{"uid":"cap_QiZa4-8eLBwGiZNG2r8rA","slug":"layer2-storage-proof-mcp-4d41f064","name":"Layer2 Storage Proof MCP","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/layer2-storage-proof-mcp/api/process?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.2","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":"$0.2/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_moV7bMu7TEMs__lsbiD27","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.2","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates or verifies layer-2 blockchain storage proofs for on-chain data integrity attestation","exampleAgentPrompt":"Can you generate a layer-2 storage proof for this data string so I can verify its integrity on-chain: '0xabc123deadbeef...'?","exampleUseCases":[{"title":"Prove rollup data inclusion","prompt":"I need to generate a cryptographic storage proof for this layer-2 rollup state data so I can verify it was included on-chain — here's the raw data: '0xdeadbeef4567890abcdef'."},{"title":"Attest off-chain data integrity","prompt":"Can you create a storage proof for this payload I'm about to submit to a smart contract, so the contract can verify it hasn't been tampered with? The data is: 'user_balance:500,timestamp:1718000000'."},{"title":"Audit stored state for compliance","prompt":"I need to verify this piece of layer-2 state data is authentic and provably stored — run a storage proof on '0xf00dface99887766' and tell me if it checks out."}],"resultDescription":"Returns a cryptographic storage proof (likely a Merkle or ZK proof structure) attesting to the validity or inclusion of the submitted data string within a layer-2 storage context, along with a validity status or proof artifact that can be used for on-chain verification.","failureModes":["Invalid or malformed data string returns an error response","Data not found in layer-2 state results in proof generation failure","Service unavailability or timeout during proof computation","Insufficient payment (x402 payment required) blocks access","Empty or null data field causes bad request error"],"whenToPreferThis":"Use this endpoint when you need to cryptographically prove or verify the integrity and inclusion of data stored in a layer-2 blockchain system. It is best suited for agents working in decentralized applications, smart contract interactions, or compliance workflows that require tamper-evident attestation of off-chain or rollup state data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T00:49:56.705Z","isFirstParty":false,"canonicalSlug":"layer2-storage-proof-mcp-4d41f064"}