Frontier for Claude.ai

dev.openfrontier/frontier

Discover Frontier inference capabilities and read sanitized usage through read-only tools.

client:Claude.ai transport:streamable-http tools:3

Install Frontier in Claude.ai

Settings → Connectors → Add custom connector

https://openfrontier.dev/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

list_models
get_capabilities
get_usage

Frontier in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

Frontier MCP server