microsoft · dmytrostruk · Feb 11, 2026 · Feb 11, 2026
diff --git a/python/CHANGELOG.md b/python/CHANGELOG.md
@@ -7,16 +7,56 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.0.0b260210] - 2026-02-10
+
 ### Added
 
-- **agent-framework-core**: Add long-running agents and background responses support with `ContinuationToken` TypedDict, `background` option in `OpenAIResponsesOptions`, and continuation token propagation through response types ([#2478](https://github.com/microsoft/agent-framework/issues/2478))
+- **agent-framework-core**: Add long-running agents and background responses support with `ContinuationToken` TypedDict, `background` option in `OpenAIResponsesOptions`, and continuation token propagation through response types ([#3808](https://github.com/microsoft/agent-framework/pull/3808))
+- **agent-framework-core**: Add streaming support for code interpreter deltas ([#3775](https://github.com/microsoft/agent-framework/pull/3775))
+- **agent-framework-core**: Add explicit input, output, and workflow_output parameters to `@handler`, `@executor` and `request_info` ([#3472](https://github.com/microsoft/agent-framework/pull/3472))
+- **agent-framework-core**: Add explicit schema handling to `@tool` decorator ([#3734](https://github.com/microsoft/agent-framework/pull/3734))
+- **agent-framework-core**: New session and context provider types ([#3763](https://github.com/microsoft/agent-framework/pull/3763))
+- **agent-framework-purview**: Add tests to Purview package ([#3513](https://github.com/microsoft/agent-framework/pull/3513))
+
 ### Changed
 
