Status

Is Keelson up?

Read live from the API every 30 seconds. PayPal runs on its sandbox and the contracts on Arbitrum Sepolia, so no real money moves; the TEEs, the log and the models are the real thing.

Checking…

PayPal
Sandbox
TEE leg A · Intel TDXProduction
TEE leg B · AWS NitroProduction
Alibi log
Production
Checkpoint anchor
Testnet
Relayer · Arbitrum Sepolia
Testnet
DatabaseProduction
Event busProduction

Bonds on the log

Two checkpoints of the log, signed by its key, with different roots for one size slash its bond: a bounty to whoever submits them, the rest to Keelson's reserve. The contract verifies the signatures on chain.

Where each piece runs

Dependency	Runs on	What it does here
PayPal	Sandbox	Orders, holds, captures, refunds, payouts and disputes. No real money moves.
Arbitrum Sepolia	Testnet	Bond vault, reserve, verdict verifier and the log's checkpoint anchor. Test PYUSD.
TEE leg A · Intel TDX on Phala Cloud	Production	Real attested hardware. Issues mandates, reads PayPal, countersigns.
TEE leg B · AWS Nitro Enclaves	Production	Real attested hardware. Re-evaluates every cart; both signatures are required.
Alibi log and witnesses	Production	Public append-only Merkle log, checkpoints co-signed by independent witnesses.
Claude (Anthropic API)	Production	Compiles mandates, drives the shopping agent and the red team, drafts dispute answers.
Agent browser (Kernel)	Production	The shopping agent's cloud browser, with a read-only live view.
Demo store	Sandbox	RunFast, a store we run so attacks can be planted; it checks out with PayPal sandbox.