1.4.2

MCP SSE Support: Added support for connecting to SSE MCP Servers.
Tool Hooks: You can now have a hook that is wrapped around all tool calls. This works for Toolkits and custom tools. See this example.
Team Session State: You can now manage a single state dictionary across a team leader and team members inside tools given to the team leader/members. See this example.
Cartesia Tool: Added support for Cartesia for text-to-speech capabilities.
Gemini Image Tools: Added a tool that uses Gemini models to generate images.
Groq Audio Tools: Added a tool that uses Groq models to translate, transcribe and generate audio.

PubmedTools Expanded Results: Added expanded result sets for PubmedTools .
Variety in Tool Results: Custom tools can now have any return type and it would be handled before being provided to the model.

Teams Shared Model Bug: Fixed issues where a single model is used across team members. This should reduce tool call failures in team execution.