Trace an HTTP redirect chain to its final destination without downloading page b
Trace an HTTP redirect chain to its final destination without downloading page bodies. Returns every hop (URL + status), the final URL, and safety warnings — link-safety grounding for agents before they visit or cite a URL. Clean JSON.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
604 msmedian answer time
$0.009listed price per call
$0.009price 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://unwrap.use.x402atlas.com/
| Category | Everything else |
|---|---|
| Provider host | unwrap.use.x402atlas.com |
| Networks | eip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 13 from 9 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.009 | 604 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"url": "https://bit.ly/example"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"url": {
"description": "Absolute URL to trace. Scheme must be http or https; host must be a hostname (not an IP literal), not \"localhost\", and not under a reserved suffix (.local, .internal, .localdomain, .lan, .test); an explicit port must be the scheme default or on the server's allowlist.",
"format": "uri",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"final_url": {
"description": "The last URL reached in the redirect chain",
"type": "string"
},
"hops": {
"description": "Every HEAD request made, in order",
"items": {
"properties": {
"location": {
"description": "Location header value, if any",
"type": "string"
},
"status_code": {
"type": "integer"
},
"url": {
"type": "string"
}
},
"required": [
"url",
"status_code"
],
"type": "object"
},
"type": "array"
},
"queried_at": {
"description": "UTC timestamp the trace was performed",
"format": "date-time",
"type": "string"
},
"redirect_count": {
"description": "Number of 3xx hops followed",
"type": "integer"
},
"redirected": {
"description": "Whether any redirect was followed",
"type": "boolean"
},
"status_code": {
"description": "HTTP status code of the final hop",
"type": "integer"
},
"url": {
"description": "The input URL as parsed",
"type": "string"
},
"warnings": {
"description": "Advisory notes: hop-cap truncation, redirect loops, missing Location, https\u2192http downgrade, or a blocked redirect target",
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"url",
"final_url",
"status_code",
"redirect_count",
"redirected",
"hops",
"warnings",
"queried_at"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}