sdk-python

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### Problem Summary When using AWS Bedrock Guardrails with separate custom messages for input and output blocking, the `handle_redact_content` function in `src/strands/event_loop/streaming.py` only processes `redactAssistantContentMessage` and completely ignores `redactUserContentMessage`. This...

KiyotakaMatsushita

fix(telemetry): prevent double counting of usage metrics

2

## Description This is a fix for thr below bug: _[BUG] OpenTelemetry token/cost metrics double-counted in Langfuse due to duplicate reporting on parent and child spans #1267 ## Related Issues_...

rajib76

[BUG] Bedrock Runtime API CitationLocation Tagged Union Structure Error

3

### Checks - [x] I have updated to the lastest minor and patch version of Strands - [x] I have checked the documentation and this is not expected behavior -...

Tarun02

feat: add meta field support to MCP tool results

1

## Description Add support for the _meta field in MCP tool results to enable MCP servers to pass arbitrary metadata alongside tool outputs. This allows tracking of token usage, performance...

vamgan

feat(mcp): Add a new field _meta to MCPToolResult

2

## Description #881 ```python # file:src/strands/tools/mcp/mcp_types.py # because it is a TypedDict, we use `_meta` instead of `meta`. class MCPToolResult(ToolResult): _meta: NotRequired[Dict[str, Any]] # add logic, structuredContent: NotRequired[Dict[str, Any]] #...

Mashiro2000

Concurrent invocations protection

1

## Description This PR added a protection from concurrent invocations to the same agent ## Related Issues https://github.com/strands-agents/sdk-python/issues/1176 ## Type of Change Bug fix ## Testing Added both unit test...

liatius

[FEATURE] Support Strands in Rust

1

### Problem Statement We currently own a Rust based application and want to enhance it to supports multi agent workflows. We are exploring various frameworks which we can reuse if...

akhileshb

fix: close mcp client event loop

2

## Description Our app creates many MCP clients (multi user/tenant). Over time we saw a file descriptor leak and eventually tracked it down to the async-io event loop in the...

davidpadbury

fix(bedrock): Fix KeyError for optional 'qualifiers' in guardContent

4

## Description This PR fixes a KeyError: 'qualifiers' that occurred when processing Bedrock guardContent. The original bug was caused by directly accessing the qualifiers field. The change now assumes guardContent.text...

Ratish1

fix(streaming): ensure process_stream returns non-empty message content

1

## Description This PR fixes a bug where AgentResult would contain an empty message list if the model returned a stream with no content events as noticed with Claude 3...

Ratish1