{"command":{"effect":"write","timeoutSeconds":30,"inputSchema":{"type":"object","description":"Update the brand voice for the authenticated company.<br><br>*Rate limits*:<br>Burst: `3/s`<br>Steady: `60/m`\n\n**Scopes:**\n`brands:write`\n\n[OpenAPI Spec](https://raw.githubusercontent.com/klaviyo/openapi/main/openapi/stable/apis/update_brand_voice.json)","properties":{"path":{"type":"object","properties":{"id":{"description":"The company ID. Must match the authenticated account.","type":"string","examples":["abc123"]}},"required":["id"],"additionalProperties":false},"query":{"type":"object","properties":{"fields[brand-voice]":{"type":"array","items":{"type":"string","enum":["id","language_patterns","tone_descriptors","version"]},"description":"For more information please visit https://developers.klaviyo.com/en/v2026-10-15/reference/api-overview#sparse-fieldsets"}},"required":[],"additionalProperties":false},"headers":{"type":"object","properties":{"revision":{"type":"string","default":"2026-10-15","enum":["2026-10-15"],"description":"API endpoint revision (format: YYYY-MM-DD[.suffix])"}},"required":["revision"],"additionalProperties":false},"body":{"$ref":"#/definitions/BrandVoicePartialUpdateQuery"}},"required":["path","headers","body"],"additionalProperties":false,"definitions":{"BrandVoicePartialUpdateQuery":{"type":"object","properties":{"data":{"$ref":"#/definitions/BrandVoicePartialUpdateQueryResourceObject"}},"required":["data"]},"BrandVoicePartialUpdateQueryResourceObject":{"type":"object","properties":{"type":{"$ref":"#/definitions/BrandVoiceEnum"},"id":{"description":"The company ID. Must match the authenticated account.","type":"string","examples":["abc123"]},"attributes":{"type":"object","properties":{"tone_descriptors":{"description":"Tone descriptors to set on the brand voice. Replaces the existing list.","type":["array","null"],"items":{"$ref":"#/definitions/BrandVoiceDescriptor"}},"language_patterns":{"description":"Language patterns to set on the brand voice. Replaces the existing list.","type":["array","null"],"items":{"$ref":"#/definitions/BrandVoiceDescriptor"}}}}},"required":["type","id","attributes"]},"BrandVoiceEnum":{"type":"string","enum":["brand-voice"]},"BrandVoiceDescriptor":{"type":"object","properties":{"name":{"type":"string"},"description":{"type":"string"},"user_modified":{"type":"boolean","default":false}},"required":["name","description"]}}},"name":"Update Brand Voice","id":"klaviyo.update_brand_voice","example":{"path":{"id":"abc123"},"headers":{"revision":"2026-10-15"},"body":{"data":{"type":"brand-voice","id":"abc123","attributes":{}}}},"maxRequests":1,"summary":false}}