40-67 Hampton Street, Queens, NY 11373
BBL 4015040054 (Borough 4, Block 1504, Lot 54) · BIN 4037146 · Last updated:
Summary · as of November 5, 2026
40-67 Hampton Street (Queens, NY 11373; tax lot BBL 4015040054) is a 27-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1938, on a 8,800 sq ft lot zoned R7B. City tax records list the owner as HAMPTON PLACE REALTY, LLC; the most recent deed with a stated price is dated August 30, 2005 at $6,450,000 in a deed covering 2 lots (per ACRIS). The Department of Finance's final market value for tax year 2027 is $2,042,000. As of November 5, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off, two active DOB violations, 22 open HPD violations and one OATH ticket with an unpaid balance. There were two 311 requests in the past 12 months and three HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- HAMPTON PLACE REALTY, LLC
- Building class
- C1 · Walk-up apartments, more than six families, no stores
- Year built · units
- 1938 · 27 res.
- Lot area · zoning
- 8,800 sq ft · R7B
- Market value (DOF)
- $2,042,000 FY2027
- Last priced deed
- $6,450,000 · 2005-08-30
- BBL
- 4015040054
- BIN
- 4037146
- 2Open DOB jobs (permit issued, no sign-off)
- 2Active DOB violations
- 0Active ECB violations
- 22Open HPD violations
- 1OATH tickets with unpaid balance
How to cite: NYC Property Facts, “40-67 Hampton Street, Queens, NY 11373 (BBL 4015040054)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/queens/40-67-hampton-street-4015040054. Source: NYC Open Data.
Lot & building
Basic facts about the tax lot and building from the city’s PLUTO database.
- Owner (as listed by the city)
- HAMPTON PLACE REALTY, LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C1 – Walk-up apartments, more than six families, no storesThe Department of Finance’s category for what kind of building this is.
- Land use
- Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
- Year built
- 1938Often an estimate for older buildings.
- Floors
- 4
- Units
- 27 residential / 27 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 8,800 sq ft (80 ft × 110 ft)
- Building floor area
- 23,680 sq ft
- Zoning
- R7BThe zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 2.69 built / 3.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
- Identifiers
- BBL 4015040054 (Borough 4, Block 1504, Lot 54) · BIN 4037146BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Agency lookups: DOB BIS · ZoLa (zoning map) · ACRIS
Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; data as of 2026-11-05; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $2,042,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
- Assessed value
- $918,900The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $908,010Assessed value minus any exemptions.
- Tax class
- Tax class 2 – residential, 4+ units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $2,042,000 | $918,900 | 2 |
| 2026 | Final | $2,120,000 | $954,000 | 2 |
| 2025 | Final | $2,059,000 | $926,550 | 2 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-05
Sales & deed history 7
Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2005-12-01 | DEED | $0 / not stated one deed covering 2 lots; price is for all of them | Livanos, Theodore C; Livanos, Kiriaki | Hampton Place Realty, Llc | 2006011700367001 |
| 2005-08-30 | DEED | $6,450,000 one deed covering 2 lots; price is for all of them | Hampton St. Llc | Livanos, Theodore C; Livanos, Kiriaki | 2005091401189001 |
| 2000-05-23 | DEED | $0 / not stated one deed covering 2 lots; price is for all of them | 40-59 Hampton Streetllc | Hampton St. Llc | FT_4690007364969 |
| 1997-04-01 | DEED | $0 / not stated one deed covering 2 lots; price is for all of them | Lavin, James (Ex/Of) | 40-59 Hampton Streetllc | FT_4180005599118 |
| 1979-11-29 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Artena Realty Inc | James Lavin | BK_7940121701703 |
| 1979-11-05 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Lavin James | Artena Realty Inc | BK_7940121100824 |
| 1979-05-24 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Seifert Amanda | James Lavin | BK_7940116400172 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-05
DOB job filings 2 open of 4
A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.
| Status | Job # | Type | Filed | Est. cost |
|---|---|---|---|---|
| Permitted, not signed off Permit Entire · 2020-12-28 | Q00361404-I1 DOB NOW | Alteration | 2020-06-22 | $7,500 |
| Permitted, not signed off PERMIT ISSUED - ENTIRE JOB/WORK · 2016-01-25 | 440281918 BIS | A3 – Minor alteration (one type of work) | 2016-01-13 | — |
| Not open SIGNED OFF · 2016-05-23 | 440279529 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2016-01-04 | — |
| Not open SIGNED OFF · 2003-03-03 | 401602146 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2003-01-24 | — |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-05; DOB Job Application Filings (BIS) — city dataset updated 2026-11-04; data as of 2026-11-05
Work permits 6
Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.
