Fixie · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Ultravox (Fixie)

2 actions 2 updates update extends openapi/fixie-ultravox-openapi-original.yml
Derived by API Evangelist Built from the contracts Fixie publishes. Fixie did not publish this file.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-providerx-apievangelist-productx-apievangelist-review-datex-authenticationx-paginationx-webhooksx-status-pagex-deprecation-policy

Targets 2

$.info
$.servers

OpenAPI Overlay

Raw ↑ 
overlay: 1.0.0
info:
  title: API Evangelist enhancements for Ultravox (Fixie)
  version: 1.0.0
extends: openapi/fixie-ultravox-openapi-original.yml
actions:
- target: $.info
  update:
    x-apievangelist-provider: fixie
    x-apievangelist-product: Ultravox Realtime
    x-apievangelist-review-date: '2026-07-19'
    x-authentication: api-key (X-API-Key header)
    x-pagination: cursor (next/previous/results/total)
    x-webhooks: call.started, call.joined, call.ended, call.billed
    x-status-page: https://status.ultravox.ai
    x-deprecation-policy: https://docs.ultravox.ai/changelog/deprecation
- target: $.servers
  update:
  - url: https://api.ultravox.ai
    description: Ultravox Realtime production API

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