{"uid":"cap_SveyAhE9kG_Em-PTbewVZ","slug":"nexusapi-ai-chat-endpoint-72bb9ba3","name":"NexusAPI AI Chat Endpoint","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://nexus-api-peach-nine.vercel.app/api/ai/chat?utm_source=zero.xyz","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":"0.123978","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":"$0.123978/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.123978","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.123978","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jm30wVhW7zLubXC8UgyXK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.123978","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Sends a natural language query to an AI chat model and returns a generated text response","exampleAgentPrompt":"Ask the NexusAPI AI chat endpoint this question and give me the response: 'What are the top three use cases for blockchain technology in supply chain management?'","exampleUseCases":[{"title":"Supply chain transparency verification","prompt":"Ask the NexusAPI AI chat endpoint to explain how blockchain can help track product authenticity from manufacturer to consumer, then tell me the key benefits."},{"title":"Quick crypto market trend analysis","prompt":"Query the NexusAPI AI model to give me a brief explanation of what factors typically drive Ethereum price movements, and share the main points with me."},{"title":"Social media content strategy advice","prompt":"Send a question to the NexusAPI AI chat service asking for three ways an e-commerce brand can use TikTok to increase customer engagement, then summarize the response."}],"resultDescription":"Returns an API response object containing the AI-generated text answer or chat reply corresponding to the submitted query string.","failureModes":["Payment not received or insufficient USDC — returns 402 Payment Required","Missing or empty query field — returns 400 Bad Request","Model unavailable or overloaded — returns 500 Internal Server Error","Malformed JSON body — returns 400 Bad Request","Query exceeds token/length limits — returns 400 or 413 error"],"whenToPreferThis":"Choose this endpoint when you need a pay-per-call AI chat capability without managing API keys, and are comfortable paying ~$0.12 USDC per call on Base. Useful for infrequent or bursty AI chat needs where a subscription model is overkill.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T06:37:45.673Z","isFirstParty":false,"canonicalSlug":"nexusapi-ai-chat-endpoint-72bb9ba3"}