{"uid":"cap_9YOzxb7G_qNXI2QtqZ6ZG","slug":"primeapi-ai-hashtag-search-e35a80b7","name":"PrimeAPI AI Hashtag Search","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://prime-api-seven.vercel.app/api/ai/hashtag","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.068188","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":"$0.068188/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.068188","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.068188","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hQy3lwYbH8dDVtNwU5QBe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.068188","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches for trending or relevant hashtags on X (Twitter) based on a query string","exampleAgentPrompt":"What are the best hashtags I should use on X for a post about artificial intelligence and machine learning? Search for the most relevant and trending ones.","exampleUseCases":null,"resultDescription":"A list of relevant or trending hashtags on X (Twitter) related to the provided query, potentially including engagement metrics or popularity signals for each tag.","failureModes":["Empty or vague query returns no meaningful hashtags","Query too broad results in generic or low-value hashtags","Rate limiting or upstream X API unavailability returns an error","Payment failure in USDC results in 402 response blocking the call","Trending data may be stale if not refreshed in real time"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to discover relevant or trending hashtags on X (Twitter) for a given topic, keyword, or campaign — especially when building social media content strategies, optimizing post reach, or researching what tags are popular in a niche. Useful when the agent does not have direct X API access or API keys.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:56:48.222Z","isFirstParty":false}