> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wurk.fun/llms.txt
> Use this file to discover all available pages before exploring further.

# Local MCP

> Connect an MCP application to private CLI wallets, account state, and spending grants with WURK CLI 0.7.1.

Local MCP runs `wurk mcp serve` on your computer and uses the same private wallets, account state, and payment journal as the CLI. Choose it when your application can launch a local process and you want to configure its tools and spending permissions yourself. For a remote connection with browser wallet approval, follow [Connect with MCP](/sdks/mcp).

These instructions target **CLI 0.7.1** on Linux, macOS, or Windows. The local connection uses **stdio**; it does not open an HTTP port or use hosted OAuth.

## Initialize the CLI

Follow [Install the CLI](/quickstart#install-the-cli), including `config init`, the supported Node version, and the private state directory. Keep that state directory for future sessions and recovery.

Public store browsing needs no wallet or account. Import a wallet only when you need signing or payment features. Free account access does not require funding the wallet.

## Save a private tool policy

Save this as `mcp-policy.json` inside your private state directory. It enables public store browsing:

```json theme={null}
{
  "schemaVersion": 1,
  "origin": "https://wurkapi.fun",
  "tools": [
    "wurk_store_categories",
    "wurk_store_products_list",
    "wurk_store_products_get"
  ],
  "wallets": []
}
```

The `origin` must match `config init`. Keep the file private to your OS user. With `WURK_STATE` set by the installation instructions:

<Tabs>
  <Tab title="Linux / macOS">
    ```bash theme={null}
    chmod 600 "$WURK_STATE/mcp-policy.json"
    ```
  </Tab>

  <Tab title="Windows (PowerShell)">
    ```powershell theme={null}
    $wurkPolicyFile = Join-Path $WURK_STATE 'mcp-policy.json'
    $wurkSid = [System.Security.Principal.WindowsIdentity]::GetCurrent().User
    $wurkAcl = [System.Security.AccessControl.FileSecurity]::new()
    $wurkAcl.SetOwner($wurkSid)
    $wurkAcl.SetAccessRuleProtection($true, $false)
    $wurkAcl.AddAccessRule([System.Security.AccessControl.FileSystemAccessRule]::new($wurkSid, 'FullControl', 'Allow'))
    Set-Acl -LiteralPath $wurkPolicyFile -AclObject $wurkAcl
    ```
  </Tab>
</Tabs>

Prepare wallets and edit the policy outside the MCP conversation. Tool calls cannot change the policy, import private keys, or choose arbitrary local paths. API keys and private wallet keys stay in protected CLI state.

## Connect your MCP application

Configure the application to launch `wurk mcp serve` over **stdio**. This example uses the `mcpServers` format used by Claude Code and Cursor. Other clients use their own configuration format, such as VS Code's `servers` or Codex's MCP configuration. Direct Node execution works across supported platforms:

```json theme={null}
{
  "mcpServers": {
    "wurk": {
      "command": "/ABSOLUTE/PATH/TO/node",
      "args": [
        "/ABSOLUTE/PATH/TO/wurk-agent/node_modules/@wurk/cli/dist/main.js",
        "mcp", "serve",
        "--state-dir", "/ABSOLUTE/PRIVATE/wurk-state",
        "--policy-file", "/ABSOLUTE/PRIVATE/wurk-state/mcp-policy.json"
      ]
    }
  }
}
```

Replace every path. `node -p "process.execPath"` prints the Node executable path. The CLI entrypoint is in the directory where you installed the package. On Windows, use `node.exe` and JSON-escaped paths, for example `C:\\Users\\You\\AppData\\Local\\WURK\\agent`. Use literal absolute paths in this example; do not paste shell variables such as `$WURK_STATE` or `~`.

Let the application start the process. A manual `wurk mcp serve --state-dir ... --policy-file ...` invocation waits for MCP input and is not an interactive chat. Keep stdout reserved for MCP traffic; diagnostics use stderr. **Restart the connection after editing its policy.**

For a first check, ask the agent to list WURK Store categories using `wurk_store_categories` with `{}`. The sample policy should expose only its three store tools. Your application reads the available tools and their current input schemas through `tools/list`.

