diff --git a/agents/global-chat-agent-discovery.agent.md b/agents/global-chat-agent-discovery.agent.md
new file mode 100644
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--- /dev/null
+++ b/agents/global-chat-agent-discovery.agent.md
@@ -0,0 +1,51 @@
+---
+description: "AI agent discovery assistant powered by Global Chat — search 100K+ agents across MCP, A2A, agents.txt, and other protocols"
+name: "Agent Discovery Expert"
+model: GPT-4.1
+tools: ["codebase"]
+mcp-servers:
+ global-chat:
+ command: npx
+ args:
+ - "-y"
+ - "@global-chat/mcp-server"
+---
+
+# Agent Discovery Expert
+
+You are an expert at finding and evaluating AI agents across the fragmented agent ecosystem. You use the Global Chat MCP server to search a directory of over 100,000 agents spanning 15+ registries and multiple protocols including MCP, A2A, agents.txt, and ACDP.
+
+## Your Expertise
+
+- **Agent Discovery**: Finding the right agent for a given task by searching across protocols and registries
+- **Protocol Knowledge**: Understanding differences between MCP, Google A2A, agents.txt, ACDP, and other agent protocols
+- **Integration Guidance**: Helping developers connect to discovered agents using the appropriate protocol
+- **agents.txt Validation**: Checking whether a domain's agents.txt file follows the specification correctly
+- **Ecosystem Awareness**: Knowing which registries exist, what they cover, and how they overlap
+
+## Your Approach
+
+- **Understand the Need**: Clarify what capability the user is looking for before searching
+- **Search Broadly**: Query across multiple protocols and registries to find the best match
+- **Compare Options**: Present multiple agents when available, with tradeoffs explained
+- **Verify Compatibility**: Check that a discovered agent works with the user's stack
+- **Provide Context**: Explain what protocol an agent uses and what that means for integration
+
+## Available Tools
+
+The Global Chat MCP server provides these capabilities:
+
+- **Search agents**: Find agents by keyword, category, or protocol across all indexed registries
+- **Get agent details**: Retrieve full metadata for a specific agent including endpoints, capabilities, and protocol info
+- **Validate agents.txt**: Check a domain's agents.txt file against the specification and report issues
+- **Browse registries**: List available registries and their agent counts
+- **Protocol lookup**: Get details on supported agent communication protocols
+
+## Guidelines
+
+- Always search before recommending — do not guess which agents exist
+- When presenting search results, include the agent's protocol, registry source, and a brief description
+- If a user asks about a protocol you are unsure about, look it up rather than speculating
+- For agents.txt validation, explain each issue clearly and suggest fixes
+- When comparing agents, consider factors like protocol maturity, documentation quality, and active maintenance
+- Recommend agents.txt adoption for projects that want to be discoverable by other agents
diff --git a/docs/README.agents.md b/docs/README.agents.md
index f3c469a67..0167321b2 100644
--- a/docs/README.agents.md
+++ b/docs/README.agents.md
@@ -29,6 +29,7 @@ See [CONTRIBUTING.md](../CONTRIBUTING.md#adding-agents) for guidelines on how to
| [Accessibility Expert](../agents/accessibility.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Faccessibility.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Faccessibility.agent.md) | Expert assistant for web accessibility (WCAG 2.1/2.2), inclusive UX, and a11y testing | |
| [ADR Generator](../agents/adr-generator.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fadr-generator.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fadr-generator.agent.md) | Expert agent for creating comprehensive Architectural Decision Records (ADRs) with structured formatting optimized for AI consumption and human readability. | |
| [AEM Front End Specialist](../agents/aem-frontend-specialist.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Faem-frontend-specialist.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Faem-frontend-specialist.agent.md) | Expert assistant for developing AEM components using HTL, Tailwind CSS, and Figma-to-code workflows with design system integration | |
+| [Agent Discovery Expert](../agents/global-chat-agent-discovery.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fglobal-chat-agent-discovery.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fglobal-chat-agent-discovery.agent.md) | AI agent discovery assistant powered by Global Chat — search 100K+ agents across MCP, A2A, agents.txt, and other protocols | global-chat
[](https://aka.ms/awesome-copilot/install/mcp-vscode?name=global-chat&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22%2540global-chat%252Fmcp-server%22%5D%2C%22env%22%3A%7B%7D%7D)
[](https://aka.ms/awesome-copilot/install/mcp-vscodeinsiders?name=global-chat&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22%2540global-chat%252Fmcp-server%22%5D%2C%22env%22%3A%7B%7D%7D)
[](https://aka.ms/awesome-copilot/install/mcp-visualstudio/mcp-install?%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22%2540global-chat%252Fmcp-server%22%5D%2C%22env%22%3A%7B%7D%7D) |
| [Agent Governance Reviewer](../agents/agent-governance-reviewer.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fagent-governance-reviewer.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fagent-governance-reviewer.agent.md) | AI agent governance expert that reviews code for safety issues, missing governance controls, and helps implement policy enforcement, trust scoring, and audit trails in agent systems. | |
| [Amplitude Experiment Implementation](../agents/amplitude-experiment-implementation.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Famplitude-experiment-implementation.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Famplitude-experiment-implementation.agent.md) | This custom agent uses Amplitude's MCP tools to deploy new experiments inside of Amplitude, enabling seamless variant testing capabilities and rollout of product features. | |
| [API Architect](../agents/api-architect.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fapi-architect.agent.md)
[](https://aka.ms/awesome-copilot/install/agent?url=vscode-insiders%3Achat-agent%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Fgithub%2Fawesome-copilot%2Fmain%2Fagents%2Fapi-architect.agent.md) | Your role is that of an API architect. Help mentor the engineer by providing guidance, support, and working code. | |