Create API Key

curl -X POST https://nest.feather.mupeni.dev/v1/projects/proj_01hx.../environments/env_01hx.../api-keys \
  -H "Authorization: Bearer <server_key>" \
  -H "Content-Type: application/json" \
  -d '{ "type": "server", "description": "Backend service" }'

{
  "id": "key_01hx...",
  "key": "sk_ab12cd34ef56gh78ij90kl12mn34op56",
  "keyPrefix": "sk_ab12",
  "type": "server"
}

POST

projects

{projectId}

environments

{envId}

api-keys

curl -X POST https://nest.feather.mupeni.dev/v1/projects/proj_01hx.../environments/env_01hx.../api-keys \
  -H "Authorization: Bearer <server_key>" \
  -H "Content-Type: application/json" \
  -d '{ "type": "server", "description": "Backend service" }'

{
  "id": "key_01hx...",
  "key": "sk_ab12cd34ef56gh78ij90kl12mn34op56",
  "keyPrefix": "sk_ab12",
  "type": "server"
}

The raw key is returned once in the 201 response. Store it securely — it cannot be retrieved again. Feather Flag stores only a SHA-256 hash.

Path parameters

string

required

string

required

Body

"server" | "client"

required

server keys can evaluate any flag. client keys are restricted to flags with clientSafe: true.

string

required

Human-readable label, e.g. "CI pipeline" or "React app".

curl -X POST https://nest.feather.mupeni.dev/v1/projects/proj_01hx.../environments/env_01hx.../api-keys \
  -H "Authorization: Bearer <server_key>" \
  -H "Content-Type: application/json" \
  -d '{ "type": "server", "description": "Backend service" }'

{
  "id": "key_01hx...",
  "key": "sk_ab12cd34ef56gh78ij90kl12mn34op56",
  "keyPrefix": "sk_ab12",
  "type": "server"
}

List API Keys Revoke API Key

Getting Started

Concepts

Management API

Delivery API

Path parameters

Body

​Path parameters

​Body

Path parameters

Body