$0.0002/MB
$0.0002/MB. Join two tables by key — inner, left, right, or outer. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
Answeringour last check, 2026-09-29
1 of 1checks answered this week
680 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
POST https://api.relaystation.ai/v1/data/join
| Category | Everything else |
|---|---|
| Provider host | api.relaystation.ai |
| Networks | eip155:8453 |
| 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 |
|---|---|---|---|---|
| 2026-09-29 | valid payment request | 402 | $0.01 | 680 ms |
Example input (from the provider)
{
"body": {
"from": "csv",
"how": "inner",
"left": {},
"on": [
{
"left": "string",
"right": "string"
}
],
"right": {},
"to": "csv"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"from": {
"description": "A tabular file format: csv, tsv, json (array of objects), or ndjson.",
"enum": [
"csv",
"tsv",
"json",
"ndjson"
],
"type": "string"
},
"how": {
"enum": [
"inner",
"left",
"right",
"outer"
],
"type": "string"
},
"left": {
"description": "cputools input-source: { inline: <base64 \u2264 4 MiB> } or { inputKey: <scratch key from /v1/cputools/upload-url, \u2264 50 MB> }.",
"type": "object"
},
"on": {
"items": {
"properties": {
"left": {
"type": "string"
},
"right": {
"type": "string"
}
},
"required": [
"left",
"right"
],
"type": "object"
},
"minItems": 1,
"type": "array"
},
"right": {
"description": "cputools input-source: { inline: <base64 \u2264 4 MiB> } or { inputKey: <scratch key from /v1/cputools/upload-url, \u2264 50 MB> }.",
"type": "object"
},
"to": {
"description": "A tabular file format: csv, tsv, json (array of objects), or ndjson.",
"enum": [
"csv",
"tsv",
"json",
"ndjson"
],
"type": "string"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"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"
}