shell
curl https://openrouter.ai/api/v1/responses \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.2",
"tools": [
{
"type": "openrouter:tool_search"
},
{
"type": "function",
"name": "book_restaurant",
"description": "Reserve a restaurant table for a party at a given date and time.",
"parameters": {
"type": "object",
"properties": {
"party_size": {
"type": "integer",
"description": "Number of guests."
},
"datetime": {
"type": "string",
"description": "Reservation time as an ISO 8601 timestamp."
}
},
"required": [
"party_size",
"datetime"
]
},
"defer_loading": true
},
{
"type": "function",
"name": "create_calendar_event",
"description": "Add an event to the user’s calendar.",
"parameters": {
"type": "object",
"properties": {
"title": {
"type": "string",
"description": "Event title."
},
"start": {
"type": "string",
"description": "Start time as an ISO 8601 timestamp."
}
},
"required": [
"title",
"start"
]
},
"defer_loading": true
}
],
"input": "Book me a table for four tomorrow night and add it to my calendar."
}'