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VercelVercel/AI SDK

WorkflowAgent matches generateText: system messages in prompt rejected by default

@ai-sdk/workflow@1.0.0-beta.101

June 19, 2026AI SDKView original ↗
1 enhancementThis release1 enhancementImprovements to existing featuresAI-tallied from the release notes

Patch Changes

  • b402b95: WorkflowAgent now rejects system messages inside prompt or messages by default, matching the behavior of generateText/streamText. Set allowSystemInMessages: true to opt in to the previous behavior.

Fetched June 19, 2026