Signed exact-order pre-submit gate for crypto bots using live Coinbase and Gemini execution data.
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Free. Check whether a USD spot pair is covered and inspect the exact $0.01 Base USDC preflight price before paying.
Execution policy for one intended USD-pair spot order.
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Free. Check whether a USD spot pair is covered and inspect the exact $0.01 Base USDC preflight price before paying.
| Argument | Type | Description |
|---|---|---|
| trade* | object | Execution policy for one intended USD-pair spot order. |
{
"type": "object",
"required": [
"trade"
],
"properties": {
"trade": {
"type": "object",
"required": [
"pair"
],
"properties": {
"pair": {
"type": "string",
"pattern": "^[A-Za-z0-9]{2,15}[-/_]USD$",
"description": "USD spot pair, for example BTC-USD."
},
"side": {
"enum": [
"buy",
"sell"
],
"type": "string"
},
"venue": {
"enum": [
"coinbase",
"gemini"
],
"type": "string",
"description": "Optional exact-order venue. Include with side and baseSize."
},
"baseSize": {
"type": "number",
"exclusiveMinimum": 0
},
"orderType": {
"enum": [
"market",
"limit"
],
"type": "string",
"default": "market"
},
"limitPrice": {
"type": "number",
"exclusiveMinimum": 0
},
"minHealthyVenues": {
"type": "number",
"default": 2,
"maximum": 2,
"minimum": 1
},
"maxVenueSpreadBps": {
"type": "number",
"default": 10,
"maximum": 10000,
"minimum": 0
},
"maxQuoteAgeSeconds": {
"type": "number",
"default": 10,
"maximum": 3600,
"minimum": 0
},
"minDepthCoveragePct": {
"type": "number",
"default": 100,
"maximum": 100,
"minimum": 0
},
"maxEstimatedSlippageBps": {
"type": "number",
"default": 25,
"maximum": 10000,
"minimum": 0
},
"maxCrossVenueDivergenceBps": {
"type": "number",
"default": 20,
"maximum": 10000,
"minimum": 0
}
},
"description": "Execution policy for one intended USD-pair spot order.",
"additionalProperties": false
}
},
"additionalProperties": false
}Paid via x402 or MPP: $0.01 USDC on Base. Send the exact order venue, side, and size immediately before submission to obtain a signed PASS, BLOCK, or UNKNOWN from live availability, spread, freshness, depth, slippage, and divergence checks. Fail closed on BLOCK or UNKNOWN.
| Argument | Type | Description |
|---|---|---|
| trade* | object | Execution policy for one intended USD-pair spot order. |
{
"type": "object",
"required": [
"trade"
],
"properties": {
"trade": {
"type": "object",
"required": [
"pair"
],
"properties": {
"pair": {
"type": "string",
"pattern": "^[A-Za-z0-9]{2,15}[-/_]USD$",
"description": "USD spot pair, for example BTC-USD."
},
"side": {
"enum": [
"buy",
"sell"
],
"type": "string"
},
"venue": {
"enum": [
"coinbase",
"gemini"
],
"type": "string",
"description": "Optional exact-order venue. Include with side and baseSize."
},
"baseSize": {
"type": "number",
"exclusiveMinimum": 0
},
"orderType": {
"enum": [
"market",
"limit"
],
"type": "string",
"default": "market"
},
"limitPrice": {
"type": "number",
"exclusiveMinimum": 0
},
"minHealthyVenues": {
"type": "number",
"default": 2,
"maximum": 2,
"minimum": 1
},
"maxVenueSpreadBps": {
"type": "number",
"default": 10,
"maximum": 10000,
"minimum": 0
},
"maxQuoteAgeSeconds": {
"type": "number",
"default": 10,
"maximum": 3600,
"minimum": 0
},
"minDepthCoveragePct": {
"type": "number",
"default": 100,
"maximum": 100,
"minimum": 0
},
"maxEstimatedSlippageBps": {
"type": "number",
"default": 25,
"maximum": 10000,
"minimum": 0
},
"maxCrossVenueDivergenceBps": {
"type": "number",
"default": 20,
"maximum": 10000,
"minimum": 0
}
},
"description": "Execution policy for one intended USD-pair spot order.",
"additionalProperties": false
}
},
"additionalProperties": false
}