---
updatedAt: 2026-08-04T09:02:22.000Z
agentTools:
  projectIndex: https://docs.mesh.complyadvantage.com/llms.txt
---

# Create note on a customer.

This endpoint enables you to create a note on a customer.


You need the "Update customers" permission to use this endpoint.

# OpenAPI definition

```json
{
  "components": {
    "schemas": {
      "customer-manager_CreateCustomerNoteRequest": {
        "properties": {
          "contents": {
            "maxLength": 5000,
            "minLength": 0,
            "type": "string"
          }
        },
        "required": [
          "contents"
        ],
        "type": "object"
      },
      "customer-manager_CreateCustomerNoteResponse": {
        "properties": {
          "contents": {
            "type": "string"
          },
          "created_at": {
            "format": "date-time",
            "type": "string"
          },
          "created_by": {
            "format": "uuid",
            "type": "string"
          },
          "identifier": {
            "format": "uuid",
            "type": "string"
          },
          "type": {
            "enum": [
              "CUSTOMER",
              "CUSTOMER_MONITORING",
              "CUSTOMER_STATUS"
            ],
            "type": "string"
          }
        },
        "required": [
          "contents",
          "created_at",
          "created_by",
          "identifier",
          "type"
        ],
        "type": "object"
      },
      "customer-manager_ProblemDetailErrorResponse": {
        "additionalProperties": true,
        "properties": {
          "detail": {
            "nullable": true,
            "type": "string"
          },
          "identifier": {
            "format": "uuid",
            "type": "string"
          },
          "instance": {
            "format": "uri",
            "nullable": true,
            "type": "string"
          },
          "status": {
            "format": "int32",
            "nullable": true,
            "type": "integer"
          },
          "timestamp": {
            "format": "date-time",
            "type": "string"
          },
          "title": {
            "nullable": true,
            "type": "string"
          },
          "type": {
            "format": "uri",
            "nullable": true,
            "type": "string"
          }
        },
        "required": [
          "identifier",
          "timestamp"
        ],
        "type": "object"
      }
    },
    "securitySchemes": {
      "BearerAuth": {
        "description": "HTTP Bearer Token Authentication",
        "scheme": "bearer",
        "type": "http"
      }
    }
  },
  "info": {
    "title": "Mesh API",
    "version": "v2.0"
  },
  "openapi": "3.0.3",
  "paths": {
    "/v2/customers/{customer_identifier}/notes": {
      "post": {
        "description": "This endpoint enables you to create a note on a customer.\n\n\nYou need the \"Update customers\" permission to use this endpoint.",
        "operationId": "customerCreateCustomerNote",
        "parameters": [
          {
            "description": "The unique identifier we provided when you created the customer.",
            "example": "123e4567-e89b-12d3-a456-426614174000",
            "in": "path",
            "name": "customer_identifier",
            "required": true,
            "schema": {
              "format": "uuid",
              "type": "string"
            }
          }
        ],
        "requestBody": {
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/customer-manager_CreateCustomerNoteRequest"
              }
            }
          },
          "required": true
        },
        "responses": {
          "200": {
            "content": {
              "application/json": {
                "examples": {
                  "Successful Response": {
                    "description": "Successful Response",
                    "value": {
                      "contents": "Customer contacted regarding account verification.",
                      "created_at": "2024-01-15T10:30:00.000Z",
                      "created_by": "987fcdeb-51a2-43f1-b123-456789abcdef",
                      "identifier": "123e4567-e89b-12d3-a456-426614174000",
                      "type": "CUSTOMER"
                    }
                  }
                },
                "schema": {
                  "$ref": "#/components/schemas/customer-manager_CreateCustomerNoteResponse"
                }
              }
            },
            "description": "Customer Note created successfully."
          },
          "400": {
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/customer-manager_ProblemDetailErrorResponse"
                }
              }
            },
            "description": "Bad Request."
          },
          "403": {
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/customer-manager_ProblemDetailErrorResponse"
                }
              }
            },
            "description": "Forbidden."
          },
          "404": {
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/customer-manager_ProblemDetailErrorResponse"
                }
              }
            },
            "description": "Not Found."
          }
        },
        "summary": "Create note on a customer.",
        "tags": [
          "Customers"
        ]
      }
    }
  },
  "security": [
    {
      "BearerAuth": []
    }
  ],
  "servers": [
    {
      "description": "ComplyAdvantage Mesh API",
      "url": "https://api.mesh.complyadvantage.com"
    }
  ],
  "tags": [
    {
      "name": "Customers"
    }
  ]
}
```