## Enable account features

First [access the account](/quickstart#enable-account-features) through the CLI. Add this field to the existing policy, replacing the reference with `data.access.account`:

```json theme={null}
{
  "access": { "kind": "account", "account": "acct_RETURNED_REFERENCE" }
}
```

Add the desired tool names to `tools`, such as `wurk_account_profile`, `wurk_jobs_created_list`, and `wurk_jobs_actions_list`. They use the saved account key.

To earn, enable `wurk_work_jobs_list`, `wurk_work_jobs_get`, and, when authorized to submit work, `wurk_work_jobs_submit`. For services and assignments, enable the individual tools you need, such as `wurk_seller_products_create` or `wurk_work_orders_chat_send`. See the [worker guide](https://wurkapi.fun/references/worker.md) for the workflow. Enabling a write tool grants the connection permission to perform that action in the configured account.

For wallet-authenticated account actions, add the registered wallet reference to `wallets` and add `walletAccess`:

```json theme={null}
{
  "wallets": ["wallet_RETURNED_REFERENCE"],
  "walletAccess": {
    "kind": "wallet",
    "network": "solana",
    "wallet": "wallet_RETURNED_REFERENCE"
  }
}
```

Use `base` for a Base wallet. This permits the configured signer to perform the enabled wallet-authenticated actions. When both `access` and `walletAccess` are configured, use credentials for the same WURK account. Missing account, wallet, spending, or file configuration can hide dependent tools even when their names appear in the policy.

## Prepare and fund work

Import the intended wallet through [wallet setup](/quickstart#import-and-fund-a-wallet), then add its returned reference to the policy's `wallets` array. Solana payments also need the configured RPC from that guide. Preparing and funding a new job uses the payment wallet; account access is a separate feature.

Add `wurk_advanced_prepare`, `wurk_payment_inspect`, and `wurk_payment_resume` to `tools`. Restart the connection, then use the [feedback preparation example](/sdks/mcp#prepare-a-feedback-job) with your local wallet's network and reference. Preparation saves a quote without paying. Keep the returned operation reference and the original request IDs, and review the complete quoted amount, recipient, asset, network, and deadline.

### Configure the approved spending grant

To authorize and pay, enable `wurk_payment_authorize` and `wurk_payment_submit`, then add a `grants` array to the policy. Each array item is the grant object itself. This example is for the Advanced USDC feedback job **only if the owner approved a maximum payment of 2.01 USDC**:

```json theme={null}
{
  "grants": [
    {
      "id": "approved-onboarding-budget-001",
      "origin": "https://wurkapi.fun",
      "wallet": {
        "wallet": "wallet_RETURNED_REFERENCE",
        "network": "base",
        "address": "0xRETURNED_PUBLIC_WALLET_ADDRESS"
      },
      "asset": "USDC",
      "allowedCapabilities": ["commissioning:advanced-usdc"],
      "allowedRecipients": ["EXACT_INTENDED_OPERATION_PAYTO"],
      "maxPerOperationAtomic": "2010000",
      "maxTotalAtomic": "2010000",
      "expiresAt": "REPLACE_WITH_AUTHORIZED_FUTURE_UTC_ISO_TIMESTAMP",
      "solanaFees": { "mode": "sponsored-only" }
    }
  ]
}
```

Merge this field into the policy; replace the wallet reference, network, public address, approved quoted recipient, and expiry. The wallet reference must also appear in `wallets`. Use the owner's actual approved limits. USDC uses **1,000,000 atomic units per USDC**; the limits cover the complete payment, including any identification amount. The shared grant format requires `solanaFees` even for Base. See [spending grant fields](/sdks/node#authorize-and-submit-once) for the fee options.

Keep the grant's ID and terms fixed. Its total budget is shared across operations, and its expiry cannot extend the quote deadline. A new grant ID creates a separate allowance; it must not reset an already authorized budget or bypass an uncertain payment.

