{"uid":"cap_kkRa6dX3FB8AQoVrWydcA","slug":"synthora-blockscout-multi-chain-metrics-oracle-f2089eb8","name":"SYNTHORA Blockscout Multi-Chain Metrics Oracle","description":"Returns per-chain explorer metrics (average block time, live gas prices slow/average/fast, gas used today, total addresses, total blocks, network utilization, market cap) from public Blockscout instances for Base, Optimism, Gnosis and Ethereum. Serves autonomous cross-chain agents and A2A schedulers picking the cheapest, least-congested chain to transact on. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","url":"https://blockscout-chain-stats-multichain.hergertsynthora.com/service","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"keys":{"type":"string","description":"keys"},"caller":{"type":"string","description":"caller"},"payload":{"type":"string","description":"payload"},"provides":{"type":"string","description":"provides"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"blockscout-chain-stats-multichain","result":{"coin_price":"1797.4","gas_prices":{"fast":0.02,"slow":0.01,"average":0.01},"total_blocks":"48294894","gas_used_today":"1273974157481","total_gas_used":"0","total_addresses":"917069280","average_block_time":2000,"total_transactions":"6785087263","transactions_today":"7788438"},"provenance":{"url":"https://base.blockscout.com/api/v2/stats","source":"Blockscout Multi-Chain Metrics Oracle"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3znQFUfTcVg1XpmDumdYb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns live per-chain explorer metrics (block time, gas prices, gas used, addresses, blocks, transactions, market cap) from public Blockscout instances for Base, Optimism, Gnosis, and Ethereum.","exampleAgentPrompt":"Pull the latest Blockscout metrics for Base, Optimism, Gnosis, and Ethereum — I need the slow, average, and fast gas prices and average block time for each chain so I can pick the cheapest one to transact on right now.","exampleUseCases":[{"title":"Cheapest chain for DeFi transaction","prompt":"I need to execute a DeFi swap and want to spend as little on gas as possible — can you check the current slow and average gas prices across Base, Optimism, Gnosis, and Ethereum and tell me which chain is cheapest right now?"},{"title":"Cross-chain agent scheduling","prompt":"My automation bot needs to pick the least congested EVM chain before it submits a batch of transactions — fetch the live block times and network utilization from Blockscout for Base, Optimism, Gnosis, and Ethereum so it can decide where to route the batch."},{"title":"Daily blockchain activity dashboard","prompt":"Give me a summary of today's on-chain activity across Base, Optimism, Gnosis, and Ethereum — transactions today, gas used today, total addresses, and the current ETH price from Blockscout so I can update my morning report."}],"resultDescription":"A JSON object with ok:true and a result containing coin_price, gas_prices (slow/average/fast in Gwei), total_blocks, gas_used_today, total_addresses, average_block_time (in ms), total_transactions, and transactions_today, sourced from Blockscout public explorer APIs for the queried chain. Also includes provenance metadata showing the source URL and oracle name.","failureModes":["Upstream Blockscout API unavailable for a specific chain — partial or null result for that chain","Invalid or missing keys/caller fields — authentication rejection","Network timeout if Blockscout instances are slow to respond","Stale data if Blockscout explorer is lagging behind chain head","Malformed payload causing 400-level error"],"whenToPreferThis":"Choose this endpoint when an autonomous agent or scheduler needs real-time, cross-chain gas and network metrics from Blockscout explorers without building direct integrations to each chain's API. Ideal for routing decisions (cheapest/least-congested chain), DeFi automation, and dashboards that need unified multi-chain stats (Base, Optimism, Gnosis, Ethereum) in a single call. Prefer over building direct Blockscout API calls when you need aggregation across chains or when operating in an x402 micropayment environment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:33:31.061Z","isFirstParty":false}