# Module kotlinx-coroutines-slf4j Integration with SLF4J [MDC](https://logback.qos.ch/manual/mdc.html). ## Example Add [MDCContext] to the coroutine context so that the SLF4J MDC context is captured and passed into the coroutine. ```kotlin MDC.put("kotlin", "rocks") // put a value into the MDC context launch(MDCContext()) { logger.info { "..." } // the MDC context will contain the mapping here } ``` # Package kotlinx.coroutines.slf4j Integration with SLF4J [MDC](https://logback.qos.ch/manual/mdc.html). [MDCContext]: https://kotlinlang.org/api/kotlinx.coroutines/kotlinx-coroutines-slf4j/kotlinx.coroutines.slf4j/-m-d-c-context/index.html