diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3875212812d..bdb4f98056c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+## Version 1.55.0 (2025-10-13)
+
 ### API
 
 #### Common
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-api.txt b/docs/apidiffs/current_vs_latest/opentelemetry-api.txt
index 4bf04c428eb..4b43b12506f 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-api.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-api.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-api-1.55.0-SNAPSHOT.jar against opentelemetry-api-1.54.1.jar
+Comparing source compatibility of opentelemetry-api-1.56.0-SNAPSHOT.jar against opentelemetry-api-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-common.txt b/docs/apidiffs/current_vs_latest/opentelemetry-common.txt
index d8cc0c60339..2663241ba31 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-common.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-common.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-common-1.55.0-SNAPSHOT.jar against opentelemetry-common-1.54.1.jar
+Comparing source compatibility of opentelemetry-common-1.56.0-SNAPSHOT.jar against opentelemetry-common-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-context.txt b/docs/apidiffs/current_vs_latest/opentelemetry-context.txt
index 25b167139d8..828dc866aae 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-context.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-context.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-context-1.55.0-SNAPSHOT.jar against opentelemetry-context-1.54.1.jar
+Comparing source compatibility of opentelemetry-context-1.56.0-SNAPSHOT.jar against opentelemetry-context-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-common.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-common.txt
index eabd33b4b2c..9a4514ad34b 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-common.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-common.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-common-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-common-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-common-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-common-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging-otlp.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging-otlp.txt
index 1953eaf208b..6a158ec6bbe 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging-otlp.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging-otlp.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-logging-otlp-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-logging-otlp-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-logging-otlp-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-logging-otlp-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging.txt
index dc0621dfffd..518843e42ea 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-logging.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-logging-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-logging-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-logging-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-logging-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp-common.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp-common.txt
index f4395dada67..9d43aaae666 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp-common.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp-common.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-otlp-common-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-otlp-common-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-otlp-common-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-otlp-common-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp.txt
index e153f073d6e..194f62cb30a 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-otlp.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-otlp-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-otlp-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-otlp-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-otlp-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-grpc-managed-channel.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-grpc-managed-channel.txt
index 600b5607cf2..5fa56b9bde3 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-grpc-managed-channel.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-grpc-managed-channel.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-sender-grpc-managed-channel-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-sender-grpc-managed-channel-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-sender-grpc-managed-channel-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-sender-grpc-managed-channel-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-jdk.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-jdk.txt
index 1527da677a3..0d989cf5932 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-jdk.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-jdk.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-sender-jdk-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-sender-jdk-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-sender-jdk-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-sender-jdk-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-okhttp.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-okhttp.txt
index f684f802d12..30a76bac9c2 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-okhttp.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-sender-okhttp.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-sender-okhttp-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-sender-okhttp-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-sender-okhttp-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-sender-okhttp-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-zipkin.txt b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-zipkin.txt
index 6ce78dd926c..162c16b7bbf 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-exporter-zipkin.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-exporter-zipkin.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-exporter-zipkin-1.55.0-SNAPSHOT.jar against opentelemetry-exporter-zipkin-1.54.1.jar
+Comparing source compatibility of opentelemetry-exporter-zipkin-1.56.0-SNAPSHOT.jar against opentelemetry-exporter-zipkin-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-extension-kotlin.txt b/docs/apidiffs/current_vs_latest/opentelemetry-extension-kotlin.txt
index 563e6cfc17e..656ee291a1d 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-extension-kotlin.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-extension-kotlin.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-extension-kotlin-1.55.0-SNAPSHOT.jar against opentelemetry-extension-kotlin-1.54.1.jar
