Agent Service - 1

2026 (6)

June (2)

azure: [In preview] Public Preview: Agent-to-agent (A2A) support for Prompt agents and Hosted agents in Foundry

Azure Updates

2026-06-03

Microsoft Foundry Agent Service now supports agent-to-agent (A2A) communication in public preview for Prompt agents and Hosted agents using the responses protocol. Agents can invoke other agents by name through a managed endpoint with identity and content safety controls.

azure: [In preview] Public Preview: Foundry Memory preview refresh

Azure Updates

2026-06-02

Microsoft refreshed the Foundry Memory public preview with a redesigned storage model, new retrieval controls, and tighter integration with the Foundry Agent Service tool surface. Agents can now use Memory to write, search, and update user-scoped data.

April (3)

azure: [Launched] Generally Available: Bring your own AI Gateway in Foundry Agent Service

Azure Updates

2026-04-27

Foundry Agent Service now supports bring-your-own-model scenarios. Agents can use AI models deployed outside Foundry, including models behind enterprise AI gateways such as Azure API Management.

ai: Introducing the new hosted agents in Foundry Agent Service: secure, scalable compute built for agents

Microsoft AI Foundry Blog

2026-04-22

Microsoft introduced hosted agents in Foundry Agent Service, positioned as managed compute for running agent workloads. The post describes the feature as secure and scalable, aimed at agents that perform tasks rather than only answer questions.

ai: What’s new in Microsoft Foundry | March 2026

Microsoft AI Foundry Blog

2026-04-09

March 2026 Foundry updates include Agent Service GA with private networking, new GPT-5.4 and GPT-5.4 Mini models, Priority Processing, Phi-4 Reasoning Vision, SDK 2.0 GA across major languages, additional Fireworks AI and NVIDIA Nemotron models, and third-party guardrails from Palo Alto and Zenity.

March (1)

azure: [Launched] Generally Available: Foundry Agent Service

Azure Updates

2026-03-17

Microsoft announced general availability of the next-generation Foundry Agent Service. It introduces a redesigned API format and runtime experience for building and operating agents from prototype to production.