{"uid":"cap_0VI_Ubq3Www1qV8uaJXqx","slug":"signaldesk-ai-geometry-distance-calculator-8c6fd07d","name":"SignalDesk AI Geometry Distance Calculator","description":"Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.","url":"https://x402-agent.kariguetoazul.workers.dev/api/geometry/distance?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"lat1":{"type":"number","maximum":90,"minimum":-90,"description":"Latitude in decimal degrees."},"lat2":{"type":"number","maximum":90,"minimum":-90,"description":"Latitude in decimal degrees."},"lon1":{"type":"number","maximum":180,"minimum":-180,"description":"Longitude in decimal degrees."},"lon2":{"type":"number","maximum":180,"minimum":-180,"description":"Longitude in decimal degrees."}}},"responseSchema":{"type":"json","example":{"model":"mean-radius sphere","meters":30985.19707864199}},"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_c6ZMK30Wmb53d3PDMjsGR","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":"Calculates the geodesic distance in meters between two geographic coordinates using a mean-radius sphere model","exampleAgentPrompt":"What's the distance in meters between the coordinates 40.7128° N, 74.0060° W (New York City) and 34.0522° N, 118.2437° W (Los Angeles)?","exampleUseCases":[{"title":"Delivery radius eligibility check","prompt":"Can you tell me the distance in meters between our warehouse at 51.5074° N, 0.1278° W and a customer at 51.6214° N, 0.1546° W so I can check if they're within our 20km delivery zone?"},{"title":"Nearest store location ranking","prompt":"I need the distance in meters between my current position at 48.8566° N, 2.3522° E and a store located at 48.8738° N, 2.2950° E — I'm building a nearest-store finder."},{"title":"Geofence boundary distance check","prompt":"Calculate the distance in meters from coordinates 37.7749° N, 122.4194° W to 37.8044° N, 122.2712° W so I can verify whether a reported event falls outside my geofence perimeter."}],"resultDescription":"A JSON object containing the model used for the calculation ('mean-radius sphere') and the computed distance between the two coordinate pairs expressed in meters as a floating-point number.","failureModes":["Missing or invalid lat/lon values outside -90 to 90 (lat) or -180 to 180 (lon) ranges return validation errors","Payment failure or insufficient USDC balance may block the request under x402 protocol","Malformed JSON body returns a parsing error","Identical coordinates for both points return a distance of 0 meters (valid but may indicate a caller error)"],"whenToPreferThis":"Use this endpoint when you need a quick, accurate great-circle distance computation between two coordinate pairs and want a simple metered API with per-call micropayment pricing via x402. It is best suited for single point-pair distance lookups rather than bulk routing or multi-waypoint navigation. Prefer it over full mapping APIs when you only need raw distance (not routes, turn-by-turn directions, or place lookups).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:37:45.278Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-geometry-distance-calculator-8c6fd07d"}