Changelog

New Features:

• Fallback Models: Added support for Fallback Models on Agents and Teams. See docs

agent = Agent(
    model=OpenAIChat(id="gpt-4o", base_url="http://localhost:1/v1", retries=0),
    fallback_models=[Claude(id="claude-sonnet-4-20250514")],
)

• Azure Blob Storage: Added SAS token authentication support for AzureBlobConfig.
• SlackTools: Added workspace search tool to SlackTools.

Bug Fixes:

• LearningMachine: Fixed to filter non-conversational messages from learning extraction.
• OpenAIResponses: Fixed to use correct MIME type for image bytes in OpenAI Responses API.
• Claude: Add automatic trailing user message injection for Claude 4.6+ models that don't support assistant message prefill, with centralized detection across all providers (Anthropic, Bedrock, Vertex AI, LiteLLM).

What's Changed

• feat: add SAS token authentication support for AzureBlobConfig by @ashpreetbedi in #7247
• feat: add fallback model support to Agent and Team by @ysolanky in #7080
• fix: revert IntermediateRunContentEvent changes done in teams by @kausmeows in #7295
• fix: patch review bugs across fallback cookbooks, JWT middleware, and OpenAI error handling by @harshsinha03 in #7299
• feat: add workspace search tool to SlackTools by @Mustafa-Esoofally in #7277
• fix: filter non-conversational messages from learning extraction by @Mustafa-Esoofally in #7280
• fix: use correct MIME type for image bytes in OpenAI Responses API by @Mustafa-Esoofally in #7285
• fix: suppress duplicate member content in Slack team streaming by @Mustafa-Esoofally in #7300
• fix: add text/markdown mime type and fix Anthropic nested schema validation by @ysolanky in #7287
• fix: add inject_trailing_user_message and `trailing_user_message_content for models that reject assistant prefill by @harshsinha03 in #7304
• chore: release 2.5.14 by @ysolanky in #7282

Full Changelog: v2.5.13...v2.5.14