# Calls

Initiate outbound calls

## Initiate Outbound Call

> Initiate an outbound call from an organization phone number to a specific contact.

````json
{"openapi":"3.0.3","info":{"title":"Agentalk External API","version":"1.0.0"},"tags":[{"name":"Calls","description":"Initiate outbound calls"}],"servers":[{"url":"https://api.agentalk.io","description":"Agentalk API"}],"security":[{"OrganizationApiToken":[]}],"components":{"securitySchemes":{"OrganizationApiToken":{"type":"http","scheme":"bearer","bearerFormat":"OrgId.SecretToken","description":"**Organization API Token.**\n\nPaste **only** your token in the field below — the `Bearer ` prefix is added automatically by the docs UI and in every generated code sample. The final header sent is:\n\n```\nAuthorization: Bearer {orgId}.{secretToken}\n```\n\nToken format: `{orgId}.{secretToken}` — example: `15c94c3c-1873-4a09-bfbb-03357c29ea50.abc123xyz`.\n\nJWT tokens are NOT accepted."}},"parameters":{"XOrganizationId":{"name":"X-Organization-ID","in":"header","required":false,"description":"Optional organization scope. Superusers without it see all; regular users default to their current organization.","schema":{"type":"string","format":"uuid"}}}},"paths":{"/api/calls/outbound":{"post":{"operationId":"calls_outbound_create","description":"Initiate an outbound call from an organization phone number to a specific contact.","summary":"Initiate Outbound Call","tags":["Calls"],"requestBody":{"content":{"application/json":{"schema":{"type":"object","properties":{"fromNumberId":{"type":"string","description":"Phone number integration ID to call from (required)"},"contactId":{"type":"string","description":"Contact ID to call (required)"},"campaignId":{"type":"string","description":"Campaign ID for tracking (optional)"}},"required":["fromNumberId","contactId"]}}}},"responses":{"200":{"content":{"application/json":{"schema":{"type":"object","additionalProperties":{}}}},"description":"Call initiated"}},"parameters":[{"$ref":"#/components/parameters/XOrganizationId"}]}}}}
````


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