DEVELOPERS / DEVELOPERS
update_contact
Behavior, inputs, outputs and permissions for update_contact.
Reviewed · 2026-09-20 / Ridian
This reference is generated from the published tool contract.
Behavior and boundaries
Section titled “Behavior and boundaries”Updates only supplied fields of a personal contact returned by search_contacts or get_contact. Email and phone arrays replace the complete respective field.
Permissions
Section titled “Permissions”Granted scopes, accounts, calendars and visibility rules limit access. Workspace administrators do not automatically gain access to other users’ accounts.
contacts:read, contacts:write
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "accountId": { "type": "string", "minLength": 1 }, "contactId": { "type": "string", "minLength": 1, "maxLength": 2048 }, "givenName": { "type": "string", "minLength": 1, "maxLength": 256 }, "familyName": { "type": "string", "minLength": 1, "maxLength": 256 }, "emailAddresses": { "maxItems": 10, "type": "array", "items": { "type": "string", "maxLength": 320, "format": "email", "pattern": "^(?:[A-Za-z0-9_'+\\-]+\\.)*[A-Za-z0-9_'+\\-]*[A-Za-z0-9_+-]@(?:[A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$" } }, "phoneNumbers": { "maxItems": 10, "type": "array", "items": { "type": "string", "minLength": 1, "maxLength": 64 } }, "organization": { "type": "string", "minLength": 1, "maxLength": 256 }, "jobTitle": { "type": "string", "minLength": 1, "maxLength": 256 } }, "required": [ "accountId", "contactId" ], "additionalProperties": false}Output
Section titled “Output”{ "$schema": "https://json-schema.org/draft/2020-12/schema", "type": "object", "properties": { "found": { "type": "boolean", "const": true }, "contact": { "type": "object", "properties": { "id": { "type": "string" }, "displayName": { "type": "string" }, "givenName": { "type": "string" }, "familyName": { "type": "string" }, "emailAddresses": { "type": "array", "items": { "type": "string" } }, "phoneNumbers": { "type": "array", "items": { "type": "string" } }, "organization": { "type": "string" }, "jobTitle": { "type": "string" }, "writable": { "type": "boolean" }, "updatedAt": { "type": "string" } }, "required": [ "id", "displayName", "emailAddresses", "phoneNumbers", "writable" ], "additionalProperties": false } }, "required": [ "found", "contact" ], "additionalProperties": false}Errors and retries
Section titled “Errors and retries”Check the tool result for errors. Do not blindly retry writes after a timeout. Check the calendar state first.