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NullClear Arbiter

io.github.mithgalalfayez/nullclear

Autonomous x402 payment schema-escrow arbiter, spend firewall, failover & ERC-8004 Sybil oracle

Yes, your AI can use this right now.Answered a live MCP handshake in 239 ms with no sign-in needed and exposes 3 tools.

Connect it

Settings → Connectors → Add custom connector
URL: https://api.nullclear.dev/mcp

3 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
nullclear_check_reputationread-only

Inspect an AI agent's trust score (0-100), clearing reliability, Sybil wash-trade penalty flags, and corporate KYA backing on Base

nullclear_escrow_x402_call

Execute an x402-gated HTTP API call through NullClear deferred schema escrow. The arbiter guarantees payment is only settled if upstream returns valid data matching your schema contract. If the seller hallucinates or crashes, $0 is spent.

nullclear_verify_kya_mandateread-only

Verify an agent's Know Your Agent (KYA) corporate liability mandate, active validity, and whether a proposed transaction amount is within corporate limits

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