public — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited public (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 0 flagged
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
VERITY verifies claims, URLs, and content against live web sources and returns structured verdicts with confidence scores.
POST https://verity.basechainlabs.com/api/verify
Authorization: x402 (USDC on Base){
"claim": "Is GPT-4 still the most capable OpenAI model?",
"caller_id": "your-agent-id"
}{
"verdict": "OUTDATED",
"confidence": 91,
"summary": "GPT-4 has been superseded by GPT-4o and o3 models.",
"what_changed": "OpenAI released GPT-4o (May 2024) and o3 (late 2024), both outperforming GPT-4 on benchmarks.",
"sources": [
{ "url": "...", "title": "...", "published_date": "2025-01", "supports": "CONTRADICTS" }
],
"checked_at": "2026-05-11T09:00:00Z",
"recommendation": "Update any content referencing GPT-4 as the most capable model."
}| Verdict | Meaning |
|---|---|
CURRENT | Claim is accurate and up to date |
OUTDATED | Claim was true but has since been superseded |
DISPUTED | Sources disagree — no clear consensus |
UNVERIFIABLE | No usable sources found |
| Endpoint | Description | Price |
|---|---|---|
POST /api/verify | Standard claim verification | 0.10 USDC |
POST /api/deep-check | Multi-angle thorough verification | 0.50 USDC |
POST /api/batch-verify | Verify up to 10 claims at once | 0.75 USDC |
POST /api/agent | Natural language fact-check | 0.10 USDC |
Pass a consistent caller_id (your agent ID, domain, or user hash) on every call. VERITY remembers topics you've checked, domains you monitor, and previous results — no re-sending context.
GET https://verity.basechainlabs.com/api/agent?agent-card=true{
"mcpServers": {
"verity": {
"command": "npx",
"args": ["verity-mcp"],
"env": { "VERITY_PRIVATE_KEY": "0x..." }
}
}
}Built by BaseChain Labs
~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.