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GET
/
v1
/
customers
/
{id}
Get Customer
curl --request GET \
  --url https://api.daya.co/v1/customers/{id} \
  --header 'X-Api-Key: <x-api-key>'
{
  "id": "650e8400-e29b-41d4-a716-446655440000",
  "email": "customer@example.com",
  "first_name": "John",
  "last_name": "Doe",
  "is_verified": false,
  "tier_1_kyc_complete": false,
  "tier_2_kyc_complete": false,
  "capabilities": [
    { "name": "base", "status": "pending" }
  ],
  "rejection_reasons": [],
  "created_at": "2026-01-05T15:04:05Z",
  "updated_at": "2026-01-05T15:04:05Z"
}

​
Overview

Retrieve details for a specific customer belonging to the authenticated merchant.

​
Authentication

​
X-Api-Key
string
required
Your merchant API key

​
Path Parameters

​
id
string
required
Customer ID (UUID)Example: 650e8400-e29b-41d4-a716-446655440000

​
Request Example

curl --request GET \
  --url https://api.daya.co/v1/customers/650e8400-e29b-41d4-a716-446655440000 \
  --header 'X-Api-Key: YOUR_API_KEY'

​
Response

​
id
string
required
Unique customer identifier (UUID)
​
email
string
required
Customer email address
​
first_name
string
Customer first name
​
last_name
string
Customer last name
​
is_verified
boolean
Whether the customer has passed verification.
​
tier_1_kyc_complete
boolean
Whether tier 1 KYC has been completed.
​
tier_2_kyc_complete
boolean
Whether tier 2 KYC has been completed.
​
capabilities
array
Customer capabilities and their current status.
​
rejection_reasons
array
Current blocking verification or capability issues. Empty array when the customer is approved.
​
created_at
string
required
When the customer was created (ISO 8601 timestamp)
​
updated_at
string
required
When the customer was last updated (ISO 8601 timestamp)

​
Success Response

{
  "id": "650e8400-e29b-41d4-a716-446655440000",
  "email": "customer@example.com",
  "first_name": "John",
  "last_name": "Doe",
  "is_verified": false,
  "tier_1_kyc_complete": false,
  "tier_2_kyc_complete": false,
  "capabilities": [
    { "name": "base", "status": "pending" }
  ],
  "rejection_reasons": [],
  "created_at": "2026-01-05T15:04:05Z",
  "updated_at": "2026-01-05T15:04:05Z"
}

​
Error Responses

{
  "error": {
    "code": "BAD_REQUEST",
    "message": "Invalid UUID format",
    "request_id": "550e8400-e29b-41d4-a716-446655440000"
  }
}