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MCP uses a separate endpoint:

Required headers

string
required
Bearer followed by your MCP API key.
string
required
Must be application/json.
string
default:"2025-06-18"
MCP protocol version used by the client.

JSON-RPC request

string
required
Must be 2.0.
string | number
required
Client-generated request ID.
string
required
MCP method such as tools/list.
object
Method parameters.

MCP methods

List tools

Call a tool

Error responses

JSON-RPC errors use the top-level error field.
A tool can also return isError: true inside result. Check both forms.