Side-by-Side Model Context Protocol Comparison
Coherence Signal vs MCP Server
In-depth architectural comparison of the Coherence Signal and MCP Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Coherence Signal
Marketing · Remote HTTP/SSE
Quality: 42/100 (Fair) | Auth: No auth required
MCP Server
Marketing · Local stdio
Quality: 61/100 (Good) | Auth: API Key required
Verdict Summary: Choose Coherence Signal if you need specialized Marketing tools running via a hosted cloud SSE transport. Choose MCP Server if your workspace requires Marketing integration with local subprocess execution. Both servers can be configured concurrently in your client's
mcpServers manifest.Which MCP Server Should You Choose?
C
Choose Coherence Signal when:
- You need dedicated capabilities in the Marketing domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
Choose MCP Server when:
- You need dedicated capabilities in the Marketing domain.
- You prefer local stdio subprocess transport architecture.
- Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
- You have access to required keys:
QR_MAKER_API_KEY, QR_MAKER_API_URL. - Primary tools included: generate_qr, batch_generate, get_batch_status.
Feature & Specification Comparison
Tools & Capabilities Breakdown
Coherence Signal Tools (0)
No explicit tool names declared in metadata yet. Check project README on main listing page.
MCP Server Tools (19)
generate_qr
Generate a styled QR code image with custom colors, logos, dot styles, and corner shapes. Supports PNG and SVG output. Returns base64-encoded image data. When the content is a URL, a tracked short link is created automatically — the QR encodes the short URL for click analytics.
batch_generate
Generate multiple QR codes in bulk (up to 100). Requires Pro tier or above. Returns a batch ID to poll for status. Each item can have different content and style.
get_batch_status
Check the status of a batch QR generation job. Use after batch_generate to poll for completion. Returns total, completed, failed counts and individual item statuses.
create_short_link
Create a tracked short link with click analytics. Use this to add tracking to QR codes — encode the short URL as the QR content. Supports custom codes and expiration dates.
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Coherence Signal Configuration
MCP Server Configuration
