US Overnight Rates
US overnight interest rates — latest SOFR and effective federal funds rate (EFFR), transaction volumes and policy target bounds. Compare secured and unsecured dollar funding costs and track monetary policy. x402Atlas is not affiliated with the New York Fed. The New York Fed does not sanction, endorse, or recommend any products or services offered by x402Atlas.
Offering
- Provider
- us-rates.use.x402atlas.com
- Method
- GET
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Financial Analysis
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://us-rates.use.x402atlas.com/latest- MIME type
- application/json
- First seen
- 2026-10-16T01:50:24.663Z
- Last seen
- Tags
- interest-rates, sofr, federal-funds, money-markets, monetary-policy
Payment pricing
x402 payment terms are the authoritative price for calling this endpoint.
- Payment option 1
- 0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact - Payment option 2
- 0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact - Payment option 3
- 0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact - Payment option 4
- 0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
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]Observed health
- Status
- Healthy
- Latest latency
- 12 ms
- Average latency
- 95 ms
- HTTP status
- 402
- Last checked
- Reachability
- 100% over 13 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
{
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"method": {
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"GET"
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"type": "string"
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"queryParams": {
"additionalProperties": false,
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"type": {
"const": "http",
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},
"required": [
"type",
"method"
],
"type": "object"
}Output schema
{
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"output": {
"properties": {
"example": {
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"properties": {
"changes": {
"description": "Transformations applied to source data.",
"type": "string"
},
"disclaimer": {
"description": "Required non-affiliation and non-endorsement disclaimer.",
"type": "string"
},
"notice": {
"description": "Reference-rate redistribution notice.",
"type": "string"
},
"operation": {
"enum": [
"latest"
],
"type": "string"
},
"retrieved_at": {
"format": "date-time",
"type": "string"
},
"schema_version": {
"enum": [
"1"
],
"type": "string"
},
"series": {
"description": "SOFR followed by EFFR.",
"items": {
"additionalProperties": false,
"properties": {
"alias": {
"description": "sofr is secured overnight financing; effr is effective federal funds.",
"enum": [
"sofr",
"effr"
],
"type": "string"
},
"frequency": {
"description": "Holidays and missing publications can create gaps.",
"enum": [
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],
"type": "string"
},
"name": {
"type": "string"
},
"observations": {
"description": "Latest available observation.",
"items": {
"additionalProperties": false,
"properties": {
"date": {
"description": "Effective date of the rate.",
"format": "date",
"type": "string"
},
"source_footnote_id": {
"description": "Footnote ID on the official rate page; null if unavailable.",
"maximum": 1000000,
"minimum": 0,
"type": [
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"null"
]
},
"source_revision_indicator": {
"description": "Y = revised; empty string = unmarked; null = unavailable.",
"enum": [
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null
],
"type": [
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},
"target_lower_percent": {
"description": "EFFR target lower bound (%); null for SOFR or unavailable.",
"maximum": 100,
"minimum": -100,
"type": [
"number",
"null"
]
},
"target_upper_percent": {
"description": "EFFR target upper bound (%); null for SOFR or unavailable.",
"maximum": 100,
"minimum": -100,
"type": [
"number",
"null"
]
},
"value": {
"description": "Annual percentage rate; 5 means 5%.",
"maximum": 100,
"minimum": -100,
"type": "number"
},
"volume_usd_billions": {
"description": "Transaction volume in USD billions; null if unavailable.",
"maximum": 1000000000,
"minimum": 0,
"type": [
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}
},
"required": [
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"type": "object"
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"maxItems": 1,
"minItems": 1,
"type": "array"
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"source_id": {
"description": "Original benchmark identifier.",
"type": "string"
},
"unit": {
"description": "5 means 5% per annum.",
"enum": [
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],
"type": "string"
}
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"source_url": {
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"terms_url": {
"description": "Terms governing reuse and redistribution.",
"format": "uri",
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"warnings": {
"description": "Empty intervals, revision marks, source footnotes or differing latest dates.",
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