API reference · schema
StackCall
4 fields · used by 0 operations
Last reviewed 2026-10-11
Fields
| Field | Type | Meaning |
|---|---|---|
tool required | string | max length 128 |
arguments | object | |
agent | string or null | max length 128 |
simulated_bytes | integer or null | Outbound size to report to the killswitch (default: actual) min 0.0 · max 10000000000.0 |
Smallest valid example
{
"tool": "tool"
}JSON Schema
Show the raw definition
{
"properties": {
"tool": {
"type": "string",
"maxLength": 128,
"title": "Tool"
},
"arguments": {
"additionalProperties": true,
"type": "object",
"title": "Arguments"
},
"agent": {
"anyOf": [
{
"type": "string",
"maxLength": 128
},
{
"type": "null"
}
],
"title": "Agent"
},
"simulated_bytes": {
"anyOf": [
{
"type": "integer",
"maximum": 10000000000.0,
"minimum": 0.0
},
{
"type": "null"
}
],
"title": "Simulated Bytes",
"description": "Outbound size to report to the killswitch (default: actual)"
}
},
"type": "object",
"required": [
"tool"
],
"title": "StackCall"
}Try CAIN-42 on your own agents
Create a free account and every new account starts with a 7-day trial of the full platform. Or try the sandbox first, with no account at all.
Create a free account → · Try the sandbox · See the whole ecosystem