US federal grant opportunities from Grants.gov
US federal grant opportunities from Grants.gov: title, number, agency, open and close dates, status and link; search by keyword (AI, energy, health...) and agency (NSF, NIH, DOE...), open or forecasted.
Answeringour last check, 2026-10-03
1 of 1checks answered this week
330 msmedian answer time
$0.003listed price per call
$0.003price 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.vextorium.com/subvenciones-eeuu-pago
| Category | Search and research |
|---|---|
| Provider host | api.vextorium.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 |
|---|---|---|---|---|
| 2026-10-03 | valid payment request | 402 | $0.003 | 330 ms |
Example input (from the provider)
{
"body": {
"buscar": "artificial intelligence",
"limite": 2
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"agencia": {
"type": "string"
},
"buscar": {
"type": "string"
},
"estado": {
"enum": [
"abiertas",
"previstas",
"todas"
],
"type": "string"
},
"limite": {
"type": "integer"
}
},
"required": []
},
"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": {
"properties": {
"agencia": {},
"busqueda": {
"type": [
"string",
"null"
]
},
"convocatorias": {
"items": {
"properties": {
"agencia": {
"type": [
"null",
"string"
]
},
"apertura": {
"type": [
"null",
"string"
]
},
"cierre": {
"type": [
"null",
"string"
]
},
"codigo_agencia": {
"type": [
"null",
"string"
]
},
"enlace": {
"type": [
"null",
"string"
]
},
"estado": {
"type": [
"null",
"string"
]
},
"numero": {
"type": [
"null",
"string"
]
},
"titulo": {
"type": [
"null",
"string"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"estado": {
"type": [
"string",
"null"
]
},
"fuente": {
"type": [
"string",
"null"
]
},
"total": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}