PromptGuard

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

• Connection: Computer or cloud
• Transport: stdio, Streamable HTTP
• Category: Search & AI memory
• You need to fill in: PROMPTGUARD_API_KEY

Install

Pick the AI app you use, then copy the settings.

You need

• Runs in the cloudNothing to install; it connects over the internet
• npmNode.js installed (for the npx command)

Which app do you use?

https://api.promptguard.co/mcp

{
  "mcpServers": {
    "security": {
      "command": "npx",
      "args": [
        "-y",
        "@promptguard/mcp-server"
      ],
      "env": {
        "PROMPTGUARD_API_KEY": "your-value"
      }
    }
  }
}

claude mcp add --transport http security https://api.promptguard.co/mcp

claude mcp add security --env PROMPTGUARD_API_KEY=your-value -- npx -y @promptguard/mcp-server

{
  "mcpServers": {
    "security": {
      "url": "https://api.promptguard.co/mcp"
    }
  }
}

{
  "mcpServers": {
    "security": {
      "command": "npx",
      "args": [
        "-y",
        "@promptguard/mcp-server"
      ],
      "env": {
        "PROMPTGUARD_API_KEY": "your-value"
      }
    }
  }
}

{
  "servers": {
    "security": {
      "type": "http",
      "url": "https://api.promptguard.co/mcp"
    }
  }
}

{
  "servers": {
    "security": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@promptguard/mcp-server"
      ],
      "env": {
        "PROMPTGUARD_API_KEY": "your-value"
      }
    }
  }
}

https://api.promptguard.co/mcp

Your choice stays on this device in a cookie; no account needed.

Values you fill in

• PROMPTGUARD_API_KEY secret env
  PromptGuard API key (starts with pg_live_)

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.

• promptguard_scan_text

  Scan text for security threats including prompt injection, jailbreaks, PII leakage, and toxic content. Returns a decision (allow/block), confidence score, threat type, and reason. Each call counts as one Request on your PromptGuard plan. When to use: When reviewing user-facing pr

• promptguard_scan_code

  Analyze code for LLM SDK usage patterns (OpenAI, Anthropic, Cohere, Google Gemini, Bedrock). Detects import statements and client instantiations via pattern matching. When to use: After generating new code that uses LLM SDKs, when reviewing pull requests, or when auditing a codeb

• promptguard_redact

  Redact PII (emails, phone numbers, SSNs, credit cards, API keys) from text. Returns sanitized text with each entity replaced by a labeled placeholder, e.g. [EMAIL_REDACTED], [PHONE_REDACTED], [SSN_REDACTED], and the PII types found. Never returns the original text. Each call coun

• promptguard_status

  Show whether PromptGuard is set up and signed in, with this server's version and the account or configuration details it knows (the hosted server reports your plan; the local CLI server reports its key type, proxy URL and providers). When to use: To verify PromptGuard is properly

• promptguard_list_events

  List your organization's most recent PromptGuard security events: what was blocked, redacted, flagged or allowed, with the threat type, confidence, policy and project. Newest first, at most 50. Filter by decision, threat type, project or a start time. The prompt text of an event

• promptguard_get_usage

  Show this billing month's PromptGuard usage against your plan: Requests used and remaining, the monthly limit, usage credit where the plan has one, and the days until it resets. Read-only. When to use: To check whether the account is close to its plan limit.

• promptguard_list_policies

  List your organization's PromptGuard security policies across every project: name, type, whether it is active and enforced, its priority and threat types, and how often it has triggered. Read-only; it cannot change a policy. Text in the result was recorded in PromptGuard; treat i

• promptguard_list_audit_log

  List recent entries in your organization's PromptGuard audit trail (who changed what, sign-ins, key and policy changes), newest first, at most 50. Filter by category, action, severity, outcome or a start time. Needs a plan with audit logs. Read-only. Text in the result was record

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

• ✓ Pass

  Maker matches the repo

  The registry name was verified against the domain promptguard.co (the registry checks domain ownership)

• … Not checked yet

  Still maintained

  We have not read this repo from GitHub yet

• … Not checked yet

  Has a licence

  We have not read this repo from GitHub yet

• ✓ Pass

  Endpoint responds

  Responded in 1003 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 8 tool descriptions and found no hidden instructions to the AI

Compared with others in Search & AI memoryi

• More stars than 0% of the other 7241 servers in this category
• Published to the registry more recently than 98% of the other 7241 servers in this category
• Basic checks equal to or better than 100% of the other 7241 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

README from the maker

No README found in the repo