[1.12.1] - 2026-07-22
Added
- agent-framework-openai: Add explicit prompt cache breakpoints for GPT-5.6 models and a usage sample (#7163)
Changed
- agent-framework-ag-ui: Promote the package from release candidate to stable
- agent-framework-core: Add security guidance for custom MCP Streamable HTTP clients (#7245)
Fixed
- agent-framework-gemini: Preserve Gemini 3 thought signatures across function-call replays (#7095)
- agent-framework-core, agent-framework-foundry, agent-framework-foundry-hosting, agent-framework-openai: Fix stateless replay of reasoning-paired tool calls (#7233)
Full Changelog: python-1.12.0...python-1.12.1