agent-framework

vpython-1.8.1 scope: python Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 1mo AI Agents & Assistants

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Topics

agent-framework agentic-ai agents ai .net multi-agent

+4 more

orchestration python sdk workflows

Affected surfaces

auth rbac

Summary

AI summary

Filter MCP tool kwargs to declared params, fixing per‑service‑call history persistence.

Changes in this release

Type	Severity	Summary	CVE
Feature	Low	Add MCP client OpenTelemetry spans per GenAI conventions in agent‑framework‑core. Add MCP client OpenTelemetry spans per GenAI conventions in agent‑framework‑core. Source: llm_adapter@2026-06-09 Confidence: high	—
Feature	Low	Add MCP long‑running task support in agent‑framework‑core. Add MCP long‑running task support in agent‑framework‑core. Source: llm_adapter@2026-06-09 Confidence: high	—
Dependency	Low	Bump `claude-agent-sdk` to version 0.2.87 in agent‑framework‑claude. Bump `claude-agent-sdk` to version 0.2.87 in agent‑framework‑claude. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix
Bugfix	Medium	Filter MCP tool kwargs to declared params via allowlist in agent‑framework‑core. Filter MCP tool kwargs to declared params via allowlist in agent‑framework‑core. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Fix per‑service‑call history persistence with server‑storing clients in agent‑framework‑core. Fix per‑service‑call history persistence with server‑storing clients in agent‑framework‑core. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Use `getattr` for non‑OpenAI provider response compatibility in agent‑framework‑openai. Use `getattr` for non‑OpenAI provider response compatibility in agent‑framework‑openai. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Refactor workflow‑as‑agent pending request handling in agent‑framework‑foundry‑hosting. Refactor workflow‑as‑agent pending request handling in agent‑framework‑foundry‑hosting. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Make Gemini honor declarative `outputSchema`, not just JSON mode in agent‑framework‑gemini. Make Gemini honor declarative `outputSchema`, not just JSON mode in agent‑framework‑gemini. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Isolate entity retrieval and correct `app_id` payload in agent‑framework‑mem0. Isolate entity retrieval and correct `app_id` payload in agent‑framework‑mem0. Source: llm_adapter@2026-06-09 Confidence: high	—
Bugfix	Medium	Match AG‑UI approval responses to requested arguments in agent‑framework‑ag-ui. Match AG‑UI approval responses to requested arguments in agent‑framework‑ag-ui. Source: llm_adapter@2026-06-09 Confidence: high	—

Full changelog

[1.8.1] - 2026-06-09

Added

agent-framework-core: Add MCP client OTel spans per GenAI semantic conventions (#6349)
agent-framework-core: Add MCP long-running task support (#6319)

Changed

agent-framework-claude: Bump claude-agent-sdk to 0.2.87 (#6248)
agent-framework-core: Document checkpoint storage security model and deserialization trust boundaries (#6295)
agent-framework-azurefunctions: Document checkpoint storage security model and deserialization trust boundaries (#6295)

Fixed

agent-framework-core: Filter MCP tool kwargs to declared params via allowlist (#6399)
agent-framework-core: Fix per-service-call history persistence with server-storing clients (#6310)
agent-framework-openai: Use getattr for non-OpenAI provider response compatibility (#6270)
agent-framework-foundry-hosting: Refactor workflow-as-agent pending request handling (#6259)
agent-framework-gemini: Make Gemini honor declarative outputSchema, not just JSON mode (#5893)
agent-framework-mem0: Isolate entity retrieval and correct app_id payload (#6242)
agent-framework-ag-ui: Match AG-UI approval responses to requested arguments (#6376)

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About agent-framework

A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Python and .NET.

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Earlier breaking changes

vpython-1.8.0 [BREAKING — experimental] Refactor Skill API to async resource and script lookup
vpython-1.8.0 [BREAKING] Upgrade github-copilot-sdk to v1.0.0 (stable)
vdotnet-1.9.0 Removes [Experimental] tag from .NET Orchestrations, marking them stable.
vpython-1.7.0 Remove Python-only declarative actions and rename alias kinds to C# canonical names in agent-framework-declarative.
vpython-1.6.0 Enable instrumentation by default in agent-framework-core and agent-framework-foundry.