Merges two or more lists of JSON rows (for example leads from Google Maps, a CRM
Merges two or more lists of JSON rows (for example leads from Google Maps, a CRM export and a spreadsheet) into one list and removes the duplicates between them by a key such as phone, email or website, ignoring spacing, case and http/www. Keeps the most complete row, fills its blanks from the duplicates and labels which lists each record was in. Up to 500 rows in all. $0.001 per row sent, $0.002 minimum.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
59 msmedian answer time
$0.002listed price per call
$0.002price 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
POST https://x402-agent-tools.nerolabs.workers.dev/data/merge-dedupe
| Category | Everything else |
|---|---|
| Provider host | x402-agent-tools.nerolabs.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.002 | 59 ms |
Example input (from the provider)
{
"body": {
"dedupKeys": [
"phone"
],
"lists": [
{
"name": "Google Maps",
"rows": [
{
"name": "Acme Plumbing",
"phone": "0117 496 0012",
"website": ""
}
]
},
{
"name": "CRM",
"rows": [
{
"name": "ACME PLUMBING",
"phone": "01174960012",
"website": "https://www.acme.co.uk/"
}
]
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"dedupKeys": {
"description": "Fields that identify the same record, for example [\"phone\"] or [\"website\"]. Leave out to compare whole rows.",
"items": {
"type": "string"
},
"type": "array"
},
"dedupMode": {
"description": "normalized (default) ignores case, spaces, punctuation and http/www, so \"0117 496 0012\" matches \"01174960012\". fuzzy also catches near matches (100 rows at most). none only merges, no dedupe.",
"enum": [
"exact",
"normalized",
"fuzzy",
"none"
],
"type": "string"
},
"fillBlanksFromDuplicates": {
"description": "Default true: copy values the kept row is missing from the duplicates it replaced.",
"type": "boolean"
},
"keepStrategy": {
"description": "Which duplicate to keep: most_complete (default, the row with the most filled fields), first or last.",
"enum": [
"most_complete",
"first",
"last"
],
"type": "string"
},
"lists": {
"description": "Two or more lists to merge, each {\"name\":\"Google Maps\",\"rows\":[{...},{...}]}. Every row is a JSON object. The name is returned on each row as the list it came from.",
"items": {
"type": "object"
},
"type": "array"
},
"similarityThreshold": {
"description": "fuzzy only, 0.5 to 1. Default 0.9.",
"type": "number"
}
},
"required": [
"lists"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}