Release Notes

llama-index-core [0.12.40]

• feat: Add StopEvent step validation so only one workflow step can handle StopEvent (#18932)
• fix: Add compatibility check before providing tool_required to LLM args (#18922)

llama-index-embeddings-cohere [0.5.1]

• fix: add batch size validation with 96 limit for Cohere API (#18915)

llama-index-llms-anthropic [0.7.2]

• feat: Support passing static AWS credentials to Anthropic Bedrock (#18935)
• fix: Handle untested no tools scenario for anthropic tool config (#18923)

llama-index-llms-google-genai [0.2.1]

• fix: use proper auto mode for google-genai function calling (#18933)

llama-index-llms-openai [0.4.2]

• fix: clear up some field typing issues of OpenAI LLM API (#18918)
• fix: migrate broken reasoning_effort kwarg to reasoning_options dict in OpenAIResponses class (#18920)

llama-index-tools-measurespace [0.1.0]

• feat: Add weather, climate, air quality and geocoding tool from Measure Space (#18909)

llama-index-tools-mcp [0.2.3]

• feat: Add headers handling to BasicMCPClient (#18919)