+Comparing source compatibility of opentelemetry-extension-kotlin-1.56.0-SNAPSHOT.jar against opentelemetry-extension-kotlin-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-extension-trace-propagators.txt b/docs/apidiffs/current_vs_latest/opentelemetry-extension-trace-propagators.txt
index 8368b4960b4..ab1e1427cd3 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-extension-trace-propagators.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-extension-trace-propagators.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-extension-trace-propagators-1.55.0-SNAPSHOT.jar against opentelemetry-extension-trace-propagators-1.54.1.jar
+Comparing source compatibility of opentelemetry-extension-trace-propagators-1.56.0-SNAPSHOT.jar against opentelemetry-extension-trace-propagators-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-opentracing-shim.txt b/docs/apidiffs/current_vs_latest/opentelemetry-opentracing-shim.txt
index add94b613da..5b06fc3a197 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-opentracing-shim.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-opentracing-shim.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-opentracing-shim-1.55.0-SNAPSHOT.jar against opentelemetry-opentracing-shim-1.54.1.jar
+Comparing source compatibility of opentelemetry-opentracing-shim-1.56.0-SNAPSHOT.jar against opentelemetry-opentracing-shim-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-common.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-common.txt
index b470c664b69..f2ba7fc5251 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-common.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-common.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-common-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-common-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-common-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-common-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure-spi.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure-spi.txt
index 0bc3acb0581..20c17bcbb7c 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure-spi.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure-spi.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-extension-autoconfigure-spi-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-extension-autoconfigure-spi-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-extension-autoconfigure-spi-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-extension-autoconfigure-spi-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure.txt
index 1903297a5a6..611da779512 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-autoconfigure.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-extension-autoconfigure-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-extension-autoconfigure-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-extension-autoconfigure-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-extension-autoconfigure-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-jaeger-remote-sampler.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-jaeger-remote-sampler.txt
index 0cae639ef0a..17da481d9bf 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-jaeger-remote-sampler.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-extension-jaeger-remote-sampler.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-extension-jaeger-remote-sampler-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-extension-jaeger-remote-sampler-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-extension-jaeger-remote-sampler-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-extension-jaeger-remote-sampler-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-logs.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-logs.txt
index 3162c8707fd..865c32e701d 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-logs.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-logs.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-logs-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-logs-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-logs-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-logs-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-metrics.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-metrics.txt
index f6113a7a12f..a1448718402 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-metrics.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-metrics.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-metrics-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-metrics-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-metrics-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-metrics-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-testing.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-testing.txt
index 3c253c448ce..07fe03036b4 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-testing.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-testing.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-testing-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-testing-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-testing-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-testing-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-trace.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-trace.txt
index a353752c1de..349fd2cd635 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk-trace.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk-trace.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-sdk-trace-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-trace-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-trace-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-trace-1.54.1.jar
 No changes.
\ No newline at end of file
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-sdk.txt b/docs/apidiffs/current_vs_latest/opentelemetry-sdk.txt
index 6115d109b67..95eb5961689 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-sdk.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-sdk.txt
@@ -1,4 +1,4 @@
-Comparing source compatibility of opentelemetry-sdk-1.55.0-SNAPSHOT.jar against opentelemetry-sdk-1.54.1.jar
+Comparing source compatibility of opentelemetry-sdk-1.56.0-SNAPSHOT.jar against opentelemetry-sdk-1.54.1.jar
 ***  MODIFIED CLASS: PUBLIC NON_FINAL (<- FINAL) io.opentelemetry.sdk.OpenTelemetrySdk  (not serializable)
 	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
 	***  MODIFIED METHOD: PUBLIC FINAL (<- NON_FINAL) io.opentelemetry.api.logs.LoggerProvider getLogsBridge()
diff --git a/version.gradle.kts b/version.gradle.kts
index 85bd8c4f57a..ddf4e3494e8 100644
--- a/version.gradle.kts
+++ b/version.gradle.kts
@@ -1,7 +1,7 @@
 val snapshot = true
 
 allprojects {
-  var ver = "1.55.0"
+  var ver = "1.56.0"
   val release = findProperty("otel.release")
   if (release != null) {
     ver += "-" + release