fix anthropic compatible api toolcall finish reason

sdcb · sdcb · commit f557570aadc5 · 2025-11-26T13:24:49.000+08:00
diff --git a/src/BE/Services/Models/Dtos/AnthropicSegmentExtensions.cs b/src/BE/Services/Models/Dtos/AnthropicSegmentExtensions.cs
@@ -8,15 +8,16 @@ public static class AnthropicSegmentExtensions
 {
     /// <summary>
     /// Converts DBFinishReason to Anthropic stop_reason
+    /// Anthropic supports: end_turn, max_tokens, stop_sequence, tool_use, pause_turn, refusal
     /// </summary>
     public static string? ToAnthropicStopReason(this DBFinishReason finishReason)
     {
         return finishReason switch
         {
             DBFinishReason.Stop or DBFinishReason.Success => "end_turn",
             DBFinishReason.Length => "max_tokens",
-            DBFinishReason.ToolCalls => "tool_use",
-            DBFinishReason.ContentFilter => "end_turn", // Anthropic doesn't have content_filter
+            DBFinishReason.ToolCalls or DBFinishReason.FunctionCall => "tool_use",
+            DBFinishReason.ContentFilter => "refusal",
             _ => "end_turn"
         };
     }

Original file line number	Diff line number	Diff line change
`@@ -8,15 +8,16 @@ public static class AnthropicSegmentExtensions`
`8`	`8`	`{`
`9`	`9`	`/// <summary>`
`10`	`10`	`/// Converts DBFinishReason to Anthropic stop_reason`
	`11`	`+ /// Anthropic supports: end_turn, max_tokens, stop_sequence, tool_use, pause_turn, refusal`
`11`	`12`	`/// </summary>`
`12`	`13`	`public static string? ToAnthropicStopReason(this DBFinishReason finishReason)`
`13`	`14`	`{`
`14`	`15`	`return finishReason switch`
`15`	`16`	`{`
`16`	`17`	`DBFinishReason.Stop or DBFinishReason.Success => "end_turn",`
`17`	`18`	`DBFinishReason.Length => "max_tokens",`
`18`		`- DBFinishReason.ToolCalls => "tool_use",`
`19`		`- DBFinishReason.ContentFilter => "end_turn", // Anthropic doesn't have content_filter`
	`19`	`+ DBFinishReason.ToolCalls or DBFinishReason.FunctionCall => "tool_use",`
	`20`	`+ DBFinishReason.ContentFilter => "refusal",`
`20`	`21`	`_ => "end_turn"`
`21`	`22`	`};`
`22`	`23`	`}`