python-1.12.0

[1.12.0] - 2026-07-21

Added

• agent-framework-azure-cosmos-memory: Add an alpha Azure Cosmos DB semantic-memory context provider with fact extraction, user profiles, samples, and integration coverage (#6719)
• agent-framework-azurefunctions, agent-framework-core, agent-framework-durabletask: Add HITL response-URL addressing for requests raised from inside workflows (#7001)
• agent-framework-core: Add cross-session origin attribution to context-injected messages (#7041)
• agent-framework-core, agent-framework-tools: Warn when auto-approved tools have name collisions (#7090)
• agent-framework-core: Add a session_provider option to MCPSkillsSource and MCPSkill (mutually exclusive with client) that resolves the MCP session on every fetch, keeping cached skills reconnect-safe when the underlying session is replaced (#7135)
• agent-framework-hosting-a2a: Add app-owned A2A hosting helpers (#7050)
• agent-framework-hosting-mcp: Add app-owned MCP hosting helpers for exposing agents and workflows as native MCP tools (#7209)
• agent-framework-hosting-responses: [BREAKING] Add Responses conversation ID creation and parsing helpers, and distinguish conversation IDs from previous response IDs (#7234)
• agent-framework-hosting-telegram: Add Telegram hosting helpers and samples (#7047)
• samples: Add a Microsoft OpenTelemetry Distro observability sample (#5632)

Changed

• agent-framework-ag-ui: [BREAKING] Emit TOOL_CALL events for workflow participant tool calls (#7039)
• agent-framework-a2a: Reduce A2AExecutor log noise for content types without protocol mappings (#7034)
• agent-framework-ag-ui, agent-framework-core: Optimize shared serialization paths (#7165)
• agent-framework-ag-ui, agent-framework-bedrock, agent-framework-claude, agent-framework-core, agent-framework-github-copilot, agent-framework-ollama, agent-framework-openai: Normalize chat finish reasons across providers (#7105)
• agent-framework-anthropic, agent-framework-azure-contentunderstanding, agent-framework-azure-cosmos, agent-framework-core, agent-framework-declarative, agent-framework-devui, agent-framework-foundry, agent-framework: Update Microsoft Foundry branding in shipped APIs and package documentation (#6999)
• agent-framework-azure-contentunderstanding, agent-framework-azure-cosmos-memory, agent-framework-chatkit, agent-framework-core, agent-framework-durabletask, agent-framework-foundry, agent-framework-foundry-hosting, agent-framework-gemini, agent-framework-hyperlight, agent-framework-lab, agent-framework-monty, agent-framework-openai, agent-framework-tools, agent-framework: Consolidate dependency updates and compatibility adjustments (#7204)
• agent-framework-azurefunctions, agent-framework-devui, agent-framework-foundry, agent-framework-hosting-responses, agent-framework-lab, agent-framework-mistral, agent-framework: Clean up dependency groups and compatibility handling (#7046)
• agent-framework-azurefunctions, agent-framework-durabletask: Normalize initial durable workflow inputs across hosting paths (#7205)
• agent-framework-core: [BREAKING — experimental] Correct harness before-strategy compaction when state persists per service call (#7055)
• agent-framework-core: [BREAKING] Graduate create_harness_agent from experimental to stable (#7120)
• agent-framework-core: Graduate the mode and todo providers from experimental to stable (#7053)
• agent-framework-core: Graduate ToolApprovalMiddleware from experimental to stable (#7106)
• agent-framework-core: Graduate FileMemoryProvider from experimental to stable (#7113)
• agent-framework-core: Make FileAccessProvider opt-in for harness agents (#7094)
• agent-framework-core: Serialize tool definitions best-effort for observability (#7029)
• agent-framework-declarative: Promote declarative workflows from release candidate to stable (#7065)
• agent-framework-devui: Refine request logging (#7083)
• agent-framework-foundry-hosting: Promote the package to beta and add it to the main installation surface; make the Foundry Toolbox MCP skills sample self-contained (#7099)
• agent-framework-azure-contentunderstanding, agent-framework-gemini, agent-framework-mistral, agent-framework-monty, agent-framework-tools: Promote the packages to beta, add them to the main installation surface, expose lazy-loading namespaces, and move package-local samples into the root sample tree
• agent-framework-github-copilot: Forward GitHubCopilotOptions verbatim when creating sessions (#7155)
• docs: Add self-hosting sample snippets (#7104)
• docs: Add environment-file templates for Durable Task hosting samples (#5948)
• samples: Keep ChatKit attachments close to the sample application that owns them (#7038)

Fixed

• agent-framework-ag-ui: Bind streamed tool arguments to their call ids (#6342)
• agent-framework-ag-ui: Accept state data URIs whose media type includes parameters (#6905)
• agent-framework-ag-ui: Coalesce reasoning deltas without content ids into a single reasoning block (#6804)
• agent-framework-ag-ui: Bridge request state and session continuity (#7084)
• agent-framework-ag-ui: Replay workflow handoff results correctly (#7102)
• agent-framework-ag-ui: Clarify require_confirmation documentation for confirm_changes HITL gating (#6884)
• agent-framework-anthropic: Prevent per-run additional_beta_flags from leaking into request keyword arguments (#7060)
• agent-framework-core: Clear service_session_id in the agent wrapper when session propagation is enabled (#5875)
• agent-framework-core: Preserve tool span context for parallel calls (#6512)
• agent-framework-core: Parse structured values assembled from split text chunks (#6990)
• agent-framework-core: Raise ValueError for malformed data URIs (#6916)
• agent-framework-core: Preserve function-call names when merging streaming deltas (#6809)
• agent-framework-core, agent-framework-durabletask: Handle checkpoint encodings consistently (#6579)
• agent-framework-core: Preserve explicit null arguments during automatic function calling (#7108)
• agent-framework-core: Count non-ASCII text correctly during compaction (#7124)
• agent-framework-core: Forward header_provider headers to streamable HTTP MCP transports (#7218)
• agent-framework-core: Prevent compaction from emitting empty projections (#7219)
• agent-framework-core: Return MCP tool-use sampling results to the requesting server (#7189)
• agent-framework-foundry-hosting: Make FoundryToolbox.as_skills_provider() cache toolbox skill discovery by default so skill://index.json is read once instead of on every agent run, give disable_caching an observable effect, and add a cache_refresh_interval option (#7135)
• agent-framework-hosting, agent-framework-hosting-responses: Isolate stored session snapshots from later mutations (#7141)
• agent-framework-ollama: Generate distinct call ids for parallel tool calls (#6822)
• agent-framework-orchestrations: Prevent the Magentic manager from duplicating conversation history (#6297)
• samples: Correct the concurrent agents sample's handling of workflow output (#6548)