> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://apidocs.polytomic.com/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://apidocs.polytomic.com/_mcp/server. # Attio Supports: * ✅ Models * ✅ Model sync destination * ✅ Bulk sync source * ✅ Connection Proxy ## Connection ### Configuration
NameTypeDescriptionRequired
auth_method string Authentication method

Accepted values: `oauth`, `api_key` ↓
true
disable_list_entry_projection boolean Skip parent fields when pulling lists false
enable_attribute_history boolean Enable Attio attribute change history false
enable_webhooks boolean Enable Attio webhook updates for bulk syncs false

`auth_method`

When `auth_method` is `api_key`
NameTypeDescriptionRequired
api_key string API key true
#### Example ```json { "name": "Attio connection", "type": "attio", "configuration": { "auth_method": "", "disable_list_entry_projection": false, "enable_attribute_history": false, "enable_webhooks": false } } ``` ### Read-only properties
NameTypeDescriptionRequired
workspace_name string Workspace name false
## Model Sync ### Source #### Configuration
NameTypeDescriptionRequired
list object List true
object string Object true
#### Example ```json { ... "configuration": { "list": {}, "object": "" } } ``` ### Target Attio connections may be used as the destination in a model sync. #### All targets ##### Configuration
NameTypeDescriptionRequired
auto_create_multi_select_options boolean Create select options if they don't exist false
remove_invalid_references boolean Remove invalid relationship ID references false
replace_multiselect_values boolean Treat multiselect values as replacements false
write_null_values boolean Copy null values false
##### Example ```json { ... "target": { "configuration": { "auto_create_multi_select_options": false, "remove_invalid_references": false, "replace_multiselect_values": false, "write_null_values": false } } } ``` ## Bulk Sync ### Source Attio connections may be used as a bulk sync source. No additional configuration options are required.