MCP Scoreboard

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#	Server	Score	Grade	Schema	Protocol	Reliability	Maint.	Security
1	permission-guard Permission Guard — validates an agent's requested action against its defined sc…	—	—	—	—	—	—	81
2	rate-limit-manager Prevents your agent from hitting API rate limits mid-task. Submit a request and…	—	—	—	—	—	—	81
3	format-converter Converts data between JSON, CSV, XML, YAML, Markdown, HTML and TOML instantly. …	—	—	—	—	—	—	81
4	hallucination-detector Hallucination Detector — scores AI-generated output for hallucination risk. Det…	—	—	—	—	—	—	81
5	agent-cost-meter Gives your agent spending awareness it doesn't have natively. Tracks cumulative…	—	—	—	—	—	—	81
6	format-converter Converts data between JSON, CSV, XML, YAML, Markdown, HTML and TOML instantly. …	45	D	—	10	—	—	81
7	agent-audit-trail Creates a tamper-evident, HMAC-signed log entry for every agent action. No data…	40	D	—	—	—	—	81
8	pii-scrubber Strips PII (emails, SSNs, API keys, phone numbers, addresses) from text before …	40	D	—	—	—	—	81
9	data-sentinel Data Sentinel — deep second-pass security scan that catches what PII scrubbers …	40	D	—	—	—	—	81
10	the-prospector Generates valid A2A agent-card.json files for any website from stable structure…	40	D	—	—	—	—	81
11	prompt-injection-detector Prompt Injection Detector is a stateless security microservice built for the ag…	40	D	—	—	—	—	81
12	loop-gate Stateless circuit breaker that detects recursive agent loops in MCP tool calls.…	30	F	—	10	—	—	81
13	multi-agent-trust-verifier The #1 ranked OWASP ASI01 risk is Agent Goal Hijack — when an agent gets manipu…	30	F	—	10	—	—	81
14	card-registry Hosts agent-card.json files for businesses who can't serve them from their own …	30	F	—	10	—	—	81
15	token-squeezer Compresses large blocks of text, code, or conversation history into hyper-dense…	30	F	—	10	—	—	81

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