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fix(auto-instrumentation): Use sync channel for AI SDK CJS streamText/streamObject in v4+ #1768

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Merged
Stephen Belanger (Qard) merged 1 commit into from
Apr 9, 2026
+26 −2
Merged

fix(auto-instrumentation): Use sync channel for AI SDK CJS streamText/streamObject in v4+ #1768

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28 changes: 26 additions & 2 deletions js/src/auto-instrumentations/configs/ai-sdk.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -70,14 +70,26 @@ export const aiSDKConfigs: InstrumentationConfig[] = [
channelName: aiSDKChannels.streamText.channelName,
module: {
name: "ai",
versionRange: ">=3.0.0",
versionRange: ">=3.0.0 <4.0.0",
filePath: "dist/index.js",
},
functionQuery: {
functionName: "streamText",
kind: "Async",
},
},
{
channelName: aiSDKChannels.streamTextSync.channelName,
module: {
name: "ai",
versionRange: ">=4.0.0",
filePath: "dist/index.js",
},
functionQuery: {
functionName: "streamText",
kind: "Sync",
},
},

// generateObject - async function
{
Expand Down Expand Up @@ -188,14 +200,26 @@ export const aiSDKConfigs: InstrumentationConfig[] = [
channelName: aiSDKChannels.streamObject.channelName,
module: {
name: "ai",
versionRange: ">=3.0.0",
versionRange: ">=3.0.0 <4.0.0",
filePath: "dist/index.js",
},
functionQuery: {
functionName: "streamObject",
kind: "Async",
},
},
{
channelName: aiSDKChannels.streamObjectSync.channelName,
module: {
name: "ai",
versionRange: ">=4.0.0",
filePath: "dist/index.js",
},
functionQuery: {
functionName: "streamObject",
kind: "Sync",
},
},

// Agent.generate - async method (v5 only)
// The compiled AI SDK bundle emits this as an anonymous class method, so we
Expand Down
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