INDIVIDUAL MCP TOOL
get_capability
Details on a capability: platform, studio, suite, portfolio, production, intelligence, revenue, audience, send, agents, api_mcp.
LIVE ENDPOINT
https://www.tryletterhead.com/mcp
Connect to this endpoint to inspect the live schema for get_capability and invoke it with your own arguments.
Indexed input schema
{}Risk classification
Potential side effects detected · medium confidence · heuristic, not a guarantee.
- A tool name or description contains a write-action term.
- A tool name or description suggests sending messages.
Parent server
CONNECT WITH APPROVAL
Client installation
Review this server and its permissions before adding it. Secret placeholders must be set locally.
Codex
~/.codex/config.toml
[mcp_servers.letterhead-eval]
url = "https://www.tryletterhead.com/mcp"
enabled = true
Claude Code
.mcp.json
{
"mcpServers": {
"letterhead-eval": {
"type": "http",
"url": "https://www.tryletterhead.com/mcp"
}
}
}
Claude Desktop
Settings → Connectors → Add custom connector
Name: letterhead-eval
Remote MCP URL: https://www.tryletterhead.com/mcp
Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.
Cursor
.cursor/mcp.json
{
"mcpServers": {
"letterhead-eval": {
"url": "https://www.tryletterhead.com/mcp"
}
}
}
Visual Studio Code
.vscode/mcp.json
Add to Visual Studio Code{
"servers": {
"letterhead-eval": {
"type": "http",
"url": "https://www.tryletterhead.com/mcp"
}
}
}
Generic MCP
Client-specific MCP configuration
{
"name": "letterhead-eval",
"transport": "streamable-http",
"url": "https://www.tryletterhead.com/mcp"
}
MCP Inspector
Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.
Related tools
get_product_overview— One-paragraph overview of Letterhead, Studio vs Suite, and headline customer results.compare— Letterhead's canonical comparison framing for a competitor (mailchimp, activecampaign, iterable, sailthru, braze, salesforce, hubspot, beehiiv, substack, ghost...).check_fit— Qualify a team: returns Studio / Suite / not-a-fit recommendation with reasoning.list_integrations— Integrations by category: esp, crm, cms, events_commerce, ads.get_case_study— Customer result: townsquare, infonews, techstars, patch.get_pricing_posture— How Letterhead pricing works and how to get a quote.get_faq— Canonical answers: pricing, onboarding, security, demo, not_a_fit.request_demo— Submit a demo/test-drive request on the user's behalf.