# sol-rugcheck - Solana token safety for AI agents

Pre-trade safety check for Solana SPL tokens. Pay-per-call $0.01 USDC via x402 on Solana or Base. No API key.

## Endpoint
POST https://base-sol-rugcheck.vercel.app/api/rugcheck
Body: { "token": "<solana mint address>" }

## What it checks (GoPlus Solana data)
- Freeze authority (can the issuer freeze your account and block selling)
- Mint authority (can the issuer mint more supply)
- Transfer controls (Token-2022 transfer hook / transfer fee)
- Holder concentration (top holder and top-10 %, excluding LP)
- DEX liquidity presence

## Verdict
GO / CAUTION / DANGER. Freeze authority active or non-transferable forces DANGER.
A GO means no red flags were found in the checks performed, NOT "safe".

## Payment
Unpaid requests return HTTP 402 with x402 terms (USDC).
- Solana: pay to CCM8i6pzPYvH9W8FLKivKhrfeKzmf1oJAhMpCGSAFS18
- Base: pay to 0xcd6b6d99b7751ff30b68fa1365488eb73fa7cefa
Pay with an x402 client and retry. No account needed.