Connecting authorizes the HyperHelm cockpit to read your address and request signatures. HyperHelm is non-custodial — it never holds your funds and cannot withdraw them. You execute on the venue, HyperHelm only governs the size.
⬡Perps → Hyperliquid MainnetYou approve a no-withdraw agent wallet once; it signs orders locally. Your master key never leaves your wallet.
ⓢSpot → CoW ProtocolYou sign the swap yourself, on the chain you select. It settles on CoW — not on HyperHelm.
The wallet popup will say “Connect to app.hyperhelm.xyz” — that's expected. It authorizes this app to request signatures; it does not move or hold any funds.