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Serveur MCP

Emailens MCP

io.github.emailens/mcp
Outils développeur Marketing et publicité Public et accessible MCP 2025-11-25

Ce que fait ce MCP

Analyzes, audits, previews, compares, and fixes HTML-based email designs for cross-client compatibility, accessibility, spam, and deliverability.

Capacités

Outils

9 outils
analyze_email
Analyze Email
Quick CSS compatibility analysis , returns warnings and per-client scores.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['html'], 'properties': {'html': {'type': 'string', 'description': 'The email HTML source code'}, 'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': 'Input format for framework-specific fix snippets'}}}
audit_email
Audit Email
Comprehensive quality audit , CSS compatibility, spam, links, accessibility, images, inbox preview, size, templates, content overflow, visual bugs.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['html'], 'properties': {'html': {'type': 'string', 'description': 'The email HTML source code'}, 'skip': {'type': 'array', 'items': {'enum': ['spam', 'links', 'accessibility', 'images', 'compatibility', 'inboxPreview', 'size', 'templateVariables', 'overflow', 'visual'], 'type': 'string'}, 'description': 'Checks to skip'}, 'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': 'Input format'}}}
build_email
Build Email
Generate a cross-client-compatible email from a brief using Emailens's self-healing loop (generate → score across 21 clients → repair). Output stays in the framework you choose. Returns a runId immediately , poll get_build_status for progress and the final code. Requires a Pro/Team API key.
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['intent'], 'properties': {'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': "Output framework: 'html' (default), 'jsx', 'mjml', or 'maizzle'"}, 'intent': {'type': 'string', 'description': 'What the email should be and contain , the brief to build from'}, 'seedHtml': {'type': 'string', 'description': 'Optional existing code to improve from instead of starting blank'}, 'threshold': {'type': 'number', 'description': 'Target compatibility score, 50-100 (default 90)'}, 'maxIterations': {'type': 'number', 'description': 'Max repair rounds, 1-8 (default 5)'}}}
check_deliverability
Check Deliverability
Check email deliverability for a domain , SPF, DKIM, DMARC, MX, BIMI.
Lecture seule Accès externe Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['domain'], 'properties': {'domain': {'type': 'string', 'pattern': '^[a-z0-9]([a-z0-9-]*[a-z0-9])?(\\.[a-z0-9]([a-z0-9-]*[a-z0-9])?)+$', 'minLength': 3, 'description': "Domain to check (e.g. 'company.com')"}}}
diff_emails
Diff Emails
Compare two email HTML versions , shows score changes, fixed issues, and regressions per client.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['before', 'after'], 'properties': {'after': {'type': 'string', 'description': 'Modified email HTML'}, 'before': {'type': 'string', 'description': 'Original email HTML'}, 'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': 'Input format'}}}
fix_email
Fix Email
Generate a structured fix prompt for email compatibility issues.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['html'], 'properties': {'html': {'type': 'string', 'description': 'The email HTML source code to fix'}, 'scope': {'enum': ['all', 'current'], 'type': 'string', 'description': 'Fix scope'}, 'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': 'Input format , controls fix syntax'}, 'selectedClientId': {'type': 'string', 'description': 'Client ID for scoped fixes'}}}
get_build_status
Get Build Status
Check a build_email run by runId , returns status, iteration, best compatibility score, and the current best source once available.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['runId'], 'properties': {'runId': {'type': 'string', 'description': 'The runId returned by build_email'}}}
list_clients
List Email Clients
List all 21 supported email clients with IDs, names, rendering engines, dark mode support, and deprecation status. Use the returned IDs to filter other tools like preview_email or capture_screenshots.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {}}
preview_email
Preview Email
Full email compatibility preview , transforms HTML for 21 email clients, analyzes CSS, generates scores, simulates dark mode, checks inbox preview and email size.
Lecture seule Idempotent
Schéma d’entrée 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['html'], 'properties': {'html': {'type': 'string', 'description': 'The email HTML source code'}, 'format': {'enum': ['html', 'jsx', 'mjml', 'maizzle'], 'type': 'string', 'description': "Input format: 'html' (default), 'jsx', 'mjml', or 'maizzle'"}, 'clients': {'type': 'array', 'items': {'type': 'string'}, 'description': 'Optional client ID filter'}}}
Historique

Modifications récentes des outils

Ajouté
get_build_status
17 September 2026 12:41
Ajouté
build_email
17 September 2026 12:41
Ajouté
check_deliverability
17 September 2026 12:41
Ajouté
diff_emails
17 September 2026 12:41
Ajouté
list_clients
17 September 2026 12:41
Ajouté
fix_email
17 September 2026 12:41
Ajouté
audit_email
17 September 2026 12:41
Ajouté
analyze_email
17 September 2026 12:41
Ajouté
preview_email
17 September 2026 12:41
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