{"uid":"cap_MmnQxvN0iRXAug46ZYtSu","slug":"molcloud-memory-vault-af6d4875","name":"MolCloud Memory Vault","description":"41 pay-per-request AI, search, headless browser, crypto alpha & memory APIs for autonomous agents settling in USDC on Base via x402 v2.","url":"https://api.molcloud.net/api/memory/vault?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"key":{"type":"string","description":"Memory key identifier"},"tags":{"type":"array","items":{"type":"string"},"description":"Optional searchable tags"},"query":{"type":"string","description":"Search query when action=\"search\""},"value":{"description":"JSON value or string to store when action=\"set\""},"action":{"enum":["set","get","list","search","delete"],"type":"string","description":"Memory vault operation"},"namespace":{"type":"string","default":"default","description":"Logical namespace (default: default)"}}},"responseSchema":{"type":"json","example":{"data":{"action":"set","stored":true},"status":"success","endpoint":"/api/memory/vault"}},"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_gb1CfbbxtO_HmvZScZq64","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":"Persistent key-value memory store for AI agents supporting set, get, list, search, and delete operations within logical namespaces","exampleAgentPrompt":"Save the string 'user prefers dark mode and metric units' under the key 'user-preferences' in the 'settings' namespace with tags ['preferences','ui'] so you can recall it later.","exampleUseCases":[{"title":"Persisting user preferences across sessions","prompt":"Store my preference that I always want results in metric units and dark mode UI under the key 'user-prefs' in the 'settings' namespace, tagged with 'preferences' and 'ui', so you can remember it next time."},{"title":"Retrieving prior research context","prompt":"Fetch whatever you stored earlier under the key 'research-summary-2024-06' in the 'projects' namespace so we can pick up where we left off."},{"title":"Searching agent memory by topic","prompt":"Search my agent memory in the 'tasks' namespace for anything related to 'quarterly budget' so I can see what notes you've saved about it."}],"resultDescription":"A JSON object with a 'status' field ('success' or error) and a 'data' object containing the action performed and the result — for 'set' actions, a 'stored: true' confirmation; for 'get' or 'list' actions, the retrieved value(s); for 'search', matching records; for 'delete', a deletion confirmation.","failureModes":["Key not found on 'get' or 'delete' returns error status","Invalid action enum value returns validation error","Missing required 'action' field causes 400-type error","Payment not included or insufficient USDC causes 402 response","Namespace isolation prevents cross-namespace key access","Large value payloads may be rejected or truncated"],"whenToPreferThis":"Choose this endpoint when an AI agent needs lightweight, pay-per-use persistent memory without managing a dedicated database — ideal for autonomous agents that need to store state, context, or intermediate results across invocations and settle micropayments in USDC via x402. Prefer it over self-hosted solutions when low operational overhead and per-call pricing are priorities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T12:40:55.385Z","isFirstParty":false,"canonicalSlug":"molcloud-memory-vault-af6d4875"}