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POST
/
mcp
curl --request POST \
  --url https://api.stackone.com/mcp \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "initialize",
  "params": {
    "clientInfo": {
      "name": "my-client",
      "version": "1.0.0"
    },
    "protocolVersion": "2025-03-26",
    "capabilities": {}
  },
  "id": "init-1"
}'
This response does not have an example.

Authorizations

​
Authorization
string
header
required

Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.

Headers

​
x-account-id
string

Account secure id for the target provider account (optional if x-account-id query parameter is provided)

​
mcp-session-id
string

Session id; omit for initialize, include for subsequent calls

Query Parameters

​
x-account-id
any

Account secure id (alternative to x-account-id header)

Body

application/json

JSON-RPC 2.0 message

​
jsonrpc
string
required

JSON-RPC protocol version

Example:

"2.0"

​
method
string
required

JSON-RPC method name

Example:

"initialize"

​
params
object

Method parameters (arbitrary JSON)

​
id
object

Request id (arbitrary JSON scalar)

Response

Processed successfully