Deposit stake for an agent as a trust proof.

Higher stake = higher trust tier. Tiers: unverified → bronze → silver → gold → platinum. Stake can be slashed for bad behavior.

Args: agent_id: Unique identifier for the agent (e.g. DID, UUID, name) amount: Amount to stake (must be > 0) currency: Currency/token for the stake (default: REP)

Verify an agent's stake status and trust level.

Returns current balance, trust tier, slash history, and trust score.

Args: agent_id: Agent identifier to look up

Get a stake-weighted reputation score for an agent (0-100).

Combines stake size, slash history, and membership duration. Returns score, grade (A+ to F), and breakdown.

Args: agent_id: Agent identifier to evaluate

Slash an agent's stake for bad behavior (fraud, non-delivery, rule violations).

The slash is permanently recorded in the agent's history. Slash events reduce the agent's trust score and tier.

Args: agent_id: Agent to slash slash_amount: Amount to slash from their stake reason: Description of the bad behavior (logged permanently)

Open a dispute between two agents.

If the defendant loses, their stake is automatically slashed by the stake_at_risk amount.

Args: claimant_id: Agent filing the complaint defendant_id: Agent being accused description: What happened (will be permanently logged) stake_at_risk: Amount of defendant's stake to slash if they lose

Resolve an open dispute and optionally slash the loser's stake.

If claimant wins, defendant's stake is automatically slashed by the disputed amount.

Args: dispute_id: ID of the dispute to resolve (from dispute_open) winner_id: Agent ID of the winner (claimant or defendant) resolution_notes: Explanation of the resolution decision

Get the trust leaderboard — top staked agents ranked by trust score.

Shows the most trustworthy agents in the network. Higher stake + no slashes + longer membership = better ranking.

Args: top_n: Number of agents to show (default: 10)