribe/block buttons
Subject to stricter Meta review
Rate limits may apply

Examples:

Sales and promotions
New product launches
Event invitations
Newsletter updates

Example cURL Request

curl -X POST \
  https://lancepilot.com/api/v3/workspaces/{workspace}/templates \
  -H 'Authorization: Bearer YOUR_API_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "name": "welcome_template",
    "language": "en",
    "category": "UTILITY",
    "body": {
      "text": "Welcome {{1}}! Your account is now active.",
      "variables": ["John"]
    }
  }'

Need More Examples?Check out TEMPLATE_PAYLOADS.md for 15+ comprehensive template examples covering all use cases.

Meta Review Time: Templates typically take 5-30 minutes for approval. Use the Sync endpoint to check status updates.

Next Steps

After creating a template:

Wait for Review: Meta reviews templates within 5-30 minutes
Sync Status: Use POST /templates/sync
Check Approval: Use GET /templates to verify status
Send Messages: Once approved, use Send Template Message

Authorizations

Authorization

string

header

required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

workspace

string<uuid>

required

ID of the workspace.

Body

application/json

name

string

required

Example:

"login_otp_template"

language

string

required

Example:

"en"

Response

Template created successfully

Documentation

API Reference

​Overview

​Request Body Schema

​Complete Examples

​Example 1: Marketing Template with Image Header

​Example 2: Authentication (OTP) Template

​Example 3: Utility Template with Multiple Buttons

​Example 4: Simple Text Template

​Example 5: URL Button with Variable

​Example 6: Video Header Template

​Example 7: Document Header Template

​Validation Rules

​Response

​Success (201 Created)

​Validation Error (422)

​Template Status Flow

​Common Validation Errors

​Best Practices

Test Variables

Keep It Simple

Follow Meta Guidelines

Use Descriptive Names

Optimize Media

Plan Variables

​Category Guidelines

​Example cURL Request

​Next Steps

Authorizations

Path Parameters

Body

Response

Overview

Request Body Schema

Complete Examples

Example 1: Marketing Template with Image Header

Example 2: Authentication (OTP) Template

Example 3: Utility Template with Multiple Buttons

Example 4: Simple Text Template

Example 5: URL Button with Variable

Example 6: Video Header Template

Example 7: Document Header Template

Validation Rules

Response

Success (201 Created)

Validation Error (422)

Template Status Flow

Common Validation Errors

Best Practices

Category Guidelines

Example cURL Request

Next Steps