{"uid":"cap_lMC3Qqz2q3Fg5ItCZUVgm","slug":"memory-mcp-semantic-memory-search-cffb74c0","name":"memory-mcp Semantic Memory Search","description":"Persistent memory for AI agents, paid per call via x402 (USDC, Base mainnet) — your wallet is your private, semantically-indexed memory namespace. Write $0.001, search $0.002, export $0.01; free trial + $2/30d unlimited subscription. MCP + HTTP. No account, no API key.","url":"https://mem.borisinc.com/paid/memory/search","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["query"],"properties":{"k":{"type":"integer","description":"Max results (default 5, cap 20)"},"query":{"type":"string","description":"Semantic search query"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"results":[{"id":42,"score":0.83,"content":"User prefers metric units"}],"namespace":"0xabc..."}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cpTH1UnK0MIThEK6aOiBJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Semantically searches an AI agent's private, wallet-scoped persistent memory store and returns the top-k most relevant stored memories.","exampleAgentPrompt":"Search my memory-mcp memory for anything related to 'preferred programming languages' and return the top 3 most relevant results.","exampleUseCases":[{"title":"Retrieve past client preferences from agent memory","prompt":"Search my memory for anything about what clients have told me regarding their budget constraints and project timelines, then show me the top 5 most relevant memories so I can tailor my next proposal."},{"title":"Find stored dietary and allergy information","prompt":"Look up my memory-mcp for any notes I've recorded about dietary restrictions, food allergies, or meal preferences, and give me the top results so I can plan meals safely."},{"title":"Recall agent context about team skills","prompt":"Search my agent memory for past information about my team members' technical strengths and project experience, then return the top 3 most similar matches to help me assign new tasks."}],"resultDescription":"Returns a JSON object with a 'results' array where each item has an integer ID, a float relevance score (e.g. 0.83), and the stored content string; plus a 'namespace' field showing the wallet address used as the memory namespace.","failureModes":["Missing required 'query' parameter returns 400 error","Payment not attached or insufficient USDC balance causes 402 Payment Required","k value exceeds cap of 20 returns clamped or error response","No memories stored in namespace yet returns empty results array","Invalid wallet/namespace returns empty or unauthorized response"],"whenToPreferThis":"Use this endpoint when an AI agent needs to semantically retrieve previously stored memories scoped to a specific wallet address, without requiring an account or API key — especially in x402 micropayment-enabled workflows on Base mainnet where per-call billing ($0.002 USDC) is acceptable and privacy via wallet namespace is desired.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:39:50.587Z","isFirstParty":false}