{"uid":"cap_OVeWlQLmNRT-UpxcT1IP4","slug":"kyber-key-encapsulation-mcp-322a4c7f","name":"Kyber Key Encapsulation 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/kyber-key-encapsulation-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":"0.35","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":"$0.35/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.35","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.35","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6R346u9WQckaXsW8GC4ou","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.35","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs Kyber post-quantum key encapsulation, generating or processing cryptographic key pairs using the Kyber KEM algorithm for quantum-resistant secure key exchange.","exampleAgentPrompt":"Run Kyber key encapsulation on this public key data so I can establish a quantum-resistant shared secret: [base64-encoded public key bytes].","exampleUseCases":[{"title":"Quantum-safe key exchange setup","prompt":"I need to perform Kyber key encapsulation on this recipient's public key so we can establish a post-quantum secure shared secret for our encrypted messaging session — here's the public key data in base64."},{"title":"Post-quantum TLS handshake keying","prompt":"Can you run a Kyber KEM encapsulation using this server's public key to derive a shared secret for our quantum-resistant TLS handshake? The key data is: [base64 key bytes]."},{"title":"Hybrid encryption key wrapping","prompt":"I want to encapsulate a symmetric encryption key using Kyber post-quantum KEM so that only the holder of the matching private key can recover it — please process this key material and return the ciphertext and encapsulated secret."}],"resultDescription":"Returns the result of the Kyber key encapsulation operation, typically including an encapsulated ciphertext and/or shared secret bytes that can be used to derive symmetric encryption keys, along with any relevant metadata about the KEM operation performed.","failureModes":["Invalid or malformed public key data causes encapsulation failure","Unsupported Kyber variant (e.g. wrong key length for Kyber-512 vs 768 vs 1024) returns an error","Empty or missing data field returns a 400 bad request","Payment not completed or insufficient USDC balance returns 402","Malformed base64 or binary encoding in input causes parsing error"],"whenToPreferThis":"Choose this endpoint when you need post-quantum (PQC) key encapsulation using the CRYSTALS-Kyber (FIPS 203 / ML-KEM) algorithm, particularly in agentic workflows requiring quantum-resistant key exchange without standing up your own cryptographic infrastructure. Prefer this over classical RSA or ECDH key exchange when preparing for quantum-threat scenarios or when compliance requires NIST PQC standards.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T06:55:15.143Z","isFirstParty":false,"canonicalSlug":"kyber-key-encapsulation-mcp-322a4c7f"}