Store a secret (credential, token, key) for later retrieval — encrypted at rest (AES-256-GCM). Returns an id + access token; fetch later by id+token. Max 16KB. For agent state that must survive across runs.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.002000 USDC | 0xA437...5561 |
| Polygon | exact | $0.002000 USDC | 0xA437...5561 |
| Arbitrum One | exact | $0.002000 USDC | 0xA437...5561 |
| nano:mainnet | exact | 5752000000.000000 tokens | nano_3...z4ss |