{"uid":"cap_BtksRxYGJYiB-xZyY_gFo","slug":"local-rank-tracker-grid-coordinate-calculator-af90b84b","name":"Local Rank Tracker Grid Coordinate Calculator","description":"40+ public web-data, SERP, e-commerce, real-estate, finance and AI-search APIs, payable per call over x402 (USDC on Base, Polygon, Arbitrum). No account or API key required. Most endpoints $0.003; AI-model endpoints $0.005.","url":"https://x402.openwebninja.com/local-rank-tracker/calculate-grid-coordinates","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_r2ZU21JfQb1x1M1_d1W3K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates a grid of geographic coordinate points centered on a location for local SEO rank tracking across a configurable area","exampleAgentPrompt":"Generate a 5x5 geo-grid of coordinate points centered on latitude 37.341759, longitude -121.938314 with a 2 km radius so I can track local search rankings across that area.","exampleUseCases":null,"resultDescription":"Returns an array of latitude/longitude coordinate objects, each tagged with row-column indices, forming a grid pattern centered on the input location. Also includes echoed request parameters and a unique request ID for tracking.","failureModes":["Missing required query parameters (lat, lng, grid_size, radius) returns a 400 error","Invalid grid_size value not in enum [3,5,7,9,11,13,15] returns a validation error","Out-of-range latitude or longitude values may cause unexpected results or errors","Payment not provided or insufficient USDC balance returns a 402 Payment Required","Rate limiting may cause intermittent failures at high call volumes"],"whenToPreferThis":"Use this endpoint when you need to generate a structured geographic grid of lat/lng points around a center coordinate for local SEO rank tracking workflows. It is specifically designed for local rank tracker tools that need evenly distributed sampling points within a radius, supporting configurable odd-numbered grid sizes from 3x3 to 15x15.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:53:06.022Z","isFirstParty":false}