Free MCP tool
generate_composite_chart
Generate individual chart data and the combined relationship dynamics for two people from a single tool call.
Developer outcome: Let an agent reason over relationship mechanics using consistent structured data.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
personA | object | Yes | First person's ISO date and IANA timezone. |
personB | object | Yes | Second person's ISO date and IANA timezone. |
Request
Sanitized JSON-RPC
{
"jsonrpc": "2.0",
"id": 3,
"method": "tools/call",
"params": {
"name": "generate_composite_chart",
"arguments": {
"personA": {
"birthDateTime": "1990-05-15T14:30:00",
"timezone": "America/New_York"
},
"personB": {
"birthDateTime": "1988-11-02T08:15:00",
"timezone": "Europe/London"
}
}
}
}Success response shape
- Both individual bodygraphs
- Combined centers, channels, and electromagnetic connections
- Relationship-level structured metadata
The response also includes tier and quota metadata supplied by the API entitlement layer. Exact domain fields vary by tool and requested detail level.
Errors
- Missing person input
- Invalid date or timezone
- Quota exceeded
Quota behavior
A successful call consumes one shared API unit. Failed entitlement checks do not run the tool. Check current usage at my.humandesign.ai.