Nixflex - AI Voice Platform for Building AI Phone Agents

Connect Make to a phone number. Make supports two modes: a post-call webhook (after the call) and an in-call webhook (the AI calls it mid-conversation and waits for a response). You can set either or both. Configured per phone number.

Set the Make webhooks

string

required

The phone number in E.164 format, passed in the URL.

string

Make webhook called after the call ends. https only.

string

Make webhook the AI calls during the call and waits for a JSON response. https only.

At least one of post_call_url or in_call_url is required.

curl -X PUT "https://api.nixflex.com/v1/integrations/make/number/+447446466847" \
  -H "Authorization: Bearer nxf_xxx:nxfs_xxx" \
  -H "Content-Type: application/json" \
  -d '{"post_call_url": "https://hook.make.com/xxxx", "in_call_url": "https://hook.make.com/yyyy"}'

Check / remove

curl -X GET "https://api.nixflex.com/v1/integrations/make/number/+447446466847" \
  -H "Authorization: Bearer nxf_xxx:nxfs_xxx"

curl -X DELETE "https://api.nixflex.com/v1/integrations/make/number/+447446466847" \
  -H "Authorization: Bearer nxf_xxx:nxfs_xxx"

Notes

The number must belong to your account. A number you do not own returns 404.
For the feature guide, see Zapier & Make.

API

Platform API

Make integration

Set the Make webhooks

Check / remove

Notes

​Set the Make webhooks

​Check / remove

​Notes

Set the Make webhooks

Check / remove

Notes