CircuitSim — Free Online Circuit Simulator
A free, browser-based circuit simulator powered by SPICE. Design and simulate electronic circuits online, with a schematic editor and waveform charts.
https://circuitsim.comConnect straight to this server’s public endpoint.
https://circuitsim.com/api/mcpWe add this server to your workspace, walk through sign-in once, then open Studio with tools ready to run.
Last probed Sep 18, 2026 · circuitsim.com
51tools discovered
Showing 25 of 51
Showing 25 of 51 tools from the public preview. Connect the server to inspect the full live tool list.
Whoami
whoamiResolve the acting CircuitSim user, role, and current environment context.
Add to workspaceGet your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsA free, browser-based circuit simulator powered by SPICE. Design and simulate electronic circuits online, with a schematic editor and waveform charts.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
Request removal if you do not want CircuitSim listed here, or claim the listing if you want to manage it on MCPBundles.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.
MCPBundles probed 51 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
CircuitSim may require signing in to the provider before tools can run. Connect through MCPBundles or your MCP client and complete any provider login when prompted.
Request removal from the MCPBundles directory. This does not shut down or change your MCP server — we stop showing it on MCPBundles.
MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.