{"protocolVersion": "0.3.0", "name": "SYNTHORA AgentGuard", "description": "SYNTHORA AgentGuard: pre-trade safety verdict (SAFE/CAUTION/BLOCK) for payment/DeFi agents BEFORE they transact. One signed call combines OFAC SDN sanctions screening (address + counterparty), stablecoin peg deviation in bps (DefiLlama/CoinGecko) and counterparty on-chain signal (Base: balance + tx history). Ed25519-signed attestation. Scoring only - never executes trades. POST {\"address\":\"0x..\",\"chain\":\"base\",\"counterparty\":\"0x..\",\"stablecoin\":\"usdc\"}. 0.02 USDC on Base.", "url": "https://agentguard.hergertsynthora.com/service", "preferredTransport": "HTTP+JSON", "additionalInterfaces": [{"url": "https://agentguard.hergertsynthora.com/service", "transport": "HTTP+JSON"}, {"url": "https://agentguard.hergertsynthora.com/a2a", "transport": "JSONRPC"}], "version": "1.0.0", "provider": {"organization": "SYNTHORA", "url": "https://hergertsynthora.com"}, "capabilities": {"streaming": false, "pushNotifications": false, "stateTransitionHistory": false}, "defaultInputModes": ["application/json"], "defaultOutputModes": ["application/json"], "skills": [{"id": "agentguard", "name": "agentguard", "description": "SYNTHORA AgentGuard: pre-trade safety verdict (SAFE/CAUTION/BLOCK) for payment/DeFi agents BEFORE they transact. One signed call combines OFAC SDN sanctions screening (address + counterparty), stablecoin peg deviation in bps (DefiLlama/CoinGecko) and counterparty on-chain signal (Base: balance + tx history). Ed25519-signed attestation. Scoring only - never executes trades. POST {\"address\":\"0x..\",\"chain\":\"base\",\"counterparty\":\"0x..\",\"stablecoin\":\"usdc\"}. 0.02 USDC on Base.", "tags": ["agentguard", "x402", "synthora", "m2m", "a2a"], "examples": ["{\"address\": \"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\", \"chain\": \"base\", \"counterparty\": \"0x28C6c06298d514Db089934071355E5743bf21d60\", \"stablecoin\": \"usdc\"}"], "inputModes": ["application/json"], "outputModes": ["application/json"], "inputSchema": {"type": "object", "properties": {"address": {"type": "string", "description": "EVM address to evaluate (0x.., required)"}, "chain": {"type": "string", "description": "base (default)"}, "counterparty": {"type": "string", "description": "optional 2nd address"}, "stablecoin": {"type": "string", "description": "settlement stablecoin: usdc|usdt|dai (default usdc)"}}, "required": ["address"]}}], "securitySchemes": {"x402": {"type": "http", "scheme": "x402", "description": "HTTP 402 micropayment. 10000 atomic USDC on eip155:8453."}}, "security": [{"x402": []}], "x402": {"network": "eip155:8453", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "10000", "payTo": "0xEf879BFD6C4AccB8F795136de90246e1EC245e06", "resource": "https://agentguard.hergertsynthora.com/service"}, "mcp": {"endpoint": "https://agentguard.hergertsynthora.com/mcp", "transport": "http-jsonrpc"}}