Terraform CWD MCP Server
Terraform working-dir truth: pinned provider schemas, plans, state, modules, upgrade impact
Connector by YawLabs · GitHub account verified by the MCP Registry
Install
Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.
npx agentmarket install connector/yawlabs-terraform-cwd-mcp
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Reviews
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Permissions
What this server can do and what it asks for, from its tool list, install config and code. Checked Oct 26, 2026.
- Tools
- 9 read · 0 write · 0 deleteRead-only
- Secrets
- None asked for
- Install scripts
- None found
- Runs as
- Node.js package
Tools by what they do 9
Read from the source code; the running server may list different tools.
Read 9 · Look things up without changing anything.
tf_check_argumentstf_get_schematf_list_providerstf_module_interfacetf_search_typestf_show_resourcetf_state_addressestf_summarize_plantf_upgrade_impact
Network hosts it talks to 5
api.github.com· found in codebiomejs.dev· found in codegithub.com· found in codeoamjs.org· found in codeyaw.sh· found in code
Files it touches
- Your home directory (~)
- Any path the agent passes to its tools
Tools (9)
Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].
tf_check_argumentsread-onlyValidate argument / nested-block paths against the PINNED schema before writing them, e.g. ["bucket", "region", "versioning.enabled"]. Flags unknown, read-only and deprecated paths.
tf_get_schemaread-onlyExact arguments and nested blocks for one type at the PINNED provider version. Use BEFORE writing or editing any resource/data/ephemeral block; only arguments listed here exist. 'computed (read-only)' attributes cannot be set. kind: resource | data | ephemeral.
tf_list_providersread-onlyList providers and their PINNED versions for a Terraform root module (default: cwd). Call this first so code targets the versions actually locked in .terraform.lock.hcl, not the latest release. Lists only the providers locked in THIS directory; it does not search the registry. For registry search, provider docs or the latest version, use the official terraform MCP server (search_provider_docs / get_latest_provider_version).
tf_module_interfaceread-onlyVariables (exact type expression, required/optional, default, sensitive/nullable/ephemeral, validation count), outputs and module calls of a module in THIS working directory: the root, a local module directory, or an installed module by address (module.network, resolved through .terraform/modules/modules.json, so downloaded registry/git modules work). Module calls are checked against what is installed. For public registry modules you have not installed, use the official terraform MCP server.
tf_search_typesread-onlyFind resource / data source / ephemeral resource type names containing `query` (e.g. 's3_bucket') in the pinned providers. kind: resource | data | ephemeral.
tf_show_resourceread-onlyShow one resource instance's attribute values from the current Terraform state (terraform show -json). Read-only: never locks, never refreshes. Sensitive values are redacted: Terraform's own markers, plus values equal to a marked one, secret-like names and secret-shaped strings; a footer says what was hidden and why.
tf_state_addressesread-onlyList resource instance addresses in the current Terraform state (terraform state list), optionally filtered. Read-only: never locks, never refreshes. With a remote backend this reads S3/GCS/HCP using the server's credentials; a non-default workspace that does not exist is refused (reading it would create it).
tf_summarize_planread-onlySummarize a saved Terraform plan: deletes and replaces first (with the attribute that forces each replace), updates with changed paths, creates, imports, moves, forgets, drift and output changes, plus a destroy warning that names renames needing a moved block. Pass plan_file (binary from `terraform plan -out`, rendered with `terraform show -json` in dir, or a plan JSON file) or plan_json (e.g. from the official terraform MCP server's get_plan_json_output(plan_id) for an HCP run; get the plan id from its get_run_details). Prints no values: sensitive paths are truncated, import IDs omitted.
tf_upgrade_impactread-onlyWhat breaks if a pinned provider is upgraded (or downgraded) to an exact version: compares the pinned schema with the target's for the arguments, nested blocks and attribute reads this configuration uses (root and installed modules), checks version constraints, and confirms with terraform validate on a temp copy. Downloads the target provider from the registry into a cache (temp dirs only; never touches dir). For the latest version number or upgrade guides, use the official terraform MCP server.
Signals
- Stars
- 1
- Forks
- 0
- Open issues
- 0
- Last commit
- Oct 17, 2026 (11 days ago)
- Last release
- Oct 17, 2026 (11 days ago)
From GitHub (fetched Oct 24, 2026).
Details
- Registry name
io.github.YawLabs/terraform-cwd-mcp- Version
- 0.1.1
- Auth
- No auth
- Packages
- npm @yawlabs/terraform-cwd-mcp
- License
- MIT
- Repository
- github.com/YawLabs/terraform-cwd-mcp
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
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Cite this page
Terraform CWD MCP Server. Agent Mart. https://agentmart.dev/connectors/yawlabs-terraform-cwd-mcp (last updated 2026-10-24)