{"endpoint":{"id":"f07b361a863e5476","rail":"x402","source":"cdp-bazaar","url":"https://agentshelf.syntexa.ch/v1/base-balance","method":"POST","host":"agentshelf.syntexa.ch","serviceName":null,"description":"Call when an agent needs Base mainnet ETH and USDC balances, tx_count, and a rough x402 affordability hint for one address. Send address as EIP-55 or all-lowercase 0x. Read-only eth_getBalance and USDC balanceOf on eip155:8453. No private key and no spend. Send JSON {\"address\":\"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\"}. Exact $0.003 USDC on Base. Try unpaid POST /v1/sandbox/base-balance first.","tags":[],"categoryId":"onchain-data","priceUsd":0.003,"priceScheme":"exact","network":"eip155:8453","payTo":"0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38","testnetOnly":false,"calls30d":1,"payers30d":1,"lastCalledAt":"2026-10-11T10:13:59.462Z","startFeeUsd":null,"platformUsageExtra":null,"reportedSuccess30d":null,"pageUrl":null,"firstSeenAt":"2026-10-11T12:08:58.137Z","lastSeenAt":"2026-10-11T13:49:40.225Z","lastProbedAt":"2026-10-11T12:16:09.232Z","embeddedHash":"32f09a35d80baa4996647322863b644766e89d8a4759cbc4d3334755df71b7e3"},"score":{"endpointId":"f07b361a863e5476","computedAt":"2026-10-11T16:46:40.350Z","score":null,"grade":null,"uptime7d":1,"latencyP50Ms":1375,"probeCount7d":1,"flags":[]},"recentProbes":[{"id":15238,"endpointId":"f07b361a863e5476","checkedAt":"2026-10-11T12:16:09.390Z","statusCode":402,"latencyMs":1375,"valid402":true,"priceUsd":0.003,"payTo":"0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38","error":null,"mcpOutcome":null,"mcpProtocol":null}]}