fix(mcp): return tool execution error on api error

Author: stainless-app[bot]

packages/mcp-server/src/tools/classifications/universal/create-classifications-universal.ts

@@ -94,7 +94,7 @@ export const handler = async (client: Isaacus, args: Record<string, unknown> | u
       await maybeFilter(jq_filter, await client.classifications.universal.create(body)),
     );
   } catch (error) {
-    if (isJqError(error)) {
+    if (error instanceof Isaacus.APIError || isJqError(error)) {
       return asErrorResult(error.message);
     }
     throw error;

packages/mcp-server/src/tools/embeddings/create-embeddings.ts

@@ -78,7 +78,7 @@ export const handler = async (client: Isaacus, args: Record<string, unknown> | u
   try {
     return asTextContentResult(await maybeFilter(jq_filter, await client.embeddings.create(body)));
   } catch (error) {
-    if (isJqError(error)) {
+    if (error instanceof Isaacus.APIError || isJqError(error)) {
       return asErrorResult(error.message);
     }
     throw error;

packages/mcp-server/src/tools/extractions/qa/create-extractions-qa.ts

@@ -91,7 +91,7 @@ export const handler = async (client: Isaacus, args: Record<string, unknown> | u
   try {
     return asTextContentResult(await maybeFilter(jq_filter, await client.extractions.qa.create(body)));
   } catch (error) {
-    if (isJqError(error)) {
+    if (error instanceof Isaacus.APIError || isJqError(error)) {
       return asErrorResult(error.message);
     }
     throw error;

packages/mcp-server/src/tools/rerankings/create-rerankings.ts

@@ -96,7 +96,7 @@ export const handler = async (client: Isaacus, args: Record<string, unknown> | u
   try {
     return asTextContentResult(await maybeFilter(jq_filter, await client.rerankings.create(body)));
   } catch (error) {
-    if (isJqError(error)) {
+    if (error instanceof Isaacus.APIError || isJqError(error)) {
       return asErrorResult(error.message);
     }
     throw error;