Bitcoin transaction lookup
Bitcoin transaction lookup: inputs and outputs with types, fee and fee rate, confirmations, block time and RBF signalling, from Bitcoin Core RPC.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
285 msmedian answer time
$0.01listed price per call
$0.01price 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/explorer/bitcoin/tx
| Category | Everything else |
|---|---|
| Provider host | saylorinnovations.com |
| Networks | eip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.01 | 285 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"txid": "f4184fc596403b9d638783cf57adfe4c75c605f6356fbc91338530e9831e9e16"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"txid": {
"description": "the Bitcoin transaction id (64 hex characters)",
"type": "string"
}
},
"required": [
"txid"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"block_hash": {
"description": "Block hash",
"type": [
"string",
"null"
]
},
"block_time": {
"description": "Block time (UTC unless a time zone is given)",
"type": [
"string",
"null"
]
},
"chain": {
"description": "Blockchain the data is for",
"type": "string"
},
"coinbase": {
"type": "boolean"
},
"confirmations": {
"type": "number"
},
"confirmed": {
"type": "boolean"
},
"fee_rate_sat_per_vb": {
"description": "Fee rate sat per vb",
"type": [
"number",
"null"
]
},
"fee_sats": {
"description": "Fee sats",
"type": [
"number",
"null"
]
},
"input_count": {
"description": "Number of input",
"type": "number"
},
"inputs": {
"type": "array"
},
"note": {
"description": "Caveat or context for reading the result",
"type": "string"
},
"output_count": {
"description": "Number of output",
"type": "number"
},
"outputs": {
"type": "array"
},
"replaceable": {
"type": "boolean"
},
"size_bytes": {
"description": "Size, in bytes",
"type": "number"
},
"source": {
"description": "Data source the values come from",
"type": "string"
},
"total_input_sats": {
"description": "Total input sats",
"type": [
"number",
"null"
]
},
"total_output_sats": {
"description": "Total output sats",
"type": "number"
},
"txid": {
"type": "string"
},
"vsize": {
"type": "number"
},
"weight": {
"type": "number"
}
},
"required": [
"chain",
"txid",
"confirmed",
"confirmations",
"input_count",
"output_count",
"total_output_sats",
"inputs",
"outputs",
"note",
"source"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}