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PATCH
/
v1
/
custom_functions
/
{function_id}
Update Custom Function
curl --request PATCH \
  --url https://api.example.com/v1/custom_functions/{function_id} \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "source_code": "<string>",
  "limits": {
    "max_run_time": 15
  }
}
'
{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "input": "<unknown>",
      "ctx": {}
    }
  ]
}
Update an existing custom function. You can update the name, description, source code, and limits. If source code changes, the function is re-analyzed automatically.

​
Path Parameters

​
function_id
string
required
Unique identifier of the custom function

​
Request Body

All fields are optional. Only provided fields will be updated.
​
name
string
Updated display name
​
description
string
Updated description
​
source_code
string
Updated Python source code (triggers re-analysis)
​
limits
object
Updated execution limits

​
Response

Returns the updated CustomFunctionItem.

​
Example Request

curl -X PATCH -H "x-api-key: <your-api-key>" \
  -H "Content-Type: application/json" \
  -d '{"description": "Updated description", "source_code": "def xpander_run_action(city: str) -> str:\n    return f\"Weather in {city}: Sunny\""}' \
  "https://api.xpander.ai/v1/custom_functions/<function-id>"

​
Notes

  • Changing source_code triggers automatic re-analysis — status resets to analysing
  • Non-code fields (name, description, limits) can be updated without triggering re-analysis

Authorizations

​
x-api-key
string
header
required

API Key for authentication

Path Parameters

​
function_id
string
required

Body

application/json

Request model for updating an existing custom function.

All fields are optional. If source_code changes, the function will be re-analyzed automatically (status transitions to 'analysing' then 'ready').

​
name
string | null

Updated function name.

​
description
string | null

Updated function description.

​
source_code
string | null

Updated Python source code. If changed, triggers re-analysis.

​
limits
CustomFunctionLimitsModel · object

Updated resource limits.

Response

Successful Response