generated: '2026-07-18'
method: searched
source: https://inference-docs.cerebras.ai/api-reference/versions, https://inference-docs.cerebras.ai/support/deprecation
versioning:
  scheme: request-header
  header: X-Cerebras-Version-Patch
  current: '1'
  next: '2'
  next_default_date: '2026-07-21'
  min_test_window: 6 months
  docs: https://inference-docs.cerebras.ai/api-reference/versions
  guarantees:
  - Within a given API version, existing request parameters continue to work as documented.
  - Existing response fields remain present with the same types.
  - Breaking changes are reserved for new API versions with advance email notice.
deprecation:
  policy_url: https://inference-docs.cerebras.ai/support/deprecation
  model: Time-boxed model/parameter deprecations with named replacement and sunset date.
  sunset_header: false
  recent:
  - item: disable_reasoning parameter (zai-glm-4.7)
    announced: '2026-03-24'
    sunset: '2026-07-21'
    replacement: reasoning_effort="none"
  - item: llama3.1-8b, qwen-3-235b-a22b-instruct-2507
    announced: '2026-05-27'
    replacement: gpt-oss-120b
  - item: qwen-3-32b, llama-3.3-70b
    announced: '2026-02-16'
    replacement: gpt-oss-120b
  - item: zai-glm-4.6
    announced: '2026-01-20'
    replacement: zai-glm-4.7
preview_stages:
  docs: https://inference-docs.cerebras.ai/support/preview-releases
sla:
  status_page: https://status.cerebras.ai
status_page: https://status.cerebras.ai
change_log: https://inference-docs.cerebras.ai/support/change-log