---
updatedAt: 2025-12-04T00:08:17.000Z
agentTools:
  projectIndex: https://streak.readme.io/llms.txt
---

# Update contact field value

Update a single field value for a specific contact

# OpenAPI definition

```json
{
  "openapi": "3.1.0",
  "info": {
    "title": "DIRECTORY FIELDS",
    "version": "1"
  },
  "servers": [
    {
      "url": "https://api.streak.com/api/v2"
    }
  ],
  "components": {
    "securitySchemes": {
      "sec0": {
        "type": "http",
        "scheme": "basic"
      }
    }
  },
  "security": [
    {
      "sec0": []
    }
  ],
  "paths": {
    "/teams/{teamKey}/contacts/{contactKey}/fields/{fieldKey}": {
      "post": {
        "summary": "Update contact field value",
        "description": "Update a single field value for a specific contact",
        "operationId": "post_teams{teamKey}contacts{contactKey}fields{fieldKey}",
        "responses": {
          "200": {
            "description": ""
          }
        },
        "parameters": [
          {
            "in": "path",
            "name": "teamKey",
            "schema": {
              "type": "string"
            },
            "required": true,
            "description": "Team key"
          },
          {
            "in": "path",
            "name": "contactKey",
            "schema": {
              "type": "string"
            },
            "required": true,
            "description": "Contact key"
          },
          {
            "in": "path",
            "name": "fieldKey",
            "schema": {
              "type": "string"
            },
            "required": true,
            "description": "Field key"
          }
        ],
        "requestBody": {
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "value": {
                    "type": "string",
                    "description": "String value"
                  }
                },
                "required": [
                  "value"
                ]
              }
            }
          }
        }
      }
    }
  },
  "x-readme": {
    "headers": [
      {
        "key": "Content-Type",
        "value": "application/json"
      }
    ],
    "explorer-enabled": true,
    "proxy-enabled": true
  },
  "x-readme-fauxas": true
}
```