Entity
Projects
Retrieve and manage projects, including upsert and clone operations.
Endpoints
GET
/api/v2/projectsRetrieve a listGET
/api/v2/projects/{id}Retrieve one recordPOST
/api/v2/projectsCreate recordsPATCH
/api/v2/projectsUpdate recordsDELETE
/api/v2/projects/{id}Delete a recordUpsert a project
POST
/api/v2/projects/upsertCreate or update by external keyPUT
/api/v2/projects/upsertCreate or update by external keyProvide a non-empty externalKey and do not send id. Celoxis updates the matching project or creates one. Multiple matches return HTTP 409.
curl -X PUT \
-H 'Content-Type: application/json' \
-H 'Authorization: bearer YourTokenHere' \
-d '{
"externalKey": "ERP-P-1001",
"name": "Website Redesign",
"workspace": 12345
}' \
'https://app.celoxis.com/psa/api/v2/projects/upsert'Clone a project
POST
/api/v2/projects/{id}/cloneCreate a project from an existing projectSend only the properties that should differ from the source project. The response contains the new project.
curl -X POST \
-H 'Content-Type: application/json' \
-H 'Authorization: bearer YourTokenHere' \
-d '{
"name": "Website Redesign Copy",
"plannedStart": "2026-10-01"
}' \
'https://app.celoxis.com/psa/api/v2/projects/123/clone'