-- **agent-framework-core**: [BREAKING] Renamed core types for simpler API:
-  - `ChatAgent` → `Agent`
-  - `RawChatAgent` → `RawAgent`
-  - `ChatMessage` → `Message`
-  - `ChatClientProtocol` → `SupportsChatGetResponse`
+- **agent-framework-core**: [BREAKING] Renamed core types for simpler API: `ChatAgent` → `Agent`, `RawChatAgent` → `RawAgent`, `ChatMessage` → `Message`, `ChatClientProtocol` → `SupportsChatGetResponse` ([#3747](https://github.com/microsoft/agent-framework/pull/3747))
+- **agent-framework-core**: [BREAKING] Moved to a single `get_response` and `run` API ([#3379](https://github.com/microsoft/agent-framework/pull/3379))
+- **agent-framework-core**: [BREAKING] Merge `send_responses` into `run` method ([#3720](https://github.com/microsoft/agent-framework/pull/3720))
+- **agent-framework-core**: [BREAKING] Renamed `AgentRunContext` to `AgentContext` ([#3714](https://github.com/microsoft/agent-framework/pull/3714))
+- **agent-framework-core**: [BREAKING] Renamed `AgentProtocol` to `SupportsAgentRun` ([#3717](https://github.com/microsoft/agent-framework/pull/3717))
+- **agent-framework-core**: [BREAKING] Renamed next middleware parameter to `call_next` ([#3735](https://github.com/microsoft/agent-framework/pull/3735))
+- **agent-framework-core**: [BREAKING] Standardize TypeVar naming convention (`TName` → `NameT`) ([#3770](https://github.com/microsoft/agent-framework/pull/3770))
+- **agent-framework-core**: [BREAKING] Refactor workflow events to unified discriminated union pattern ([#3690](https://github.com/microsoft/agent-framework/pull/3690))
+- **agent-framework-core**: [BREAKING] Refactor `SharedState` to `State` with sync methods and superstep caching ([#3667](https://github.com/microsoft/agent-framework/pull/3667))
+- **agent-framework-core**: [BREAKING] Move single-config fluent methods to constructor parameters ([#3693](https://github.com/microsoft/agent-framework/pull/3693))
+- **agent-framework-core**: [BREAKING] Types API Review improvements ([#3647](https://github.com/microsoft/agent-framework/pull/3647))
+- **agent-framework-core**: [BREAKING] Fix workflow as agent streaming output ([#3649](https://github.com/microsoft/agent-framework/pull/3649))
+- **agent-framework-orchestrations**: [BREAKING] Move orchestrations to dedicated package ([#3685](https://github.com/microsoft/agent-framework/pull/3685))
+- **agent-framework-core**: [BREAKING] Remove workflow register factory methods; update tests and samples ([#3781](https://github.com/microsoft/agent-framework/pull/3781))
+- **agent-framework-core**: Include sub-workflow structure in graph signature for checkpoint validation ([#3783](https://github.com/microsoft/agent-framework/pull/3783))
+- **agent-framework-core**: Adjust workflows TypeVars from prefix to suffix naming convention ([#3661](https://github.com/microsoft/agent-framework/pull/3661))
+- **agent-framework-purview**: Update CorrelationId ([#3745](https://github.com/microsoft/agent-framework/pull/3745))
+- **agent-framework-anthropic**: Added internal kwargs filtering for Anthropic client ([#3544](https://github.com/microsoft/agent-framework/pull/3544))
+- **agent-framework-github-copilot**: Updated instructions/system_message logic in GitHub Copilot agent ([#3625](https://github.com/microsoft/agent-framework/pull/3625))
+- **agent-framework-mem0**: Disable mem0 telemetry by default ([#3506](https://github.com/microsoft/agent-framework/pull/3506))
+
+### Fixed
+
+- **agent-framework-core**: Fix workflow not pausing when agent calls declaration-only tool ([#3757](https://github.com/microsoft/agent-framework/pull/3757))
+- **agent-framework-core**: Fix GroupChat orchestrator message cleanup issue ([#3712](https://github.com/microsoft/agent-framework/pull/3712))
+- **agent-framework-core**: Fix HandoffBuilder silently dropping `context_provider` during agent cloning ([#3721](https://github.com/microsoft/agent-framework/pull/3721))
+- **agent-framework-core**: Fix subworkflow duplicate request info events ([#3689](https://github.com/microsoft/agent-framework/pull/3689))
+- **agent-framework-core**: Fix workflow cancellation not propagating to active executors ([#3663](https://github.com/microsoft/agent-framework/pull/3663))
+- **agent-framework-core**: Filter `response_format` from MCP tool call kwargs ([#3494](https://github.com/microsoft/agent-framework/pull/3494))
+- **agent-framework-core**: Fix broken Content API imports in Python samples ([#3639](https://github.com/microsoft/agent-framework/pull/3639))
+- **agent-framework-core**: Potential fix for clear-text logging of sensitive information ([#3573](https://github.com/microsoft/agent-framework/pull/3573))
+- **agent-framework-core**: Skip `model_deployment_name` validation for application endpoints ([#3621](https://github.com/microsoft/agent-framework/pull/3621))
+- **agent-framework-azure-ai**: Fix AzureAIClient dropping agent instructions (Responses API) ([#3636](https://github.com/microsoft/agent-framework/pull/3636))
+- **agent-framework-azure-ai**: Fix AzureAIAgentClient dropping agent instructions in sequential workflows ([#3563](https://github.com/microsoft/agent-framework/pull/3563))
+- **agent-framework-ag-ui**: Fix AG-UI message handling and MCP tool double-call bug ([#3635](https://github.com/microsoft/agent-framework/pull/3635))
+- **agent-framework-claude**: Handle API errors in `run_stream()` method ([#3653](https://github.com/microsoft/agent-framework/pull/3653))
+- **agent-framework-claude**: Preserve `$defs` in JSON schema for nested Pydantic models ([#3655](https://github.com/microsoft/agent-framework/pull/3655))
 
 ## [1.0.0b260130] - 2026-01-30
 
@@ -582,7 +622,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 For more information, see the [announcement blog post](https://devblogs.microsoft.com/foundry/introducing-microsoft-agent-framework-the-open-source-engine-for-agentic-ai-apps/).
 
-[Unreleased]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260130...HEAD
+[Unreleased]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260210...HEAD
+[1.0.0b260210]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260130...python-1.0.0b260210
 [1.0.0b260130]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260128...python-1.0.0b260130
 [1.0.0b260128]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260127...python-1.0.0b260128
 [1.0.0b260127]: https://github.com/microsoft/agent-framework/compare/python-1.0.0b260123...python-1.0.0b260127

diff --git a/python/packages/a2a/pyproject.toml b/python/packages/a2a/pyproject.toml
@@ -4,7 +4,7 @@ description = "A2A integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "a2a-sdk>=0.3.5",
 ]
 

diff --git a/python/packages/ag-ui/pyproject.toml b/python/packages/ag-ui/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "agent-framework-ag-ui"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 description = "AG-UI protocol integration for Agent Framework"
 readme = "README.md"
 license-files = ["LICENSE"]
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "ag-ui-protocol>=0.1.9",
     "fastapi>=0.115.0",
     "uvicorn>=0.30.0"

