‹ all collections
Ranked collection
Safest MCP Servers (Grade A, No Security Flags)
A curated shortlist of MCP servers that earned an A grade with a perfect security pillar and zero lethal-trifecta or destructive-action flags. These are the lowest-risk servers to connect to Claude, Cursor, or an autonomous agent. This is a defensive-security collection: every entry passed CheckMCP's full audit clean.
10 servers, ranked by independent MCP Score. Click any to see its full security & quality audit.
| 01 | context7 upstash/context7 | ◆ repo★ 58k | 100A |
| 02 | playwright-mcp microsoft/playwright-mcp | ◆ repo★ 34k | 100A |
| 03 | cua trycua/cua | ◆ repo★ 19k | 100A |
| 04 | mcp-toolbox googleapis/genai-toolbox | ◆ repo★ 16k | 100A |
| 05 | mcp awslabs/mcp | ◆ repo★ 9.3k | 100A |
| 06 | firecrawl-mcp-server mendableai/firecrawl-mcp-server | ◆ repo★ 6.7k | 100A |
| 07 | exa-mcp-server exa-labs/exa-mcp-server | ◆ repo★ 4.6k | 98A |
| 08 | brightdata-mcp brightdata/brightdata-mcp | ◆ repo★ 2.5k | 98A |
| 09 | ai stripe/agent-toolkit | ◆ repo★ 1.6k | 98A |
| 10 | mcp-server-kubernetes flux159/mcp-server-kubernetes | ◆ repo★ 1.4k | 98A |
Safest MCP Servers (Grade A, No Security Flags) — FAQ
What is the best MCP Servers (Grade A, No Security Flags) MCP server?+
By CheckMCP's audit, context7 ranks highest in "Safest MCP Servers (Grade A, No Security Flags)" with an MCP Score of 100/100 (grade A). This page ranks 10 audited MCP servers by their vendor-neutral CheckMCP score (security, tool design, reliability, context-cost). Re-audit any of them at checkmcp.dev.
How are these MCP servers ranked?+
Every server on this page is independently audited by CheckMCP and scored 0–100 across weighted pillars — for live endpoints: security (OWASP MCP Top 10), tool design, schemas, reliability and context-cost; for repos: maintenance, license, adoption and documentation. Higher score = higher rank. No vendor pays for placement.
Are these MCP servers safe to use?+
Each listing links to a full CheckMCP report showing its grade, per-pillar breakdown and any security findings (tool poisoning, hardcoded secrets, the lethal trifecta). Grade A/B servers passed with no or only minor issues; check the individual report before connecting any server to sensitive data or tools.