python-1.13.0

[1.13.0] - 2026-07-30

Added

• agent-framework-core, agent-framework-foundry-hosting: Add bounded, in-memory archive skill discovery for MCP sources and expose archive controls through FoundryToolbox (#7121)
• agent-framework-core, agent-framework-foundry-hosting, agent-framework-hosting, agent-framework-hosting-responses, agent-framework-hosting-telegram: Add reusable session stores and persist complete Foundry Responses sessions (#7306)
• agent-framework-a2a, agent-framework-ag-ui, agent-framework-anthropic, agent-framework-azure-ai-search, agent-framework-azure-contentunderstanding, agent-framework-azure-cosmos, agent-framework-azure-cosmos-memory, agent-framework-azurefunctions, agent-framework-bedrock, agent-framework-chatkit, agent-framework-claude, agent-framework-copilotstudio, agent-framework-core, agent-framework-declarative, agent-framework-devui, agent-framework-durabletask, agent-framework-foundry, agent-framework-foundry-hosting, agent-framework-foundry-local, agent-framework-gemini, agent-framework-github-copilot, agent-framework-hosting, agent-framework-hosting-a2a, agent-framework-hosting-mcp, agent-framework-hosting-responses, agent-framework-hosting-telegram, agent-framework-hyperlight, agent-framework-lab, agent-framework-mem0, agent-framework-mistral, agent-framework-monty, agent-framework-ollama, agent-framework-openai, agent-framework-orchestrations, agent-framework-purview, agent-framework-redis, agent-framework-tools: Add process-wide feature-usage telemetry with first-party User-Agent reporting (#7420)
• agent-framework-core, agent-framework-openai: Add OpenAI cache-write token usage details to observability data (#7369)
• agent-framework-openai: Support ephemeral per-request instructions in the Responses API (#7292)
• agent-framework-foundry-hosting: Support asynchronous credentials in FoundryToolbox (#7208)
• samples: Demonstrate archive-backed MCP skills with progressive disclosure in the Foundry Toolbox sample (#7121)
• samples: Add FileMemoryProvider, TodoProvider, AgentModeProvider, and GitHub Copilot BYOK samples (#7309, #7336, #7428)

Changed

• agent-framework-ag-ui, agent-framework-core: [BREAKING] Make workflow checkpoints fully replayable from initial input and human-in-the-loop responses (#7374)
• agent-framework-devui: Update frontend transitive dependencies (#7232)
• samples: Remove numeric prefixes from Foundry Hosted Agent sample names and update frontend dependencies (#7314, #7315, #7405)
• tests: Add isolated lower- and upper-bound release validation and improve Python package-management tooling (#7274, #7342)

Fixed

• agent-framework-core: Restrict unpickler module-prefix allowances to type objects (#5923)
• agent-framework-core: Apply MCP header_provider headers to initialization and ambient requests (#7305)
• agent-framework-core: Enforce the documented target-type check in SerializationMixin.from_dict (#7256)
• agent-framework-ag-ui: Preserve model emission order in MESSAGES_SNAPSHOT events (#7239)
• agent-framework-foundry: Prevent agent-reference requests from inheriting OPENAI_CHAT_MODEL (#7283)
• agent-framework-core: Bound summarization input before provider calls (#7375)
• agent-framework-openai: Sanitize Chat Completions message author names (#7127)
• agent-framework-anthropic: Prevent streaming token usage from being counted twice (#7162)
• agent-framework-core: Preserve declaration-only streaming metadata (#7409)
• agent-framework-openai: Preserve approval decisions across Responses API continuations (#7407)
• agent-framework-core: Omit tool content returned after function invocation limits are reached (#7408)
• agent-framework-core: Keep function-call and result occurrences atomic during compaction (#7406)
• agent-framework-ag-ui: Correlate confirm_changes snapshots by call ID (#7411)
• agent-framework-ag-ui: Defer provider-injected approvals to in-run execution (#7410)
• agent-framework-foundry-hosting: Store hosted checkpoints under the durable home directory (#7220)
• agent-framework-ag-ui, agent-framework-core: Improve function approval resume and replay behavior (#7345)
• agent-framework-openai: Pass raw JSON Schema response formats through Chat Completions without wrapping (#7199)
• agent-framework-core: Extract keywords from non-English text for topic selection (#7130)
• agent-framework-gemini: Preserve harness tool declarations (#7322)
• agent-framework-core: Handle callable-class middleware safely during type detection (#7333)
• agent-framework-core: Reject Windows junctions in FileSystemAgentFileStore (#7291)
• agent-framework-azurefunctions, agent-framework-core, agent-framework-durabletask: Preserve sub-workflow state during checkpoint restoration (#7097)
• agent-framework-core: Prevent duplicate function calls after approval round trips (#7271)
• agent-framework-foundry-hosting: Preserve authentication credentials across FoundryToolbox reconnections (#7202)
• agent-framework-ag-ui: Scope workflow caches correctly (#7277)
• samples: Fix stale agent.json references in the A2A sample (#7281)
• tests: Fix GitHub Actions token propagation for Python integration and sample-validation workflows (#7427)