Arctic or Antarctic sea ice extent from NSIDC
Arctic or Antarctic sea ice extent from NSIDC - latest daily value, anomaly versus the 1991-2020 mean for the same day, rank, record low and recent history
Answers HTTP 404 without x402 payment termsour last check, 2026-10-18
0 of 1checks answered this week
n/amedian answer time
$0.01listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://saylorinnovations.com/api/climate/sea-ice
| Category | Everything else |
|---|---|
| Provider host | saylorinnovations.com |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | no x402 terms | 404 | 19 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"days": "14",
"hemisphere": "north"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"POST",
"PUT",
"PATCH",
"DELETE",
"HEAD"
],
"type": "string"
},
"queryParams": {
"properties": {
"days": {
"description": "optional 1-365 of history, default 30",
"type": "string"
},
"hemisphere": {
"description": "north (default) or south",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"anomaly_million_km2": {
"description": "Anomaly million km2",
"type": [
"number",
"null"
]
},
"anomaly_percent": {
"description": "Anomaly, as a percentage",
"type": [
"number",
"null"
]
},
"date": {
"description": "Date (YYYY-MM-DD)",
"type": "string"
},
"extent_million_km2": {
"description": "Extent million km2",
"type": "number"
},
"hemisphere": {
"type": "string"
},
"history": {
"description": "Historical values, in time order",
"type": "array"
},
"note": {
"description": "Caveat or context for reading the result",
"type": "string"
},
"rank_lowest_for_date": {
"description": "Rank lowest for date",
"type": "number"
},
"record_low_for_date": {
"description": "Record low for date"
},
"same_day_1991_2020_mean": {
"description": "Same day 1991 2020 mean",
"type": [
"number",
"null"
]
},
"same_day_last_year": {
"description": "Same day last year",
"type": [
"number",
"null"
]
},
"source": {
"description": "Data source the values come from",
"type": "string"
},
"years_compared": {
"description": "Years compared",
"type": "number"
}
},
"required": [
"hemisphere",
"extent_million_km2",
"history"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}