Terraform Registry MCP (thrashr888)

Looks up providers, resources and modules in the public Terraform Registry. The maker archived the repo; HashiCorp's official server replaces it.

☁️ Cloud & infrastructure120Updated 2025-05-20By thrashr888License: MITAuth: NoneGitHub ↗

Found viaWebnpm: terraform-mcp-server GitHubGitHub: thrashr888/terraform-mcp-server (★ 120 on 2026-10-15)

Test results

Last passed 2026-10-15

Claude CodePassed2026-10-15 · install, connect, tools, agent task

CursorPassed2026-10-15 · install, connect, tools, agent task

Claude DesktopNot tested yet—

ChatGPT (Codex)Not tested yet—

Full result per app: Does it work with Claude Code? · Does it work with Cursor?

Protocol: starts, 10 tools listed · 2026-10-15

Install

claude mcp add terraform-registry-mcp -- npx -y terraform-mcp-server

Run in your terminal. This exact command is what our harness runs in Claude Code; see the results above.

{
  "mcpServers": {
    "terraform-registry-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "terraform-mcp-server"
      ]
    }
  }
}

Save as .cursor/mcp.json. This exact config is what our harness runs in Cursor; see the results above.

{
  "mcpServers": {
    "terraform-registry-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "terraform-mcp-server"
      ]
    }
  }
}

Add to claude_desktop_config.json and restart Claude Desktop. Tested on the Linux beta; see the results above.

[mcp_servers.terraform-registry-mcp]
command = "npx"
args = ["-y", "terraform-mcp-server"]

Add to ~/.codex/config.toml (shared by the ChatGPT (Codex) CLI and the ChatGPT desktop app; Codex runs inside the ChatGPT desktop app). Tested with the ChatGPT (Codex) CLI bundled in the ChatGPT desktop app; see the results above.

Not connecting? Troubleshooting: Claude Code · Cursor · Claude Desktop · ChatGPT (Codex)

Test history

Date	Check	Result	Version
2026-10-15	Protocol (direct stdio)	Protocol: starts, 10 tools listed	0.13.0
2026-10-15	Claude Code	Passed install, connect, tools, agent task	2.1.296 (Claude Code)
2026-10-15	Cursor	Passed install, connect, tools, agent task	2026.10.12-d47ca18

Tools seen by our harness (10)

providerDetailsresourceUsagemoduleSearchlistDataSourcesresourceArgumentDetailsmoduleDetailsfunctionDetailsproviderGuidespolicySearchpolicyDetails