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Cloud Changelog
March 24, 2026 · CerebrasDeprecation
disable_reasoning parameter deprecated, ends July 21, 2026; use reasoning_effort
The disable_reasoning parameter is deprecated and will no longer be supported after July 21, 2026.
Migrate to reasoning_effort="none" to disable reasoning on zai-glm-4.7. See the Reasoning guide and Chat Completions API reference for details.
Latest Cerebras Inference changes
Kimi K3.1 Pro added to Dedicated catalog, with image inputs and reasoning levels
Kimi K3, GLM 5.3 Flash and three more models added to Dedicated catalog
Service Tiers docs updated for service_tier reporting and auto and priority fallbacks
qwen-3.8-27b Developer tier rate limit raised temporarily to 750K tokens per minute
gemma-4-31b removed from Cerebras public endpoints, still on Dedicated