add new finish reasons to support anthropic

IMax153 · IMax153 · commit fb352fe26c95 · 2025-07-21T20:35:22.000-04:00
diff --git a/.changeset/eleven-dots-give.md b/.changeset/eleven-dots-give.md
@@ -0,0 +1,6 @@
+---
+"@effect/ai-anthropic": patch
+"@effect/ai": patch
+---
+
+Support `refusal` and `pause_turn` finish reasons from Anthropic
diff --git a/packages/ai/ai/src/AiResponse.ts b/packages/ai/ai/src/AiResponse.ts
@@ -593,6 +593,7 @@ export const FinishReason: Schema.Literal<[
   "content-filter",
   "tool-calls",
   "error",
+  "pause",
   "other",
   "unknown"
 ]> = Schema.Literal(
@@ -601,6 +602,7 @@ export const FinishReason: Schema.Literal<[
   "content-filter",
   "tool-calls",
   "error",
+  "pause",
   "other",
   "unknown"
 )
diff --git a/packages/ai/anthropic/src/internal/utilities.ts b/packages/ai/anthropic/src/internal/utilities.ts
@@ -7,6 +7,8 @@ export const ProviderMetadataKey = "@effect/ai-anthropic/AnthropicLanguageModel/
 const finishReasonMap: Record<string, AiResponse.FinishReason> = {
   end_turn: "stop",
   max_tokens: "length",
+  pause_turn: "pause",
+  refusal: "content-filter",
   stop_sequence: "stop",
   tool_use: "tool-calls"
 }

Original file line number	Diff line number	Diff line change
`@@ -7,6 +7,8 @@ export const ProviderMetadataKey = "@effect/ai-anthropic/AnthropicLanguageModel/`
`7`	`7`	`const finishReasonMap: Record<string, AiResponse.FinishReason> = {`
`8`	`8`	`end_turn: "stop",`
`9`	`9`	`max_tokens: "length",`
	`10`	`+ pause_turn: "pause",`
	`11`	`+ refusal: "content-filter",`
`10`	`12`	`stop_sequence: "stop",`
`11`	`13`	`tool_use: "tool-calls"`
`12`	`14`	`}`