diff --git a/.github/lambda-layer-publish.toml b/.github/lambda-layer-publish.toml
index 279a10b8..f141c2a0 100644
--- a/.github/lambda-layer-publish.toml
+++ b/.github/lambda-layer-publish.toml
@@ -1,2 +1,2 @@
 [layer]
-sdk-version = "1.8.0"
+sdk-version = "2.0.0"
diff --git a/packages/aws-durable-execution-sdk-python-conformance-tests-otel/pyproject.toml b/packages/aws-durable-execution-sdk-python-conformance-tests-otel/pyproject.toml
index da9a788e..16d03a6a 100644
--- a/packages/aws-durable-execution-sdk-python-conformance-tests-otel/pyproject.toml
+++ b/packages/aws-durable-execution-sdk-python-conformance-tests-otel/pyproject.toml
@@ -8,7 +8,7 @@ version = "0.0.0"
 description = "OpenTelemetry conformance test handlers for the AWS Durable Execution SDK for Python, exercised by the aws-durable-execution-conformance-tests OTel suites."
 requires-python = ">=3.11"
 dependencies = [
-  "aws-durable-execution-sdk-python==1.8.0",
+  "aws-durable-execution-sdk-python==2.0.0",
   "aws-durable-execution-sdk-python-otel==0.4.0",
 ]
 
diff --git a/packages/aws-durable-execution-sdk-python-conformance-tests/pyproject.toml b/packages/aws-durable-execution-sdk-python-conformance-tests/pyproject.toml
index 39ff3cab..a8eb4cf4 100644
--- a/packages/aws-durable-execution-sdk-python-conformance-tests/pyproject.toml
+++ b/packages/aws-durable-execution-sdk-python-conformance-tests/pyproject.toml
@@ -8,7 +8,7 @@ version = "0.0.0"
 description = "Cross-SDK conformance test handlers for the AWS Durable Execution SDK for Python, exercised by the aws-durable-execution-conformance-tests runner."
 requires-python = ">=3.11"
 dependencies = [
-  "aws-durable-execution-sdk-python==1.8.0",
+  "aws-durable-execution-sdk-python==2.0.0",
 ]
 
 [tool.hatch.build.targets.wheel]
diff --git a/packages/aws-durable-execution-sdk-python-insight/pyproject.toml b/packages/aws-durable-execution-sdk-python-insight/pyproject.toml
index fa0e1cb7..d953ee48 100644
--- a/packages/aws-durable-execution-sdk-python-insight/pyproject.toml
+++ b/packages/aws-durable-execution-sdk-python-insight/pyproject.toml
@@ -21,9 +21,9 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: CPython",
 ]
 dependencies = [
-  # >=1.8.0: first release carrying the plugin invocation-hook fields
+  # >=2.0.0: first published release carrying the plugin invocation-hook fields
   # (InvocationInfo.execution_input / InvocationEndInfo.execution_result).
-  "aws-durable-execution-sdk-python>=1.8.0",
+  "aws-durable-execution-sdk-python>=2.0.0",
 ]
 
 [project.optional-dependencies]
diff --git a/packages/aws-durable-execution-sdk-python-otel/README.md b/packages/aws-durable-execution-sdk-python-otel/README.md
index 038bb05e..5e78f2a9 100644
--- a/packages/aws-durable-execution-sdk-python-otel/README.md
+++ b/packages/aws-durable-execution-sdk-python-otel/README.md
@@ -397,7 +397,7 @@ setups.
 ## Requirements
 
 - Python >= 3.11
-- `aws-durable-execution-sdk-python` >= 1.8.0
+- `aws-durable-execution-sdk-python` >= 2.0.0
 - An ADOT/community OpenTelemetry Lambda layer, or the `standalone` extra
 
 ## License
diff --git a/packages/aws-durable-execution-sdk-python-otel/pyproject.toml b/packages/aws-durable-execution-sdk-python-otel/pyproject.toml
index 380fc473..36e04b31 100644
--- a/packages/aws-durable-execution-sdk-python-otel/pyproject.toml
+++ b/packages/aws-durable-execution-sdk-python-otel/pyproject.toml
@@ -22,7 +22,7 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
-  "aws-durable-execution-sdk-python>=1.8.0",
+  "aws-durable-execution-sdk-python>=2.0.0",
 ]
 
 [project.entry-points."aws_durable_execution.plugins"]
diff --git a/packages/aws-durable-execution-sdk-python-otel/tests/test_package_metadata.py b/packages/aws-durable-execution-sdk-python-otel/tests/test_package_metadata.py
index 6cb0570c..22b41638 100644
--- a/packages/aws-durable-execution-sdk-python-otel/tests/test_package_metadata.py
+++ b/packages/aws-durable-execution-sdk-python-otel/tests/test_package_metadata.py
@@ -4,7 +4,7 @@
 
 PACKAGE_ROOT = Path(__file__).resolve().parents[1]
 REPOSITORY_ROOT = PACKAGE_ROOT.parents[1]
-CORE_DEPENDENCY = "aws-durable-execution-sdk-python>=1.8.0"
+CORE_DEPENDENCY = "aws-durable-execution-sdk-python>=2.0.0"
 TEST_OTEL_DEPENDENCIES = {
     "opentelemetry-sdk>=1.20.0",
     "opentelemetry-propagator-aws-xray",
diff --git a/packages/aws-durable-execution-sdk-python/src/aws_durable_execution_sdk_python/__about__.py b/packages/aws-durable-execution-sdk-python/src/aws_durable_execution_sdk_python/__about__.py
index 8ce3c043..82fa7f7e 100644
--- a/packages/aws-durable-execution-sdk-python/src/aws_durable_execution_sdk_python/__about__.py
+++ b/packages/aws-durable-execution-sdk-python/src/aws_durable_execution_sdk_python/__about__.py
@@ -1,4 +1,4 @@
 # SPDX-FileCopyrightText: 2025-present Amazon.com, Inc. or its affiliates.
 #
 # SPDX-License-Identifier: Apache-2.0
-__version__ = "1.8.0"
+__version__ = "2.0.0"
diff --git a/pyproject.toml b/pyproject.toml
index 2610b41e..428d680e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -129,7 +129,7 @@ test = "pytest packages/aws-durable-execution-sdk-python-examples/test {args}"
 
 [tool.hatch.envs.test-pypi-otel]
 dependencies = [
-  "aws-durable-execution-sdk-python>=1.8.0",
+  "aws-durable-execution-sdk-python>=2.0.0",
   "opentelemetry-sdk>=1.20.0",
   "opentelemetry-propagator-aws-xray",
   "pytest",