{ "x402Version": 2, "id": 34904, "slug": "34904", "resource": "https://factline.dev/v1/flood-risk", "description": "Use when the user asks if a Dutch address can flood: annual flood probability (any water, over 20, 50 and 200 cm) from Rijkswaterstaat LIWO, 2050 and 2100 climate scenarios, worst-case water depth and ground height vs sea level (AHN). Input: postcode + house number.", "type": "http", "serviceName": "Factline", "resourceType": "Security", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xb58dd178abac67f6d4894437a7fc725cbddb2075", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "4000", "amountUsd": 0.004, "maxTimeoutSeconds": 120 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "fyqifu7otDYanhqr84B9YzZfA5LwRTJ1uFLqDJinMTK", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "4000", "amountUsd": 0.004, "maxTimeoutSeconds": 120 } ], "outputSchema": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "house_number": 100, "postcode": "2517AS" }, "type": "http" }, "output": { "example": { "address": { "city": "'s-Gravenhage", "house_number": 100, "label": "Laan van Meerdervoort 100, 2517AS 's-Gravenhage", "lat": 52.08359668, "lon": 4.29193161, "postcode": "2517AS" }, "flood_probability_over_50_cm_future": { "2050": { "annual": "1 in 3,000 to 1 in 30,000 per year", "class": 2, "label": "very small" }, "2100": { "annual": "1 in 3,000 to 1 in 30,000 per year", "class": 2, "label": "very small" } }, "flood_probability_today": { "any_water": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" }, "over_200_cm": { "annual": "none modelled", "class": 0, "label": "not exposed" }, "over_20_cm": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" }, "over_50_cm": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" } }, "ground_height": { "below_sea_level": false, "metres_nap": 1.44 }, "source": "Rijkswaterstaat LIWO (basisinformatie-overstromingen.nl), AHN via PDOK", "summary": "Chance of flooding deeper than 50 cm: less than 1 in 30,000 per year (extremely small). Worst modelled water depth: 1.44 m.", "worst_case_max_water_depth_m": 1.44 }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "addition": { "description": "Optional house number addition, e.g. 2 or BIS", "type": "string" }, "house_letter": { "description": "Optional house letter, e.g. A", "type": "string" }, "house_number": { "description": "House number, e.g. 1", "minimum": 1, "type": "integer" }, "postcode": { "description": "Dutch postcode, 4 digits + 2 letters, e.g. 3511LX", "pattern": "^[1-9][0-9]{3} ?[A-Za-z]{2}$", "type": "string" }, "q": { "description": "Alternative to postcode: free-text address, e.g. 'Visschersplein 1 Utrecht'", "type": "string" } }, "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "payment-identifier": { "info": { "required": false }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "id": { "maxLength": 128, "minLength": 16, "pattern": "^[a-zA-Z0-9_-]+$", "type": "string" }, "required": { "type": "boolean" } }, "required": [ "required" ], "type": "object" } } }, "tags": [ "netherlands", "europe", "flood-risk", "climate-risk", "insurance", "bazaar", "payment-identifier" ], "sourceHost": "factline.dev", "lastUpdated": "2026-10-12T00:48:55.346Z", "quality": { "calls30d": 5, "uniquePayers30d": 2, "lastCalledAt": "2026-10-12T00:48:55.184Z" }, "metadata": { "serviceName": "Factline", "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "house_number": 100, "postcode": "2517AS" }, "type": "http" }, "output": { "example": { "address": { "city": "'s-Gravenhage", "house_number": 100, "label": "Laan van Meerdervoort 100, 2517AS 's-Gravenhage", "lat": 52.08359668, "lon": 4.29193161, "postcode": "2517AS" }, "flood_probability_over_50_cm_future": { "2050": { "annual": "1 in 3,000 to 1 in 30,000 per year", "class": 2, "label": "very small" }, "2100": { "annual": "1 in 3,000 to 1 in 30,000 per year", "class": 2, "label": "very small" } }, "flood_probability_today": { "any_water": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" }, "over_200_cm": { "annual": "none modelled", "class": 0, "label": "not exposed" }, "over_20_cm": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" }, "over_50_cm": { "annual": "less than 1 in 30,000 per year", "class": 1, "label": "extremely small" } }, "ground_height": { "below_sea_level": false, "metres_nap": 1.44 }, "source": "Rijkswaterstaat LIWO (basisinformatie-overstromingen.nl), AHN via PDOK", "summary": "Chance of flooding deeper than 50 cm: less than 1 in 30,000 per year (extremely small). Worst modelled water depth: 1.44 m.", "worst_case_max_water_depth_m": 1.44 }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "addition": { "description": "Optional house number addition, e.g. 2 or BIS", "type": "string" }, "house_letter": { "description": "Optional house letter, e.g. A", "type": "string" }, "house_number": { "description": "House number, e.g. 1", "minimum": 1, "type": "integer" }, "postcode": { "description": "Dutch postcode, 4 digits + 2 letters, e.g. 3511LX", "pattern": "^[1-9][0-9]{3} ?[A-Za-z]{2}$", "type": "string" }, "q": { "description": "Alternative to postcode: free-text address, e.g. 'Visschersplein 1 Utrecht'", "type": "string" } }, "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "payment-identifier": { "info": { "required": false }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "id": { "maxLength": 128, "minLength": 16, "pattern": "^[a-zA-Z0-9_-]+$", "type": "string" }, "required": { "type": "boolean" } }, "required": [ "required" ], "type": "object" } } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "factline.dev", "manifest_name": "factline.dev", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-14T01:15:01.050Z" }, "exampleResponse": { "example": {}, "type": "string" } }