· 8 min
Localizing Declarative Agents: Multi-Language Agents That Actually Work
Build declarative agents that work across languages with tokenized manifests, localizationInfo, and culturally adapted instructions.
~/blog $ ls -lt
Blog
Guides, deep dives, and opinions on building declarative agents, API plugins, and everything M365 Copilot extensibility.
· 6 min
Managing Environment Variables in the M365 Agents Toolkit
Learn how environment variables, .env files, and multi-environment configuration work in the Microsoft 365 Agents Toolkit for declarative agents.
· 3 min
This Month In Declarative Agents: Interactive UIs Land
March brought MCP Apps, GPT-5.2, and Agents Toolkit v6.6.0. Declarative agents aren't just talking anymore, they're rendering dashboards in chat.
· 6 min
Publishing and Governing Declarative Agents
Ship declarative agents to production in Microsoft 365 Copilot: admin approval, access control, staged rollouts, and governance best practices.
· 9 min
Debugging Declarative Agent Failures in Microsoft 365 Copilot
Troubleshoot the four most common declarative agent failure patterns in Microsoft 365 Copilot: from ignored APIs to auth errors and permission issues.
· 8 min
Connected Agents: The Delegation Pattern for Declarative Agents
Learn how to scale your declarative agent with connected agents: delegate to specialist worker agents using a microservices architecture for AI assistants.
· 5 min
Behavior Overrides in M365 Copilot Declarative Agents
Configure behavior overrides in declarative agents to prioritize knowledge sources, reduce hallucination, and control follow-up suggestions in M365 Copilot.
· 7 min
Adding AI Disclaimers to Declarative Agents
Add AI disclaimers to declarative agents to build user trust and satisfy compliance requirements. Includes full manifest config and writing tips.
· 7 min
MCP Servers for Declarative Agents
Connect existing MCP servers to your declarative agents as plugins, with OAuth authentication, and let Copilot orchestrate them alongside knowledge sources.
· 10 min
API Plugins for Declarative Agents: Calling Live APIs
Connect your declarative agent to REST APIs using OpenAPI specs and API plugin manifests to read live data and take real actions with Microsoft 365 Copilot.
· 5 min
Grounding Declarative Agents with Web Search
Learn how to give your declarative agent access to external websites, from unscoped web search to curated site lists, and why scoping matters for quality results.
· 4 min
This Month In Declarative Agents: JSON Is the New C#
February was quiet, but one community walkthrough reframed the entire declarative agents developer story. Plus: scanned PDF grounding shipped.