| Issued | Expires | Job # | Work | Permit status |
|---|---|---|---|---|
| 2020-06-23 | 2020-10-27 | Q00361404-I1 DOB NOW | Sidewalk Shed SIDEWALK-SHED PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED FILED FOR REMEDIAL REPAIRS AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICA | Permit Issued |
| 2016-01-25 | 2017-01-24 | 440281918 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
| 2016-01-07 | 2016-05-09 | 440279529 BIS | Equipment work / Boiler | ISSUED (initial) |
| 2016-01-07 | 2016-05-09 | 440279529 BIS | Equipment work / Fuel burning | ISSUED (initial) |
| 2003-01-28 | 2003-05-31 | 401602146 BIS | Equipment work / Fuel burning | ISSUED (initial) |
| 2003-01-28 | 2003-05-31 | 401602146 BIS | Equipment work / Fuel storage | ISSUED (initial) |
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-05; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 2 active of 2
Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Active V-DOB VIOLATION - ACTIVE | 2014-05-15 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORT | V051514LBLVIO19172 |
| Active V-DOB VIOLATION - ACTIVE | 2006-01-06 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V010606LL629120479 |
Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-05
ECB violations (DOB) 0 active of 0
DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.
No records found in this dataset for this lot.
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05
OATH tickets (all agencies) 1 unpaid of 24
Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| Unpaid balance Default DOCKETED · DEFAULTED | 2021-09-22 | Dos - Enforcement Agents | ABANDONING VEHICLE | LEMAPOMAVILLA | $1,000 / $0 / $1,000 | 047324953N |
| No balance due PAID IN FULL | 2023-12-06 | Sanitation Others | STORAGE OF RECEPTACLES PLACED OUT PRIOR TO 8PM WITHOUT A RECEPTACLE | $50 / $50 / $0 | 047749773J | |
| No balance due PAID IN FULL | 2019-05-06 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | $100 / $100 / $0 | 0207129259 | |
| No balance due HEARING COMPLETED · IN VIOLATION | 2018-05-14 | Fire Department Of Nyc | RECORDKEEPING | HAMPTON STREET LLC | $0 / $0 / $0 | 011615246H |
| No balance due PAID IN FULL | 2018-03-12 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | $100 / $100 / $0 | 0203609762 | |
| No balance due PAID IN FULL | 2016-02-18 | Sanitation Dept | LOOSE RUBBISH | HAMPTON PLACE REALTY | $100 / $100 / — | 044591056K |
| No balance due PAID IN FULL | 2016-02-11 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | $100 / $100 / $0 | 0189952510 | |
| No balance due PAID IN FULL | 2014-04-10 | FAILURE TO CLEAN 18 INCHES INTO STREET | HAMPTON PLACE RE | $100 / $100 / — | 0185127131 | |
| No balance due PAID IN FULL | 2012-02-09 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 9+ DWELLING UNITS | HAMPTON PLACE REALTY | $100 / $100 / — | 040895669K |
| No balance due PAID IN FULL | 2009-10-15 | Dos - Enforcement Agents | DIRTY SIDEWALK DIRTY AREA | HAMPTON PLACE REALTY | $100 / $100 / — | 040993928P |
| No balance due PAID IN FULL | 2009-02-10 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HAMPTON PL RLTY LLC CLOT LIV | $100 / $100 / — | 0173201555 |
| No balance due PAID IN FULL | 2008-11-20 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HAMPTON PLACE REALTY LLC C O | $100 / $100 / — | 0163336205 |
Showing 12 of 24 records. The API and the source dataset have the full list.
Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-05
HPD registration & contacts
Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.
