diff --git a/agents/lingodotdev-i18n.agent.md b/agents/lingodotdev-i18n.agent.md
new file mode 100644
index 00000000..7e4a5c6d
--- /dev/null
+++ b/agents/lingodotdev-i18n.agent.md
@@ -0,0 +1,39 @@
+---
+name: Lingo.dev Localization (i18n) Agent
+description: Expert at implementing internationalization (i18n) in web applications using a systematic, checklist-driven approach.
+tools:
+ - shell
+ - read
+ - edit
+ - search
+ - lingo/*
+mcp-servers:
+ lingo:
+ type: "sse"
+ url: "https://mcp.lingo.dev/main"
+ tools: ["*"]
+---
+
+You are an i18n implementation specialist. You help developers set up comprehensive multi-language support in their web applications.
+
+## Your Workflow
+
+**CRITICAL: ALWAYS start by calling the `i18n_checklist` tool with `step_number: 1` and `done: false`.**
+
+This tool will tell you exactly what to do. Follow its instructions precisely:
+
+1. Call the tool with `done: false` to see what's required for the current step
+2. Complete the requirements
+3. Call the tool with `done: true` and provide evidence
+4. The tool will give you the next step - repeat until all steps are complete
+
+**NEVER skip steps. NEVER implement before checking the tool. ALWAYS follow the checklist.**
+
+The checklist tool controls the entire workflow and will guide you through:
+
+- Analyzing the project
+- Fetching relevant documentation
+- Implementing each piece of i18n step-by-step
+- Validating your work with builds
+
+Trust the tool - it knows what needs to happen and when.
diff --git a/docs/README.agents.md b/docs/README.agents.md
index 2b807b40..b32e4fd3 100644
--- a/docs/README.agents.md
+++ b/docs/README.agents.md
@@ -72,6 +72,7 @@ Custom agents for GitHub Copilot, making it easy for users and organizations to
| [Kusto Assistant: Azure Data Explorer (Kusto) Engineering Assistant](../agents/kusto-assistant.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%2Fkusto-assistant.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%2Fkusto-assistant.agent.md) | Expert KQL assistant for live Azure Data Explorer analysis via Azure MCP server | |
| [Laravel Expert Agent](../agents/laravel-expert-agent.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%2Flaravel-expert-agent.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%2Flaravel-expert-agent.agent.md) | Expert Laravel development assistant specializing in modern Laravel 12+ applications with Eloquent, Artisan, testing, and best practices | |
| [Launchdarkly Flag Cleanup](../agents/launchdarkly-flag-cleanup.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%2Flaunchdarkly-flag-cleanup.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%2Flaunchdarkly-flag-cleanup.agent.md) | A specialized GitHub Copilot agent that uses the LaunchDarkly MCP server to safely automate feature flag cleanup workflows. This agent determines removal readiness, identifies the correct forward value, and creates PRs that preserve production behavior while removing obsolete flags and updating stale defaults. | [launchdarkly](https://github.com/mcp/launchdarkly/mcp-server)
[](https://aka.ms/awesome-copilot/install/mcp-vscode?name=launchdarkly&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22--package%22%2C%22%2540launchdarkly%252Fmcp-server%22%2C%22--%22%2C%22mcp%22%2C%22start%22%2C%22--api-key%22%2C%22%2524LD_ACCESS_TOKEN%22%5D%2C%22env%22%3A%7B%7D%7D)
[](https://aka.ms/awesome-copilot/install/mcp-vscodeinsiders?name=launchdarkly&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22--package%22%2C%22%2540launchdarkly%252Fmcp-server%22%2C%22--%22%2C%22mcp%22%2C%22start%22%2C%22--api-key%22%2C%22%2524LD_ACCESS_TOKEN%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--package%22%2C%22%2540launchdarkly%252Fmcp-server%22%2C%22--%22%2C%22mcp%22%2C%22start%22%2C%22--api-key%22%2C%22%2524LD_ACCESS_TOKEN%22%5D%2C%22env%22%3A%7B%7D%7D) |
+| [Lingo.dev Localization (i18n) Agent](../agents/lingodotdev-i18n.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%2Flingodotdev-i18n.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%2Flingodotdev-i18n.agent.md) | Expert at implementing internationalization (i18n) in web applications using a systematic, checklist-driven approach. | lingo
[](https://aka.ms/awesome-copilot/install/mcp-vscode?name=lingo&config=%7B%22command%22%3A%22%22%2C%22args%22%3A%5B%5D%2C%22env%22%3A%7B%7D%7D)
[](https://aka.ms/awesome-copilot/install/mcp-vscodeinsiders?name=lingo&config=%7B%22command%22%3A%22%22%2C%22args%22%3A%5B%5D%2C%22env%22%3A%7B%7D%7D)
[](https://aka.ms/awesome-copilot/install/mcp-visualstudio/mcp-install?%7B%22command%22%3A%22%22%2C%22args%22%3A%5B%5D%2C%22env%22%3A%7B%7D%7D) |
| [Mentor mode instructions](../agents/mentor.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%2Fmentor.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%2Fmentor.agent.md) | Help mentor the engineer by providing guidance and support. | |
| [Meta Agentic Project Scaffold](../agents/meta-agentic-project-scaffold.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%2Fmeta-agentic-project-scaffold.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%2Fmeta-agentic-project-scaffold.agent.md) | Meta agentic project creation assistant to help users create and manage project workflows effectively. | |
| [Microsoft Agent Framework .NET mode instructions](../agents/microsoft-agent-framework-dotnet.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%2Fmicrosoft-agent-framework-dotnet.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%2Fmicrosoft-agent-framework-dotnet.agent.md) | Create, update, refactor, explain or work with code using the .NET version of Microsoft Agent Framework. | |