# Services from verdict.kechlab.com on Zero

> verdict.kechlab.com serves 21 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/verdict.kechlab.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/verdict.kechlab.com/health.json

## Services

- [Verdict L402 – Agent Prompt Injection & Action Firewall](https://www.zero.xyz/c/verdict-l402-agent-prompt-injection-action-firewall-c103ad0f/llms.txt): $0.0255/call via x402. Judges a (goal, action, untrusted-content) triple to detect prompt injection, goal drift, data exfiltration, and unauthorized payments before an AI agent acts, returning allow/review/block.
- [Verdict Pointer – Visual UI Element Locator](https://www.zero.xyz/c/verdict-pointer-visual-ui-element-locator-a5c08729/llms.txt): $0.0256/call via x402. Given a screenshot and up to 8 UI element descriptions, returns click coordinates (fractional and pixel) plus visibility probability for each target element.
- [Verdict Answer Gate](https://www.zero.xyz/c/verdict-answer-gate-9826da71/llms.txt): $0.0092/call via x402. Evaluates whether a small model's answer is acceptable or needs escalation to a larger model by detecting refusal, evasion, off-topic responses, contradiction, and incompleteness.
- [Verdict L402 – Ask Human Decision Gate](https://www.zero.xyz/c/verdict-l402-ask-human-decision-gate-dda2ff22/llms.txt): $0.0092/call via x402. Evaluates whether an AI agent should proceed autonomously, proceed with a check, or stop and ask a human before taking an action, based on irreversibility, ambiguity, missing info, and declared stakes.
- [Verdict L402 – Terms of Service & Contract Risk Scanner](https://www.zero.xyz/c/verdict-l402-terms-of-service-contract-risk-scanner-a3e1e977/llms.txt): $0.0174/call via x402. Scans terms of service or contract text for risky clauses (auto-renewal, data resale, arbitration waiver, liability caps, unilateral changes, exit penalties, IP assignment) and returns a structured accept/review/reject recommendation.
- [Verdict Grounding Check](https://www.zero.xyz/c/verdict-grounding-check-7ebd4e61/llms.txt): $0.0174/call via x402. Verifies whether a claim is supported, unsupported, contradicted, or uncertain relative to a reference source text, with probabilities.
- [Verdict MCP Vet](https://www.zero.xyz/c/verdict-mcp-vet-c7989049/llms.txt): $0.0214/call via x402. Analyzes an MCP server or tool before installation to detect prompt injection, excessive permissions, lookalike names, and hidden instructions that could compromise an agent.
- [Verdict L402 – Untrusted Text Guardrail](https://www.zero.xyz/c/verdict-l402-untrusted-text-guardrail-73622e57/llms.txt): $0.0174/call via x402. Scans untrusted text for prompt injection, data exfiltration attempts, secrets/API keys, PII, and toxicity before an LLM agent processes it
- [Verdict L402 - Content Moderation](https://www.zero.xyz/c/verdict-l402-content-moderation-ff8fce77/llms.txt): $0.0092/call via x402. Performs semantic content moderation across categories including profanity, harassment, hate speech, sexual content, threats, self-harm, and scams, returning per-category scores and an allow/review/block decision.
- [Verdict Reply Guard](https://www.zero.xyz/c/verdict-reply-guard-8ff9c388/llms.txt): $0.0256/call via x402. Screens a customer-support bot's outbound reply for unauthorized promises, hallucinated facts, leaked data, off-topic responses, and tone violations before sending, returning send, human_review, or block.
- [Verdict Tool Output Guard](https://www.zero.xyz/c/verdict-tool-output-guard-2127f8e7/llms.txt): $0.0133/call via x402. Detects prompt injection and tool-poisoning attacks in tool/API results returned to an AI agent, returning allow, review, or block.
- [Verdict Trade Audit](https://www.zero.xyz/c/verdict-trade-audit-44363d16/llms.txt): $0.1641/call via x402. Analyzes a full trade history to determine statistical edge validity, optimal position sizing, edge decay detection, and funded account challenge compliance using rigorous quantitative methods
- [Verdict L402 – Payee Check (BEC / Invoice Fraud Guard)](https://www.zero.xyz/c/verdict-l402-payee-check-bec-invoice-fraud-guard-cce640e9/llms.txt): $0.05/call via x402. Detects supplier bank-detail change fraud (BEC) in payment emails by validating IBAN and sender domain against your supplier record and reading pressure signals, returning ok, verify_callback, or freeze_payment.
- [Verdict L402 – Pre-Trade Risk Gate](https://www.zero.xyz/c/verdict-l402-pre-trade-risk-gate-e4c68b80/llms.txt): $0.0174/call via x402. Validates a proposed trade order against user-defined risk rules and computes the maximum allowable position size before the order is sent to market.
- [Verdict Canary Check](https://www.zero.xyz/c/verdict-canary-check-53340ac0/llms.txt): $0.0092/call via x402. Detects if a model reply has leaked secret canary tokens or paraphrased a confidential system prompt, returning clean, review, or leak.
- [Verdict PII Scanner](https://www.zero.xyz/c/verdict-pii-scanner-73c54ca0/llms.txt): $0.0337/call via x402. Scans text for personally identifiable information (PII) using AI-level detection beyond regex, identifying names, addresses, IDs, health data, credentials, emails, IBANs, payment cards, and phone numbers — without rewriting the text.
- [Verdict L402 – Shell Command Security Gate](https://www.zero.xyz/c/verdict-l402-shell-command-security-gate-1e1fbca5/llms.txt): $0.0174/call via x402. Approves, reviews, or blocks shell commands proposed by coding agents using text rule checks and simulated execution, preventing dangerous operations like root deletion, key exfiltration, and reverse shells.
- [Verdict L402 – Web Guard (Hidden Instruction Detector)](https://www.zero.xyz/c/verdict-l402-web-guard-hidden-instruction-detector-14b13966/llms.txt): $0.0214/call via x402. Scans an HTML page for hidden text invisible to humans (HTML comments, CSS-hidden elements, hidden attributes, Unicode-encoded content) and determines whether those hidden instructions are targeting an AI agent.
- [Verdict Sentiment Analysis](https://www.zero.xyz/c/verdict-sentiment-analysis-b984bc37/llms.txt): $0.0174/call via x402. Analyzes text to return a sentiment score from -1 to +1 with confidence, a mixed-opinion flag, and per-aspect scores for named dimensions like price, support, or delivery — abstaining when text is ambiguous.
- [Verdict Lead Qualify](https://www.zero.xyz/c/verdict-lead-qualify-299f00ed/llms.txt): $0.0214/call via x402. Classifies inbound leads into routing lanes (spam, job application, vendor pitch, existing customer, or real project) using hard rules and AI judgment to help sales agents triage and route inquiries.
- [Verdict L402 - Customer Support Triage & Spam Filter](https://www.zero.xyz/c/verdict-l402-customer-support-triage-spam-filter-df9fc9b3/llms.txt): $0.0092/call via x402. Classifies an inbound customer message by category and urgency, scores it for spam, and returns a routing decision (queue, escalate, review, or discard).

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)