otel-js

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OpenTelemetry in Node.js / JavaScript / TypeScript — NodeSDK, declarative YAML configuration, auto-instrumentations, ESM vs CJS import patterns. Use when adding, reviewing, or configuring OpenTelemetry in a Node.js service. Triggers on "setup otel in node", "js telemetry", "node tracing setup", "NodeSDK", "auto instrumentation node", "TracerProvider node", or any Node.js-related OTel question.

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Sourceollygarden/opentelemetry-agent-skills

Added on2026-08-16

NPX Install

npx skill4agent add ollygarden/opentelemetry-agent-skills otel-js

SKILL.md Content

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OpenTelemetry in Node.js

Entry point for OpenTelemetry mechanics in Node.js / JavaScript / TypeScript services. Load a reference below based on the task; each reference is self-contained.

References

File	Use when
`references/declarative-setup.md`	Configuring the SDK via declarative YAML: `OTEL_CONFIG_FILE` , `@opentelemetry/configuration` , `@opentelemetry/sdk-node` , ESM/CJS import order, v2.0 migration.

Sources of Truth

For YAML schema details, fetch the upstream sources listed in the

otel-declarative-config

skill. For Node.js-specific facts:

Fact	Fetch
Latest `@opentelemetry/configuration`	`npm view @opentelemetry/configuration version`
Latest `@opentelemetry/sdk-node`	`npm view @opentelemetry/sdk-node version`
Latest `@opentelemetry/auto-instrumentations-node`	`npm view @opentelemetry/auto-instrumentations-node version`
Released package status / breaking changes ( `2.10.0` / `0.221.0` )	`WebFetch https://raw.githubusercontent.com/open-telemetry/opentelemetry-js/v2.10.0/experimental/packages/configuration/README.md` and `WebFetch https://raw.githubusercontent.com/open-telemetry/opentelemetry-js/v2.10.0/experimental/packages/opentelemetry-sdk-node/README.md`
Experimental CHANGELOG through `0.221.0`	`WebFetch https://raw.githubusercontent.com/open-telemetry/opentelemetry-js/v2.10.0/experimental/CHANGELOG.md`
ESM / CJS preload mechanics at `2.10.0`	`WebFetch https://raw.githubusercontent.com/open-telemetry/opentelemetry-js/v2.10.0/doc/esm-support.md`
Auto-instrumentations register entry point at `0.79.0`	`WebFetch https://raw.githubusercontent.com/open-telemetry/opentelemetry-js-contrib/auto-instrumentations-node-v0.79.0/packages/auto-instrumentations-node/README.md`
Node.js getting-started docs	`WebFetch https://opentelemetry.io/docs/languages/js/getting-started/nodejs/`

Cross-References

Schema-level facts:
```
otel-declarative-config
```
skill (language-agnostic YAML schema sources).
SDK version selection across languages:
```
otel-sdk-versions
```
skill.
Semantic conventions lookup:
```
otel-semantic-conventions
```
skill.