PII & Secret Redactor vs Sieve MCP
A side-by-side look at the PII & Secret Redactor and Sieve MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
P
PII & Secret RedactorSecurityDetect and redact PII and secrets before text reaches an LLM, with reversible placeholders.45FairAuth: not declaredVerdict: choose PII & Secret Redactor for security work; choose Sieve MCP for security. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
PChoose PII & Secret Redactor when
- You need dedicated capabilities in the Security domain.
- You want tools like
detect_pii, redact_text, restore_text.
Choose Sieve MCP when
- You need dedicated capabilities in the Security domain.
- Its auth model fits you: No auth required.
- You want tools like
sieve_health_status, sieve_self_test, sieve_findings_list.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | P PII & Secret Redactor | |
|---|---|---|
| Category | Security | Security |
| Quality signal | 45/100 · Fair | 51/100 · Good |
| Install command | Not confirmed yet | Not confirmed yet |
| Transport | — | — |
| Auth | Not declared | No auth required |
| Pricing | Freemium | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 0 | 1 |
| Directory activity | 0 views 0 installs 0 upvotes | 2 views 0 installs 0 upvotes |
| Tools | 4 | 9 |
| Full listing | View PII & Secret Redactor | View Sieve MCP |
Tools & capabilities
PII & Secret Redactor tools 4
detect_piifindings with type, position and a masked preview. Never echoes full values.redact_textplaceholder (stable tokens like `<EMAIL_1>`, same value gives the same token), mask, salted hash, or remove.restore_textswap placeholders back to the originals in the model's response, using the mapping you keep.list_detectorsexactly what is and is not covered.
Sieve MCP tools 9
sieve_health_statusReturns service health and finding counts.sieve_self_testVerifies scanner rules and transcript source coverage are healthy.sieve_findings_listLists findings from the most recent scan.sieve_issue_listLists scanner health issues — unreadable sources, permission errors, parse failures.sieve_scan_historyReturns past scan job summaries.sieve_scan_statusReturns status of the current or most recent scan.sieve_check_textChecks whether text contains secrets. **Returns boolean only — never echoes input or detected values.**sieve_redact_textRedacts secrets from text, replacing values with `sieve://` placeholders.sieve_vault_runExecutes a command with macOS Keychain-resolved secrets injected as env vars. Secrets never transit the MCP channel.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
PII & Secret Redactor
No confirmed install command for PII & Secret Redactor yet — follow the setup steps linked from its listing page rather than a guessed package name.
Sieve MCP
No confirmed install command for Sieve MCP yet — follow the setup steps linked from its listing page rather than a guessed package name.
Frequently asked questions
PII & Secret Redactor is categorized under Security and uses an install path we have not confirmed yet. Sieve MCP belongs to Security and uses an install path we have not confirmed yet. Pick PII & Secret Redactor for security work and Sieve MCP for security.
Neither server has a confirmed install command yet, so we don't publish a guessed config. Follow each project's own setup instructions, linked from its listing page.
PII & Secret Redactor is listed as freemium — a free tier with paid plans. Sieve MCP is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add pii-secret-redactor and gautam-u-sieve-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, PII & Secret Redactor has a quality signal of 45/100 (Fair) with 0 views, 0 installs and 0 GitHub stars. Sieve MCP has 51/100 (Good) with 2 views, 0 installs and 1 GitHub stars.