Munition Exa Answer
Munition Exa Answer: x402-paid cited answers for AI agents. Pay 0.01 USDC to get a direct answer to a question grounded in live web search, with the source pages as citations.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
627 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.munition.io/v1/exa/answer
| Category | Search and research |
|---|---|
| Provider host | api.munition.io |
| Networks | eip155:137, eip155:42161, 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 |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 627 ms |
Example input (from the provider)
{
"body": {
"query": "Who maintains the x402 protocol?",
"text": false
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"query": {
"description": "Question to answer.",
"maxLength": 2000,
"minLength": 1,
"type": "string"
},
"text": {
"default": false,
"description": "Include full text of each citation.",
"type": "boolean"
}
},
"required": [
"query"
],
"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": {
"properties": {
"answer": {
"type": "string"
},
"citations": {
"items": {
"properties": {
"author": {
"type": [
"string",
"null"
]
},
"highlights": {
"items": {
"type": "string"
},
"type": "array"
},
"publishedDate": {
"type": [
"string",
"null"
]
},
"score": {
"type": [
"number",
"null"
]
},
"summary": {
"type": [
"string",
"null"
]
},
"text": {
"description": "Page text when contents were requested.",
"type": [
"string",
"null"
]
},
"title": {
"type": [
"string",
"null"
]
},
"url": {
"format": "uri",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": "array"
},
"meta": {
"properties": {
"answeredAt": {
"format": "date-time",
"type": "string"
},
"citationCount": {
"type": "integer"
}
},
"required": [
"citationCount",
"answeredAt"
],
"type": "object"
},
"query": {
"type": "string"
}
},
"required": [
"query",
"answer",
"citations",
"meta"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}