{"uid":"cap_pUnuzGleJr2vdsmQjcKE1","slug":"google-autocomplete-via-serper-401d4a4e","name":"Google Autocomplete via Serper","description":"Google Autocomplete - returns search query suggestions based on a prefix. Use for keyword research, SEO, understanding search intent, or building search-ahead UIs.","url":"https://x402.orthogonal.com/serper/autocomplete?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"q":{"type":"string","description":"Search query prefix to get suggestions for"},"gl":{"type":"string","description":"Country code (e.g. us, uk, de)"},"hl":{"type":"string","description":"Language code (e.g. en, es, fr)"},"location":{"type":"string","description":"Location name for localized suggestions"}}},"responseSchema":null,"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_U8n3aYNNtjY04U-paf-ue","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":"Returns search query suggestions based on a prefix, powered by Google Autocomplete, for keyword research, SEO, and search-ahead UIs.","exampleAgentPrompt":"What are the Google autocomplete suggestions for 'best coffee' in the US in English? I want to see what people are searching for when they type that prefix.","exampleUseCases":[{"title":"SEO keyword expansion for content","prompt":"Give me all the Google autocomplete suggestions for 'intermittent fasting' in the US in English — I want to find long-tail keyword ideas for a new blog post."},{"title":"Localized search-ahead for e-commerce","prompt":"What are the Google search suggestions for 'running shoes' in Germany with country code 'de' and language 'de'? I'm building a search-ahead feature for our German storefront."},{"title":"Understanding competitor search intent","prompt":"Show me the Google autocomplete suggestions for 'best project management' in English for the US — I need to understand what search intent people have around that topic."}],"resultDescription":"A list of Google Autocomplete query suggestions matching the provided prefix, optionally scoped by country, language, and location. Returns the same suggestions a user would see in Google's search box.","failureModes":["Empty prefix returns no meaningful suggestions","Invalid country or language codes may return default suggestions or errors","Very niche or misspelled prefixes may return few or zero suggestions","Rate limit exceeded if too many requests are made in quick succession","Payment failure if USDC balance is insufficient for the $0.002 per-call fee"],"whenToPreferThis":"Choose this endpoint when you need real Google Autocomplete suggestions for a query prefix, especially for keyword research, SEO planning, understanding search intent, or building type-ahead search UIs. It supports localization via country and language codes, making it suitable for international SEO workflows. Prefer this over generic search APIs when you specifically want autocomplete/suggestion data rather than full search results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:39:21.348Z","isFirstParty":false,"canonicalSlug":"google-autocomplete-via-serper-401d4a4e"}