MemData Persistent memory for autonomous agents. Your wallet is your identity. Core Concept Your wallet address IS your identity. First payment auto-creates your account. Same wallet = same memories across all sessions. No registration. No API keys. Just pay and use. Session Flow Authentication x402 payment protocol. USDC on Base (eip155:8453). Every endpoint (except /status): 1. Returns 402 with payment requirements 2. You sign payment with wallet 3. Retry with header 4. Request succeeds Pricing | Endpoint | Cost | |----------|------| | /query | $0.001 | | /ingest | $0.005 | | /identity | $0…