agent-framework

vdotnet-1.15.0 scope: dotnet Breaking

This release includes 1 breaking change for platform teams planning a safe upgrade.

Published 4d AI Agents & Assistants

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

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

+4 more

orchestration python sdk workflows

Affected surfaces

auth

Summary

AI summary

.NET BREAKING change to Hosting OpenAI Responses protocol helpers and optional execution state.

Full changelog

Python: Add MCPStreamableHTTPTool security guidance for custom http client by @TaoChenOSU in https://github.com/microsoft/agent-framework/pull/7245
Harden workflow credential selection by @moonbox3 in https://github.com/microsoft/agent-framework/pull/7249
Python: preserve Gemini 3 thought_signature across function-call replays by @giles17 in https://github.com/microsoft/agent-framework/pull/7095
.NET: [BREAKING] Hosting OpenAI Responses protocol helpers and optional execution state by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/7000
.NET: Fix declarative autosend output by @alliscode in https://github.com/microsoft/agent-framework/pull/7217
.NET: Updating dotnet version for release. by @alliscode in https://github.com/microsoft/agent-framework/pull/7265
.NET: Added GettingStarted example demonstrating Dapr as an agent provider by @WhitWaldo in https://github.com/microsoft/agent-framework/pull/1615
Python: Support prompt cache breakpoints for GPT-5.6 models in OpenAI clients by @Mordris in https://github.com/microsoft/agent-framework/pull/7163
.NET: Fix expensive logging by @alliscode in https://github.com/microsoft/agent-framework/pull/7268
Python: Fix stateless replay of reasoning-paired tool calls by @moonbox3 in https://github.com/microsoft/agent-framework/pull/7233
Reduce workflow credential exposure by @moonbox3 in https://github.com/microsoft/agent-framework/pull/7270

@WhitWaldo made their first contribution in https://github.com/microsoft/agent-framework/pull/1615
@Mordris made their first contribution in https://github.com/microsoft/agent-framework/pull/7163

Full Changelog: https://github.com/microsoft/agent-framework/compare/python-1.12.0...dotnet-1.15.0

.NET: BREAKING change to Hosting OpenAI Responses protocol helpers and optional execution state

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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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