Issue with Anthropic Models

Agent

{
  "type": "error",
  "error": {
    "name": "AI_APICallError",
    "message": "messages.17.content.2.tool_use.input: Field required"
  }
}

{
  "type": "error",
  "error": {
    "name": "AI_APICallError",
    "message": "messages.17.content.2.tool_use.input: Field required"
  }
}

I'm getting this error if a tool call in previous step had an empty object.

Input

{}

{}

Model used: anthropic/claude-sonnet-4-5-20250929

Issue with Anthropic Models - Mastra