Get cosigner

Get a cosigner by ID. **Note:** These endpoints are currently in beta and might be subject to changes. </br>Endpoint Permission: Admin and Non-Signing Admin.

GET /cosigners/{cosignerId}

TypeScript

TypeScript

const response: Promise<FireblocksResponse<Cosigner>> = fireblocks.cosignersBeta.getCosigner(cosignersBetaApiGetCosignerRequest);

200

{
  "archived": false,
  "id": "44fcead0-7053-4831-a53a-df7fb90d440f",
  "name": "My Cosigner 1",
  "type": "SGX",
  "version": {
    "hash": "a1b2c3d4e5",
    "name": "1.0.0 (December 2025)"
  }
}

Path Parameters

cosignerId · string<uuid> · required

The unique identifier of the cosigner

Response

200

application/json

A cosigner object

archived · boolean · required

Whether the cosigner is archived

Example:

false

id · string<uuid> · required

The unique identifier of the cosigner

Example:

"44fcead0-7053-4831-a53a-df7fb90d440f"

name · string

The name of the cosigner

Example:

"My Cosigner 1"

type · enum<string>

The type of the cosigner

Available options: SANDBOX, SGX, GCP-CONFSPACE, AWS-NITRO, PLAIN

Example:

"SGX"

version · object

Show child attributes