--- title: OpenTelemetry Declarative Configuration Reaches... description: OpenTelemetry has announced that key portions of its declarative configuration specification have reached stable status. The stabilization covers the JSON... canonical: https://daily.dev/posts/opentelemetry-declarative-configuration-reaches-stability-milestone-awng3nufl twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: OpenTelemetry Declarative Configuration Reaches Stability Milestone | daily.dev og:description: OpenTelemetry has announced that key portions of its declarative configuration specification have reached stable status. The stabilization covers the JSON... og:url: https://daily.dev/posts/opentelemetry-declarative-configuration-reaches-stability-milestone-awng3nufl og:image: https://api.daily.dev/og/posts/awng3NUfL.png og:image:alt: OpenTelemetry Declarative Configuration Reaches Stability Milestone og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # OpenTelemetry Declarative Configuration Reaches Stability Milestone **[InfoQ](https://daily.dev/sources/infoq)** · 4 min read · 0 upvotes · 0 comments ## Summary OpenTelemetry has announced that key portions of its declarative configuration specification have reached stable status. The stabilization covers the JSON schema for the data model, the YAML representation of configuration files, and the in-memory representation of configuration data. Language implementations are now available in C++, Go, Java, JavaScript, and PHP, with .NET and Python still in development. The new YAML-based approach replaces the previous reliance on environment variables, allowing users to define trace, metric, and log pipelines in a single file that the SDK reads at startup via the OTEL_CONFIG_FILE environment variable. Future work includes dynamic/remote configuration, enabling ops teams to push config changes without code changes or redeployment. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Declarative configuration is stable\!](https://daily.dev/posts/declarative-configuration-is-stable--ur3w1sjjs) · OpenTelemetry · 4 upvotes · 0 comments - [OTel Updates: Declarative Config — A Steadier Way to Configure OpenTelemetry SDKs](https://daily.dev/posts/otel-updates-declarative-config-a-steadier-way-to-configure-opentelemetry-sdks-qtucfu4rm) · Last9 · 3 upvotes · 0 comments --- Tags: [#observability](https://daily.dev/tags/observability), [#opentelemetry](https://daily.dev/tags/opentelemetry) [View this post on daily.dev](https://daily.dev/posts/opentelemetry-declarative-configuration-reaches-stability-milestone-awng3nufl) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"OpenTelemetry Declarative Configuration Reaches Stability Milestone","url":"https://daily.dev/posts/opentelemetry-declarative-configuration-reaches-stability-milestone-awng3nufl","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/opentelemetry-declarative-configuration-reaches-stability-milestone-awng3nufl"},"datePublished":"2026-04-15T23:45:12.369Z","dateModified":"2026-08-24T07:06:51.367Z","description":"OpenTelemetry has announced that key portions of its declarative configuration specification have reached stable status. 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