# sf_create_custom_metadata_record

Creates a record within an existing Custom Metadata Type (__mdt). Custom metadata records store configuration values that can be read in Apex, Flows, and formulas. Provide typeName (e.g.,

Agent View of the PolicyLayer registry record for `sf_create_custom_metadata_record`. HTML page: https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-custom-metadata-record

## Facts

- Tool: `sf_create_custom_metadata_record`
- Server: Salesforce Metadata Mcp (`salesforce-metadata-mcp`) — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp.md
- Install: `npx -y salesforce-metadata-mcp`
- Homepage: https://github.com/semwalajay83-sem/salesforce-metadata-mcp
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "sf_create_custom_metadata_record",
    "arguments": {}
  }
}
```

## Why sf_create_custom_metadata_record is rated Medium

This tool creates new metadata records (reversible write operation). While it modifies Salesforce configuration that other systems depend on, the creation itself is reversible through deletion. The blast radius is medium because incorrect metadata records could break flows, Apex logic, or formulas org-wide, but the operation is not destructive or financial in nature.

From the tool's own definition: "Tool name contains 'create' and description states 'Creates a record within an existing Custom Metadata Type'. This is a Create operation that generates new configuration data records in Salesforce."

## Use case

AI agents use sf_create_custom_metadata_record to create or update resources in Salesforce Metadata Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Salesforce Metadata Mcp environment.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Salesforce Metadata Mcp:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "sf_create_custom_metadata_record": {
      "limits": [
        {
          "counter": "sf_create_custom_metadata_record_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Salesforce Metadata Mcp (212)

- `sf_bulk_delete_records` — Destructive — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-bulk-delete-records.md
- `sf_delete_record` — Destructive — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-delete-record.md
- `sf_delete_scratch_org` — Destructive — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-delete-scratch-org.md
- `sf_activate_omniscript` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-activate-omniscript.md
- `sf_create_apex_class` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-apex-class.md
- `sf_create_apex_test_class` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-apex-test-class.md
- `sf_create_apex_trigger` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-apex-trigger.md
- `sf_create_flow` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-flow.md
- `sf_create_scheduled_job` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-scheduled-job.md
- `sf_create_scratch_org` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-create-scratch-org.md
- `sf_deactivate_flow` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-deactivate-flow.md
- `sf_deploy_metadata` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-deploy-metadata.md
- `sf_devops_promote_work_item` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-devops-promote-work-item.md
- `sf_execute_anonymous_apex` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-execute-anonymous-apex.md
- `sf_install_package` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-install-package.md
- `sf_promote_devops_work_item` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-promote-devops-work-item.md
- `sf_run_apex_tests` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-run-apex-tests.md
- `sf_send_email` — Execute — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-send-email.md
- `sf_check_code_coverage` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-check-code-coverage.md
- `sf_check_deploy_status` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-check-deploy-status.md
- `sf_check_devops_commit_status` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-check-devops-commit-status.md
- `sf_detect_devops_merge_conflict` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-detect-devops-merge-conflict.md
- `sf_explore_slds_blueprints` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-explore-slds-blueprints.md
- `sf_export_omnistudio_component` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-export-omnistudio-component.md
- `sf_export_records` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-export-records.md
- `sf_get_apex_test_results` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-get-apex-test-results.md
- `sf_get_dataraptor` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-get-dataraptor.md
- `sf_get_deployment_history` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-get-deployment-history.md
- `sf_get_event_logs` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-get-event-logs.md
- `sf_get_field_history` — Read — https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp/sf-get-field-history.md
- …and 182 more: https://policylayer.com/tools/io-github-semwalajay83-sem-salesforce-metadata-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-semwalajay83-sem-salesforce-metadata-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-semwalajay83-sem-salesforce-metadata-mcp