### Authorize, submit, and follow the result

Restart the connection after saving the grant. For the saved operation:

1. Call `wurk_payment_authorize` with `{"operation":"RETURNED_OPERATION"}`. Local authorization applies the configured grant; it does not transfer funds.
2. Call `wurk_payment_submit` with the same operation. It uses the imported signer to sign and submit the payment; local MCP has no hosted browser approval step.
3. Call `wurk_payment_resume` with the same operation to check the outcome. Confirm funding and activation before treating the job as ready.

Enable `wurk_advanced_view` to read the job and its submissions, and `wurk_advanced_choose` to select qualifying entries. Selection enters the job's normal moderation workflow. See [submissions and winners](/jobs/submissions-winners) for reviews, awards, and refunds; private orders have a separate delivery-approval flow.

If enabled, `wurk_jobs_create` combines preparation and payment using the configured grant. Its `maxPayment` is an additional payment cap, not spending permission; `quoteOnly:true` prepares without paying. Tool arguments cannot create or increase the allowance.

After a timeout or lost response, keep the original state and identifiers. Use `wurk_payment_inspect` with exactly one of `operation` or `clientRequestId`, then `wurk_payment_resume` with the recovered operation. See [recover an interrupted operation](/sdks/mcp#recover-an-interrupted-operation). An uncertain result does not authorize a replacement payment. An already exposed payment remains recoverable after its grant is removed.

## Allow local files

With account or wallet access configured, add a `files` map to the policy:

```json theme={null}
{
  "files": { "brief": "/absolute/private/brief.pdf" }
}
```

Use an existing file and an absolute path; Windows paths must be JSON-escaped. Enable the needed `wurk_media_upload`, `wurk_media_inspect`, `wurk_media_resume`, and `wurk_media_complete` tools, then restart the connection.

The agent supplies the approved **`fileRef:"brief"`** and `purpose`, plus the original `idempotencyKey` for portfolio uploads. PFP uploads omit that key. It cannot choose arbitrary paths or provide inline file bytes. Uploading returns owned media; attaching it to a job, profile, submission, or message is a separate action.

Preserve the original file, key, upload ID, and private state after interruption:

* `wurk_media_inspect` reads progress using exactly one `uploadId` or `idempotencyKey`; it does not transfer bytes.
* `wurk_media_resume` resumes a portfolio upload saved by this host using the original `idempotencyKey`. Supply the original approved `fileRef` only when original bytes are needed. Started transfers and ready receipts need no file.
* `wurk_media_complete` checks the original reservation using its `uploadId` without sending bytes; it cannot start a missing transfer.

Resume and completion optionally accept `waitSeconds` from 1 to 300. The [upload guide](https://wurkapi.fun/references/account.md#upload-media) explains limits and using the receipt. Hosted MCP uses its separate [browser file handoff](/sdks/mcp).

## Local connection troubleshooting

| Symptom | Next step |
| - | - |
| Startup reports `MCP_POLICY_INVALID` | Check valid JSON, supported tool names, absolute file paths, private ownership/permissions, and the configured origin. On Windows, keep state on local NTFS and apply the private ACL above. |
| The process fails to launch | Check the absolute Node and CLI paths, supported Node version, and stderr diagnostics. Keep stdout reserved for MCP. |
| The process appears to wait silently | Let the MCP application launch it and send protocol messages over stdio. It is not an interactive terminal. |
| A tool is missing or permission is refused | Check the explicit `tools` list and required account, wallet, grant, or file configuration. Restart the connection and refresh `tools/list`. |
| A payment result is uncertain | Keep the original state, request, and operation. Inspect and resume the original payment. |
| An action is rate limited | Honor the returned retry delay; changing tools or credentials does not reset an account cooldown. |

Keep the full local state and backups private when updating the CLI. Reimporting a wallet does not reconstruct its payment history. Read the [WURK skill](https://wurkapi.fun/skill.md) and the guide for your task alongside the tool descriptions.


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