{"uid":"cap_4XXY_r7QhYtqe1HJMVdeW","slug":"json-shallow-merge-utility-6d4cd8eb","name":"JSON Shallow Merge Utility","description":"Machine-callable x402-paid utilities for autonomous agents.","url":"https://creator-desk-x402-isolated.onrender.com/v1/utility/json-merge-shallow?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"value":{},"options":{"type":"object"}}},"responseSchema":{"type":"json","example":{"result":"example","operation":"json_merge_shallow"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Pu0RPym_WviG6WB_dbfmc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs a shallow merge of two or more JSON objects, combining their top-level keys without deep recursion","exampleAgentPrompt":"Shallow-merge these two JSON objects for me — take {\"theme\": \"dark\", \"fontSize\": 14} and merge in {\"fontSize\": 16, \"language\": \"en\"} so the second object's top-level keys overwrite the first's.","exampleUseCases":[{"title":"Merging config overrides into defaults","prompt":"I have a default config {\"timeout\": 30, \"retries\": 3, \"debug\": false} and a user override {\"debug\": true, \"retries\": 5} — can you shallow-merge them so the user settings win at the top level?"},{"title":"Combining two API response objects","prompt":"I got two JSON responses from different endpoints and I want to combine their top-level fields into one object: {\"userId\": \"abc\", \"plan\": \"free\"} and {\"plan\": \"pro\", \"region\": \"us-east\"} — please shallow-merge them."},{"title":"Applying feature flags over base settings","prompt":"Can you shallow-merge my base feature flags {\"featureA\": false, \"featureB\": false, \"featureC\": true} with the new rollout flags {\"featureA\": true, \"featureD\": true} so only top-level keys are overwritten?"}],"resultDescription":"Returns a JSON object containing the result of the shallow merge operation, with top-level keys from the input objects combined — later keys overwrite earlier ones. Also includes an 'operation' field confirming 'json_merge_shallow' was applied.","failureModes":["Invalid or malformed JSON input causes a parse error response","Missing required 'value' field returns a validation error","Passing a non-object type (e.g. array or primitive) may result in unexpected merge behavior or an error","Network timeout on the Render-hosted service if cold-starting","Payment failure via x402 protocol blocks the request before processing"],"whenToPreferThis":"Choose this endpoint when you need a fast, paid-per-call shallow merge of JSON objects and want a reliable utility microservice rather than implementing merge logic yourself. Ideal for agent workflows that need to combine configuration objects, override defaults, or union API responses at the top level only — without the complexity of deep recursive merging. Best when operating in an x402-enabled payment context where per-call micropayments are acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:47:49.069Z","isFirstParty":false,"canonicalSlug":"json-shallow-merge-utility-6d4cd8eb"}