python-sdk

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Fixes #1401. - Logs and raises exceptions in the default ClientSession message handler. Includes test that verifies exceptions passed to the default handler are properly raised. - Makes session more...

matthew-gries

### Initial Checks - [x] I confirm that I'm using the latest version of MCP Python SDK - [x] I confirm that I searched for my issue in https://github.com/modelcontextprotocol/python-sdk/issues before...

aarondiel

feat: Add support for specifying NotificationOptions

3

Add support for specifying NotificationOptions in FastMCP and lowlevel Server creation ## Motivation and Context Currently there is no straightforward way to specify FastMCP server notification capabilities. Some clients do...

daamitt

fix: Raise resource not found error

2

Introduce resource not found error handling following the MCP specification. This change ensures that when a resource is not found, the server returns error code `-32002` (RESOURCE_NOT_FOUND) as specified in...

vincent0426

FastMCP read_resource() returns incorrect error code when resource not found

4

### Initial Checks - [x] I confirm that I'm using the latest version of MCP Python SDK - [x] I confirm that I searched for my issue in https://github.com/modelcontextprotocol/python-sdk/issues before...

fennb

### Question Agents talking to deployed MCP Server, SSL verification is failing. Has some been through this? ### Additional Context I have a server up and running and is able...

aniketwattamwar

stdio_client fails with BrokenResourceError during initialization

2

### Initial Checks - [x] I confirm that I'm using the latest version of MCP Python SDK - [x] I confirm that I searched for my issue in https://github.com/modelcontextprotocol/python-sdk/issues before...

ParthibanRajasekaran

## Implement SEP-986: Tool Name Guidance for Tool Type ### Changes - Added a length check that raises an error when the tool name is not within the allowed range:...

vincent0426

OAuth Update: Adding the Client Credentials & Token Exchange Grant Types

16

## Motivation and Context https://github.com/modelcontextprotocol/python-sdk/issues/881 In addition to implementing the Client Credentials grant (as referenced in the [issue linked above](https://github.com/modelcontextprotocol/python-sdk/issues/881)), I have also integrated support for the Token Exchange grant....

SoldierSacha

### Question Is there a native MCP Python method to run a streaming http server running other peoples MCP implementations? For stdio there is no need to "start" a server...

cdreetz