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fix: register OTel context manager so AI SDK spans thread into Effect traces (#22645)

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Kit Langton 2026-04-15 12:35:14 -04:00 • committed by GitHub
commit 9640d889ba
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3 changed files with 18 additions and 2 deletions
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2
bun.lock
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@ -359,6 +359,8 @@
"@opencode-ai/sdk": "workspace:*", "@opencode-ai/sdk": "workspace:*",
"@opencode-ai/server": "workspace:*", "@opencode-ai/server": "workspace:*",
"@openrouter/ai-sdk-provider": "2.5.1", "@openrouter/ai-sdk-provider": "2.5.1",
"@opentelemetry/api": "1.9.0",
"@opentelemetry/context-async-hooks": "2.6.1",
"@opentelemetry/exporter-trace-otlp-http": "0.214.0", "@opentelemetry/exporter-trace-otlp-http": "0.214.0",
"@opentelemetry/sdk-trace-base": "2.6.1", "@opentelemetry/sdk-trace-base": "2.6.1",
"@opentelemetry/sdk-trace-node": "2.6.1", "@opentelemetry/sdk-trace-node": "2.6.1",

6
packages/opencode/package.json
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@ -113,13 +113,15 @@
"@octokit/rest": "catalog:", "@octokit/rest": "catalog:",
"@openauthjs/openauth": "catalog:", "@openauthjs/openauth": "catalog:",
"@opencode-ai/plugin": "workspace:*", "@opencode-ai/plugin": "workspace:*",
"@opencode-ai/server": "workspace:*",
"@opencode-ai/script": "workspace:*", "@opencode-ai/script": "workspace:*",
"@opencode-ai/sdk": "workspace:*", "@opencode-ai/sdk": "workspace:*",
"@opencode-ai/server": "workspace:*",
"@openrouter/ai-sdk-provider": "2.5.1",
"@opentelemetry/api": "1.9.0",
"@opentelemetry/context-async-hooks": "2.6.1",
"@opentelemetry/exporter-trace-otlp-http": "0.214.0", "@opentelemetry/exporter-trace-otlp-http": "0.214.0",
"@opentelemetry/sdk-trace-base": "2.6.1", "@opentelemetry/sdk-trace-base": "2.6.1",
"@opentelemetry/sdk-trace-node": "2.6.1", "@opentelemetry/sdk-trace-node": "2.6.1",
"@openrouter/ai-sdk-provider": "2.5.1",
"@opentui/core": "0.1.99", "@opentui/core": "0.1.99",
"@opentui/solid": "0.1.99", "@opentui/solid": "0.1.99",
"@parcel/watcher": "2.5.1", "@parcel/watcher": "2.5.1",

12
packages/opencode/src/effect/observability.ts
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@ -46,6 +46,18 @@ export namespace Observability {
const OTLP = await import("@opentelemetry/exporter-trace-otlp-http") const OTLP = await import("@opentelemetry/exporter-trace-otlp-http")
const SdkBase = await import("@opentelemetry/sdk-trace-base") const SdkBase = await import("@opentelemetry/sdk-trace-base")
// @effect/opentelemetry creates a NodeTracerProvider but never calls
// register(), so the global @opentelemetry/api context manager stays
// as the no-op default. Non-Effect code (like the AI SDK) that calls
// tracer.startActiveSpan() relies on context.active() to find the
// parent span — without a real context manager every span starts a
// new trace. Registering AsyncLocalStorageContextManager fixes this.
const { AsyncLocalStorageContextManager } = await import("@opentelemetry/context-async-hooks")
const { context } = await import("@opentelemetry/api")
const mgr = new AsyncLocalStorageContextManager()
mgr.enable()
context.setGlobalContextManager(mgr)
return NodeSdk.layer(() => ({ return NodeSdk.layer(() => ({
resource, resource,
spanProcessor: new SdkBase.BatchSpanProcessor( spanProcessor: new SdkBase.BatchSpanProcessor(