diff --git a/python/packages/anthropic/pyproject.toml b/python/packages/anthropic/pyproject.toml
@@ -4,7 +4,7 @@ description = "Anthropic integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "anthropic>=0.70.0,<1",
 ]
 

diff --git a/python/packages/azure-ai-search/pyproject.toml b/python/packages/azure-ai-search/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure AI Search integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "azure-search-documents==11.7.0b2",
 ]
 

diff --git a/python/packages/azure-ai/pyproject.toml b/python/packages/azure-ai/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure AI Foundry integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "azure-ai-projects >= 2.0.0b3",
     "azure-ai-agents == 1.2.0b5",
     "aiohttp",

@@ -4,7 +4,7 @@ description = "Azure Functions integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "agent-framework-durabletask",
     "azure-functions",
     "azure-functions-durable",

diff --git a/python/packages/bedrock/pyproject.toml b/python/packages/bedrock/pyproject.toml
@@ -4,7 +4,7 @@ description = "Amazon Bedrock integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "boto3>=1.35.0,<2.0.0",
     "botocore>=1.35.0,<2.0.0",
 ]

diff --git a/python/packages/chatkit/pyproject.toml b/python/packages/chatkit/pyproject.toml
@@ -4,7 +4,7 @@ description = "OpenAI ChatKit integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "openai-chatkit>=1.4.0,<2.0.0",
 ]
 

diff --git a/python/packages/claude/pyproject.toml b/python/packages/claude/pyproject.toml
@@ -4,7 +4,7 @@ description = "Claude Agent SDK integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "claude-agent-sdk>=0.1.25",
 ]
 

diff --git a/python/packages/copilotstudio/pyproject.toml b/python/packages/copilotstudio/pyproject.toml
@@ -4,7 +4,7 @@ description = "Copilot Studio integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "microsoft-agents-copilotstudio-client>=0.3.1",
 ]
 

diff --git a/python/packages/core/pyproject.toml b/python/packages/core/pyproject.toml
@@ -4,7 +4,7 @@ description = "Microsoft Agent Framework for building AI Agents with Python. Thi
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"

diff --git a/python/packages/declarative/pyproject.toml b/python/packages/declarative/pyproject.toml
@@ -4,7 +4,7 @@ description = "Declarative specification support for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "powerfx>=0.0.31; python_version < '3.14'",
     "pyyaml>=6.0,<7.0",
 ]

diff --git a/python/packages/devui/pyproject.toml b/python/packages/devui/pyproject.toml
@@ -4,7 +4,7 @@ description = "Debug UI for Microsoft Agent Framework with OpenAI-compatible API
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://github.com/microsoft/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "fastapi>=0.104.0",
     "uvicorn[standard]>=0.24.0",
     "python-dotenv>=1.0.0",

@@ -4,7 +4,7 @@ description = "Durable Task integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "durabletask>=1.3.0",
     "durabletask-azuremanaged>=1.3.0",
     "python-dateutil>=2.8.0",

diff --git a/python/packages/foundry_local/pyproject.toml b/python/packages/foundry_local/pyproject.toml
@@ -4,7 +4,7 @@ description = "Foundry Local integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "foundry-local-sdk>=0.5.1,<1",
 ]
 

diff --git a/python/packages/github_copilot/pyproject.toml b/python/packages/github_copilot/pyproject.toml
@@ -4,7 +4,7 @@ description = "GitHub Copilot integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "github-copilot-sdk>=0.1.0",
 ]
 

diff --git a/python/packages/lab/pyproject.toml b/python/packages/lab/pyproject.toml
@@ -4,7 +4,7 @@ description = "Experimental modules for Microsoft Agent Framework"
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Programming Language :: Python :: 3.14",
 ]
 dependencies = [
-  "agent-framework-core>=1.0.0b260130",
+  "agent-framework-core>=1.0.0b260210",
 ]
 
 [project.optional-dependencies]

diff --git a/python/packages/mem0/pyproject.toml b/python/packages/mem0/pyproject.toml
@@ -4,7 +4,7 @@ description = "Mem0 integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260130"
+version = "1.0.0b260210"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.0.0b260130",
+    "agent-framework-core>=1.0.0b260210",
     "mem0ai>=1.0.0",
 ]