{"uid":"cap_hjDo7ctkIT7OnVtVqSN6d","slug":"mekong-trade-intel-ping-heartbeat-api-bb0955e9","name":"Mekong Trade Intel Ping / Heartbeat API","description":"Ping / heartbeat API for x402 agents: pong + server timestamp + uptime + host id. Test your x402 payment stack end-to-end. $0.001/call, USDC on Base. No account or API key needed.","url":"https://api.mekongtradeintel.com/ping?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BfQpX3yZldi_GopXtyhrv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a pong response with server timestamp, uptime, and host ID to verify the x402 payment stack and server liveness.","exampleAgentPrompt":"Ping the Mekong Trade Intel heartbeat endpoint and tell me if the server is up — I want to confirm my x402 USDC payment stack is working end-to-end and see the server timestamp and uptime.","exampleUseCases":[{"title":"Validate x402 payment stack integration","prompt":"Send a test ping to confirm my agent can make a $0.001 USDC micropayment on Base and get a valid pong response back — I need to know the whole x402 flow is working before I go live."},{"title":"Monitor API liveness before critical workflow","prompt":"Check if the Mekong Trade Intel API is up right now — ping it and give me the server uptime and host ID so I know it's healthy before I kick off my data pipeline."},{"title":"Debug USDC payment routing in staging","prompt":"My agent is failing to pay for API calls on Base — can you make a cheap test ping call for $0.001 USDC and show me the pong response with timestamp so I can confirm the payment layer is the issue or not?"}],"resultDescription":"A JSON response containing a 'pong' acknowledgment, the current server timestamp in ISO 8601 format, the server uptime duration, and a unique host identifier confirming which server instance handled the request.","failureModes":["Payment failure if wallet has insufficient USDC on Base — returns 402 Payment Required","Network timeout if server is unreachable — no response body","Invalid x402 payment header format — payment rejected before processing","Server error on the host — may return 500 with no pong body"],"whenToPreferThis":"Choose this endpoint when you need the cheapest possible live call to verify an x402/USDC micropayment flow on Base, confirm API liveness before invoking more expensive endpoints, or debug your agent payment stack without side effects. At $0.001/call it is the lowest-cost way to validate end-to-end connectivity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T12:31:25.768Z","isFirstParty":false,"canonicalSlug":"mekong-trade-intel-ping-heartbeat-api-bb0955e9"}