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[BUG] use_native_token_count=True default causes silent latency regression for image/multimodal workloads

bugSomething isn't workingSomething isn't working

Status: Open.

#2277 In strands-agents/sdk-python;

· sBailey5449 opened on May 11, 2026

perf: deepcopy in GraphNode/SwarmNode state management adds ~1ms per graph node

Status: Open.

#2275 In strands-agents/sdk-python;

· AnnasMazhar opened on May 10, 2026

[FEATURE] Support dual cache prefixes (stable prefix + moving tail) in Bedrock auto caching strategy

enhancementNew feature or requestNew feature or request

Status: Open.

#2271 In strands-agents/sdk-python;

· dinindunz opened on May 10, 2026

[BUG] BedrockModel.stream leaks inner task on outer cancellation, causing "Task exception was never retrieved"

Status: Open.

#2266 In strands-agents/sdk-python;

· OrangeNebula opened on May 8, 2026

[Agentcore-Harness BUG] MCP client does not send required Accept header for Streamable HTTP transport, causing 406 on spec-compliant servers

bugSomething isn't workingSomething isn't working

Status: Open.

#2263 In strands-agents/sdk-python;

· syedwasimwb opened on May 7, 2026

[FEATURE] Support for vended tools in Python

enhancementNew feature or requestNew feature or request

Status: Open.

#2268 In strands-agents/sdk-python;

· morganwillisaws opened on May 7, 2026

[FEATURE] Concurrent Direct Tool Calls

enhancementNew feature or requestNew feature or request

Status: Open.

#2261 In strands-agents/sdk-python;

· namontalbano opened on May 7, 2026

[FEATURE] Automatic fallback to a larger context window model when token limit is exceeded

enhancementNew feature or requestNew feature or request

Status: Open.

#2256 In strands-agents/sdk-python;

· schakraborty-staclline opened on May 6, 2026

feat(mcp): document/promote MCPClient._map_mcp_content_to_tool_result_content as a public extension point

Status: Open.

#2251 In strands-agents/sdk-python;

· CarstVaartjes opened on May 5, 2026

[FEATURE] RouterModel — dynamic model selection and routing for Strands agents

enhancementNew feature or requestNew feature or request

Status: Open.

#2246 In strands-agents/sdk-python;

· umeshchandani opened on May 4, 2026

[FEATURE] Tool-level suspend/resume for external async callbacks (e.g., Lambda Durable Functions ctx.callback)

enhancementNew feature or requestNew feature or request

Status: Open.

#2243 In strands-agents/sdk-python;

· Tucky786 opened on May 3, 2026

[FEATURE] Allow opt-out from tool schema validation and normalization

enhancementNew feature or requestNew feature or request

Status: Open.

#2242 In strands-agents/sdk-python;

· charles-dyfis-net opened on May 2, 2026