> ## Documentation Index > Fetch the complete documentation index at: https://docs.xerobi.com/llms.txt > Use this file to discover all available pages before exploring further. # Create Message Template > Create a new message template with variable placeholders. **Variables:** - Use double curly braces: `{{variable_name}}` - Variables are case-sensitive - No spaces in variable names - Example: `Hello {{name}}, your code is {{code}}` **Benefits:** - Consistent messaging across your application - Easy personalization - Reusability - Version control ## OpenAPI ````yaml POST /templates openapi: 3.0.0 info: title: Xerobi Certification & Badge API version: '2026-01-01' description: >- A comprehensive API for issuing, managing, and verifying digital certificates and badges. Perfect for educational institutions, certification bodies, and organizations requiring verifiable credential management. Supports certificate templates, digital badges, credential lifecycle management, public verification, webhooks, and comprehensive audit logging. contact: name: Xerobi Support email: support@xerobi.com license: name: Proprietary servers: - url: https://api.hixbe.com/certify description: Production security: - BearerAuth: [] tags: - name: Templates description: >- Certificate template management - create and manage reusable certificate designs - name: Credentials description: >- Issued credential management - view and track digital certificates and badges - name: Badges description: Digital badge definitions - create and manage badge metadata and criteria - name: Verification description: Public credential verification - validate issued certificates and badges - name: Issuance description: >- Credential issuance - create and distribute digital certificates and badges - name: Webhooks description: Event notifications - configure webhooks for credential lifecycle events - name: Audit Logs description: >- Activity tracking - comprehensive audit trail for all credential operations - name: Programs description: Certification programs - organize credentials into structured programs - name: Revocation description: Credential revocation - invalidate certificates and badges when necessary paths: /templates: post: tags: - Templates summary: Create certificate template description: >- Create a new certificate template with custom background image and field definitions. Templates are reusable designs for issuing certificates. operationId: createTemplate parameters: - $ref: '#/components/parameters/Xerobi-Version' requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/CreateTemplateRequest' example: name: Professional Certification background_url: https://example.com/certificates/professional-cert-bg.png fields: - recipient_name - course_title - completion_date - instructor_name responses: '201': description: Certificate template created successfully content: application/json: schema: $ref: '#/components/schemas/TemplateResponse' example: id: tmpl_1234567890abcdef name: Professional Certification created_at: '2025-12-03T10:00:00Z' '400': $ref: '#/components/responses/BadRequest' '401': $ref: '#/components/responses/Unauthorized' '403': $ref: '#/components/responses/Forbidden' '500': $ref: '#/components/responses/InternalServerError' components: parameters: Xerobi-Version: name: Xerobi-Version in: header required: true schema: type: string example: '2026-01-01' description: API version in YYYY-MM-DD format schemas: CreateTemplateRequest: type: object description: Request payload for creating a new certificate template required: - name - background_url properties: name: type: string description: Display name for the certificate template example: Professional Certification background_url: type: string format: uri description: URL to the background image for the certificate example: https://example.com/certificates/professional-cert-bg.png fields: type: array description: Array of field names that can be populated when issuing certificates items: type: string example: recipient_name example: - recipient_name - course_title - completion_date - instructor_name TemplateResponse: type: object description: Response containing certificate template information properties: id: type: string description: Unique identifier for the template example: tmpl_1234567890abcdef name: type: string description: Display name of the template example: Professional Certification created_at: type: string format: date-time description: Timestamp when the template was created example: '2025-12-01T10:00:00Z' Error: type: object description: Standard error response format properties: error: type: string description: Error type identifier example: invalid_request message: type: string description: Human-readable error message example: The credential ID provided is invalid code: type: string description: Optional error code for programmatic handling example: INVALID_CREDENTIAL_ID required: - error - message responses: BadRequest: description: Bad Request content: application/json: schema: $ref: '#/components/schemas/Error' Unauthorized: description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/Error' Forbidden: description: Forbidden content: application/json: schema: $ref: '#/components/schemas/Error' InternalServerError: description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/Error' securitySchemes: BearerAuth: type: http scheme: bearer ```` ## Related topics - [Create Template](https://docs.xerobi.com/certify/endpoint/create-template.md) - [List Message Templates](https://docs.xerobi.com/sms-api/endpoint/list-templates.md) - [Xerobi SMS Gateway API Introduction](https://docs.xerobi.com/sms-api/introduction.md) - [SMS API FAQ](https://docs.xerobi.com/faq-guides/sms-api-faq.md) - [Certification API FAQ](https://docs.xerobi.com/faq-guides/certification-api-faq.md) This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.