hmr is an MCP (Model Context Protocol) server by promplate. Hot Module Reload (HMR) for Python with reactive programming and MCP tools

How do I connect hmr to Claude, Cursor, or another MCP client?

hmr is a remote MCP server — add its endpoint (https://promplate.github.io/pyth-on-line/hmr/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.

Yes — the source code is public at github.com/promplate/pyth-on-line, with 18 GitHub stars.

Can AI agents pay to use hmr?

Not yet through Loomal — hmr is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.

hmr

MCP server by github.com/promplate/pyth-on-line

Hot Module Reload (HMR) for Python with reactive programming and MCP tools

18 starsRemote-capable

About hmr

hmr is an MCP (Model Context Protocol) server published by promplate in the official MCP registry. Hot Module Reload (HMR) for Python with reactive programming and MCP tools

hmr runs as a hosted remote over streamable-http — MCP clients connect directly to its endpoint, with nothing to install locally.

Development happens in the open at github.com/promplate/pyth-on-line, where the project has earned 18 GitHub stars.

Use hmr with your agent

Claude Code · one command

claude mcp add --transport http hmr https://promplate.github.io/pyth-on-line/hmr/mcp

Claude Desktop, Cursor & other MCP clients · config

{
  "mcpServers": {
    "hmr": {
      "url": "https://promplate.github.io/pyth-on-line/hmr/mcp"
    }
  }
}

streamable-httphttps://promplate.github.io/pyth-on-line/hmr/mcp

Frequently asked questions

What is hmr?: hmr is an MCP (Model Context Protocol) server by promplate. Hot Module Reload (HMR) for Python with reactive programming and MCP tools
How do I connect hmr to Claude, Cursor, or another MCP client?: hmr is a remote MCP server — add its endpoint (https://promplate.github.io/pyth-on-line/hmr/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.
Is hmr open source?: Yes — the source code is public at github.com/promplate/pyth-on-line, with 18 GitHub stars.
Can AI agents pay to use hmr?: Not yet through Loomal — hmr is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.

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Listing data from the official MCP registry and GitHub, refreshed periodically. Not affiliated with the maintainer unless claimed. Maintain hmr? Claim this listing free by verifying GitHub ownership, or contact us.