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POST
/
v1
/
projects
/
{projectId}
/
flags
curl -X POST https://nest.feather.mupeni.dev/v1/projects/proj_01hx.../flags \
  -H "Authorization: Bearer <server_key>" \
  -H "Content-Type: application/json" \
  -d '{
    "key": "new-checkout",
    "name": "New Checkout Flow",
    "type": "boolean",
    "description": "Enables the redesigned checkout experience."
  }'

{
  "id": "flag_01hx...",
  "orgId": "org_01hx...",
  "projectId": "proj_01hx...",
  "key": "new-checkout",
  "name": "New Checkout Flow",
  "description": "Enables the redesigned checkout experience.",
  "type": "boolean",
  "clientSafe": false,
  "archivedAt": null,
  "createdAt": "2024-04-01T09:00:00.000Z"
}

​
Path parameters

​
projectId
string
required

​
Body

​
key
string
required
Developer-facing identifier. Must match ^[a-z0-9-_]+$. Unique within the project. Immutable after creation.
​
name
string
required
Display name.
​
type
"boolean" | "string" | "number"
required
Determines the type of defaultValue and rule value fields.
​
description
string
Optional description.
​
clientSafe
boolean
If true, the flag is included in the public bundle served to browser SDKs. Defaults to false.
curl -X POST https://nest.feather.mupeni.dev/v1/projects/proj_01hx.../flags \
  -H "Authorization: Bearer <server_key>" \
  -H "Content-Type: application/json" \
  -d '{
    "key": "new-checkout",
    "name": "New Checkout Flow",
    "type": "boolean",
    "description": "Enables the redesigned checkout experience."
  }'

{
  "id": "flag_01hx...",
  "orgId": "org_01hx...",
  "projectId": "proj_01hx...",
  "key": "new-checkout",
  "name": "New Checkout Flow",
  "description": "Enables the redesigned checkout experience.",
  "type": "boolean",
  "clientSafe": false,
  "archivedAt": null,
  "createdAt": "2024-04-01T09:00:00.000Z"
}