- HPD building ID
- 661487
- Last registered
- 2026-10-05
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Jointowner | Kay Livanos | Maspeth, Ny | |
| Jointowner | Theodore Livanos | Maspeth, Ny | |
| Corporateowner | HAMPTON PLACE REALTY LLC | ||
| Agent | Theodore Livanos | Astoria, Ny | |
| Sitemanager | Theodore Livanos |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-05; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-05
HPD housing-code violations 22 open of 33
Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.
| Status | Class | Issued | Apt | Condition |
|---|---|---|---|---|
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PORCELAIN SURFACE AT THE INTERIOR AT BATHTUB (REGLAZE) IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING AND NORTH WALL IN THE KITCHEN LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE METAL COVER AT RADIATOR IN THE 4th ROOM FROM NORTH LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE BASE CABINET DOORS IN THE KITCHEN LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE MECHANICAL DOOR LOCK SET IN THE ENTRANCE LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2018-12-03 | B | 2018-09-06 | 2B | § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE ELECTRIC OUTLET AT SOUTH WALL IN THE 4th ROOM FROM NORTH LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Invalid Certification · 2014-01-14 | B | 2013-12-16 | 4B | SECTION 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS SINK KITCHEN IN THE KITCHEN LOCATED AT APT 4B, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2014-01-17 | B | 2013-11-26 | SECTION 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER BULKHEAD | |
| Open Invalid Certification · 2013-12-28 | B | 2013-11-26 | 4B | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4B, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Sent Out · 2013-11-26 | A | 2013-11-26 | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS AND CEILING BULKHEAD | |
| Open Nov Certified Late · 2014-01-17 | B | 2013-11-26 | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF ROACHES AT COMPACTOR CLOSET, 4th STORY | |
| Open Nov Sent Out · 2013-06-03 | C | 2013-06-03 | 4B | SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK AT DOOR IN THE ENTRANCE LOCATED AT APT 4B, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Certified Late · 2012-10-15 | B | 2012-08-23 | 2D | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 2D, 2nd STORY, 2nd APARTMENT FROM NORTH AT EAST |
| Open Nov Certified Late · 2012-10-15 | B | 2012-08-23 | 2D | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING AND ALL WALLS IN THE BATHROOM LOCATED AT APT 2D, 2nd STORY, 2nd APARTMENT FROM NORTH AT EAST |
| Open Nov Certified Late · 2012-10-15 | B | 2012-08-23 | 2D | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING AND ALL WALLS IN THE KITCHEN LOCATED AT APT 2D, 2nd STORY, 2nd APARTMENT FROM NORTH AT EAST |
| Open Nov Certified Late · 2012-10-15 | B | 2012-08-23 | 2D | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF BEDBUGS IN THE ENTIRE APARTMENT LOCATED AT APT 2D, 2nd STORY, 2nd APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2012-08-20 | A | 2012-08-20 | 2D | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS IN THE KITCHEN LOCATED AT APT 2D, 2nd STORY |
| Open Nov Sent Out · 2012-08-20 | A | 2012-08-20 | 2D | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING AND WALLS IN THE BATHROOM LOCATED AT APT 2D, 2nd STORY |
Showing 20 of 33 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-05
HPD complaints 3
Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.
| Received | Status | Apt | Problem(s) | Outcome |
|---|---|---|---|---|
| 2024-09-09 | CLOSE | 3 | Unsanitary Condition – Pests | The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new |
| 2023-11-09 | CLOSE | 2G | Paint/Plaster – Wall Unsanitary Condition – Pests Flooring/Stairs – Floor Water Leak – Slow Leak | The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed. |
| 2021-09-03 | CLOSE | BLDG | Heat/Hot Water – Entire Building | The Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the co |
Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-05; data as of 2026-11-05
311 requests (last 12 months) 2
Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.
| Opened | Agency | Complaint | Status | Closed |
|---|---|---|---|---|
| 2026-03-15 | NYPD | Noise - Residential – Loud Music/Party | Closed | 2026-03-15 |
| 2026-03-08 | NYPD | Noise - Residential – Loud Music/Party | Closed | 2026-03-08 |
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05
Nearby properties
On Hampton St
- Hampton Street
- 40-05 Hampton Street (18 open items)
- 40-15 Hampton Street (28 open items)
- 40-18 Hampton Street (99 open items)
- 40-25 Hampton Street (29 open items)
- 40-28 Hampton Street (one open item)
- 40-32 Hampton Street
- 40-34 Hampton Street (two open items)
- 40-35 Hampton Street (24 open items)
- 40-40 Hampton Street (eight open items)
Same tax block (1504)
- 40-05 Hampton Street (18 open items)
- 83-02 Baxter Avenue (nine open items)
- 40-16 Gleane Street (one open item)
- 40-24 Gleane Street
- 40-28 Gleane Street (nine open items)
- 40-36 Gleane Street (one open item)
- 40-40 Gleane Street
- 40-44 Gleane Street (two open items)
- 40-48 Gleane Street (one open item)
- 40-52 Gleane Street (one open item)
Open-item counts as of November 5, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs