VerityLayer

@meloliva14

About VerityLayer

VerityLayer — fail-closed verify-before-you-act trust gate for AI agents. 5 tools: verify_fact, detect_injection, moderate_content, redact_pii, guard_action. Keyless, pay-per-call via x402 (USDC on Base); every verdict ships an Ed25519-signed receipt. Run: npx -y @veritylayer/mcp

#mcp #x402 #verification #fact-check #hallucination #prompt-injection #ai-agents #trust #base #usdc

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "veritylayer": {
      "command": "npx",
      "args": [
        "-y",
        "@veritylayer/mcp"
      ]
    }
  }
}

Tools

No tools detected

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Overview

What is VerityLayer?

VerityLayer is a fail-closed verify-before-you-act trust gate for AI agents. It provides five tools for safety checks, operates keyless with pay-per-call via x402 (USDC on Base), and returns every verdict with an Ed25519-signed receipt.

How to use VerityLayer?

Run the MCP server with npx -y @veritylayer/mcp. The tools are invoked automatically by the MCP client; no manual configuration or API key is needed. For more details, visit veritylayer.dev.

Key features of VerityLayer

Fail-closed, verify-before-you-act design for AI agents.
Five tools: verify_fact, detect_injection, moderate_content, redact_pii, guard_action.
Keyless authentication – no API key required.
Pay-per-call via x402 using USDC on Base.
Every verdict includes an Ed25519-signed receipt for trust.

Use cases of VerityLayer

Fact-check AI agent outputs before executing actions.
Detect prompt injections and jailbreak attempts in real time.
Moderate content generated by AI responses.
Redact personally identifiable information (PII) from text.
Guard agent actions against unsafe or prohibited operations.

FAQ from VerityLayer

What is the pricing model?

Pay-per-call via x402 using USDC on the Base blockchain; no upfront costs or API keys needed.

How is trust enforced?

Every verdict is accompanied by an Ed25519-signed receipt, allowing independent verification of each decision.

What tools does VerityLayer provide?

Five tools: verify_fact, detect_injection, moderate_content, redact_pii, and guard_action.

Do I need to register for an API key?

No, VerityLayer is keyless – just run the MCP server and use the tools.

What blockchain does it use for payments?

Payments are processed on the Base blockchain via the x402 protocol using USDC.

Frequently asked questions

What is the pricing model?

Pay-per-call via x402 using USDC on the Base blockchain; no upfront costs or API keys needed.

How is trust enforced?

Every verdict is accompanied by an Ed25519-signed receipt, allowing independent verification of each decision.

What tools does VerityLayer provide?

Five tools: verify_fact, detect_injection, moderate_content, redact_pii, and guard_action.

Do I need to register for an API key?

No, VerityLayer is keyless – just run the MCP server and use the tools.

What blockchain does it use for payments?

Payments are processed on the Base blockchain via the x402 protocol using USDC.

Comments

Basic information

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