Outbound MCP over streamable-HTTP and Server-Sent Events. Pair with any MCP server URL you trust; Helm will expose the server's tools as skills automatically. Supports OAuth (via your MCP client) or static bearer auth.
Install
1 · Config
Append to ENABLED_PLUGINS in wrangler.toml:
mcp-client
2 · Secrets
Run each from your Worker project:
-
wrangler secret put MCP_DEFAULT_URLoptional — Default MCP server URL (e.g. mcp.cloudflare.com/mcp). -
wrangler secret put MCP_BEARER_TOKENoptional — Static bearer token (or leave empty for OAuth flows).
Copy-paste .dev.vars template
MCP_DEFAULT_URL=# optional — Default MCP server URL (e.g. mcp.cloudflare.com/mcp). MCP_BEARER_TOKEN=# optional — Static bearer token (or leave empty for OAuth flows).