zend.shzend.sh
MCP
An MCP server exposing 58 tools across 16 modules over streamable HTTP — so agents like Claude can provision, launch, monitor, and scale cold outreach conversationally. Endpoint: app.zend.sh/api/mcp.
{
"mcpServers": {
"zend": {
"url": "https://app.zend.sh/api/mcp",
"headers": {
"Authorization": "Bearer zk_live_..."
}
}
}
}Full platform as tools
The entire zend.sh platform exposed as MCP tools — 58 tools across 16 modules. Every capability available via the REST API is also available to AI agents: create campaigns, import leads, monitor account health, run placement tests, and more.
tools
modules
resources
server version
Transport
A stateless streamable HTTP MCP server (no session state, no WebSocket required) built on WebStandardStreamableHTTPServerTransport. Serverless-ready on Vercel. Authenticate with a Bearer API key (zk_live_* or zk_test_*). Endpoint: app.zend.sh/api/mcp.
{
"mcpServers": {
"zend": {
"url": "https://app.zend.sh/api/mcp",
"headers": {
"Authorization": "Bearer zk_live_..."
}
}
}
}Agent workflows
A concrete agent workflow — from spinning up a campaign to scaling a winner. All tool names are from the real 58-tool manifest. Agents interact conversationally; the MCP server handles auth, routing, and enriched responses.
create_campaign
spin up a named sequence with steps and variants
add_lead / list_leads
enroll prospects and inspect the lead list
get_account_health / get_warmup_status
monitor deliverability health per mailbox
scale_campaign
ramp a winning campaign to higher daily targets
get_guardian_status
AI risk assessment and recommended next actions
run_placement_test
check inbox vs spam placement before sending
Stateless streamable HTTP — no WebSocket, no session state. Uses WebStandardStreamableHTTPServerTransport, serverless-ready on Vercel. Endpoint: app.zend.sh/api/mcp.
Bearer API key — zk_live_* for production, zk_test_* for sandbox. Pass it in the Authorization header in your MCP client config.
58 tools across 16 modules (Accounts, Campaigns, Steps, Variants, Leads, Analytics, Suppressions, Events, Domains, Experiments, Webhooks, Placement, Scaling, Guardian, Inbox, Feedback), plus 8 resources for docs and live state (4 static, 1 dynamic, 3 URI templates).