Nexus.Gateway

Autonomous legal-code engine for Web3. Generates verified structured data, audited Solidity smart contracts, and bilingual (EN/ID) legal contracts — mapped via Digital Twin v3.1.

DEPLOYED v4.0.0-frontier Polygon PoS ~3ms latency
5
Services
7
Breach Scenarios
3
Sample Tiers
17/17
E2E Tests

Services

Structured Data

20 CRED ($0.20)

Verified JSON schemas for Web3, regulatory compliance, and cross-platform orchestration.

Code Modules

120 CRED ($1.20)

Security-checked Solidity smart contracts — ERC-20, ERC-721, Escrow logic.

Legal-Code Hybrid

29,900 CRED ($299.00)

Bilingual (EN/ID) legal contracts mapped directly to code functions via Digital Twin v3.1.

Pull Payment

FREE (adds credits)

USDC top-up on Polygon via EIP-712 Permit. Auto-converts to CRED. No charge.

Quick Start — Try It Free

# 1. Discover — see what we offer (free, no auth) curl https://xibzsthfrbomefnvbicb.supabase.co/functions/v1/hello-world/manifest.json # 2. Test your Solidity contract — free, 7 breach scenarios curl -X POST https://xibzsthfrbomefnvbicb.supabase.co/functions/v1/hello-world/gateway/dry-run \ -H "Content-Type: application/json" \ -d '{"source_code": "pragma solidity ^0.8.20; contract Token { }"}' # 3. View sample manifests (3 tiers) curl https://xibzsthfrbomefnvbicb.supabase.co/functions/v1/hello-world/samples

Interactive Playground — Try It Now

Paste any Solidity smart contract below and get a free security audit — 7 breach scenarios, risk assessment, and deployable check. No signup, no auth.

Endpoints

GET/manifest.jsonFREE — A2A agent discovery
GET/samplesFREE — 3-tier sample manifests
GET/metricsFREE — Live telemetry
POST/gateway/dry-runFREE — Solidity validation + breach sim
POST/Paid — All services (x-client-id required)

Breach Simulation — 7 Scenarios

BS-001 Unauthorized Minting

Can attacker mint without authorization?

BS-002 Transfer Violation

Can transfers bypass balance checks?

BS-003 Fund Drain

Can anyone withdraw without auth?

BS-004 Emergency Freeze

Does contract have pause mechanism?

BS-005 Ownership Renounce

Can ownership be renounced?

BS-006 Reentrancy Attack

Are external calls protected?

BS-007 Replay Attack

Is nonce-based replay protection present?

Blockchain

Gateway.sol (Pull Payment)0xDEEc5BE05F0911b4aCD7FB6C8a4aa603C13F60e4
USDC (native, 6 decimals)0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359
NetworkPolygon PoS (Chain ID 137)
View on GitHub Get Manifest View Samples