H.6 - Money Stock Measures
Changed onFederal Reserve H.6 statistical release (monthly; the weekly H.6 release was discontinued in the Feb-2021 redefinition, money stock is reported monthly since). M1 and M2 money stock plus their components: currency (CURRSL), demand deposits, other liquid deposits (MDLM), small-denomination time deposits, retail money funds, institutional money funds. Velocity series (M1V, M2V) are FRED-derived and NOT part of the official H.6 release - excluded here. Pre-2021 SAVINGSL and OCDSL (other checkable deposits) were folded into other liquid deposits (MDLM) and are exposed as release_status=superseded via include_discontinued. Data drawn live from FRED with 6-hour cache.
Request
- Base URL: https://sugra.ai
- URL: https://sugra.ai/api/v1/fed/h6
- Auth: API key in header x-api-key
Query parameters
Months of history to return (default 36, max 120).
When true, include discontinued and superseded series in the response. Default false returns only release_status=active series.
Response
H.6 monthly observation grid with series_metadata + failed_series envelope.
Example response
{
"data": {
"series_metadata": [
{
"series_id": "WALCL",
"title": "Total Assets, All Federal Reserve Banks",
"units": "Millions of Dollars",
"frequency": "weekly",
"release_status": "active"
}
],
"monthly_data": [
{
"observation_date": "2026-05-12"
}
]
},
"meta": {
"endpoint": "/api/v1/fred/us/cpi",
"data_time": "2026-04-16T14:30:00Z",
"response_time": "2026-04-16T14:30:12Z",
"provider": "Sugra API v1.0.1",
"data_age_days": 8.532,
"source": "sugra_crypto",
"attribution": "Short interest and Reg SHO daily short volume data is owned by and sourced from FINRA (Financial Industry Regulatory Authority).",
"fallback_chain": [
"sugra_crypto",
"sugra_finance"
],
"stale_since": "2026-09-08T12:00:00Z",
"period": "2026-Q1",
"notes": "the UKMTO report behind these counts is dated 2026-08-21 and is 11 days old"
}
}Changes
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added the non-success response with the status
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added the optional property
/to the response with the status
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