5813 4th Avenue, Brooklyn, NY 11220
BBL 3008550004 (Borough 3, Block 855, Lot 4) · BIN 3015975 · Last updated:
Summary · as of November 5, 2026
5813 4th Avenue (Brooklyn, NY 11220; tax lot BBL 3008550004) is a 4-unit mixed-use building with apartments and ground-floor commercial space (building class S4: mixed-use: four-family home with one store or office), built around 1931, on a 2,000 sq ft lot zoned R7A. City tax records list the owner as PACKAPPS, LLC; per ACRIS, a deed to this owner dated June 15, 2005 lists a price of $832,000. The Department of Finance's final market value for tax year 2027 is $1,087,000. As of November 5, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, three active DOB violations, two active ECB violations, 37 open HPD violations and one OATH ticket with an unpaid balance. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- PACKAPPS, LLC
- Building class
- S4 · Mixed-use: four-family home with one store or office
- Year built · units
- 1931 · 4 res.
- Lot area · zoning
- 2,000 sq ft · R7A
- Market value (DOF)
- $1,087,000 FY2027
- Last priced deed
- $832,000 · 2005-06-15
- BBL
- 3008550004
- BIN
- 3015975
- 1Open DOB jobs (permit issued, no sign-off)
- 3Active DOB violations
- 2Active ECB violations
- 37Open HPD violations
- 1OATH tickets with unpaid balance
How to cite: NYC Property Facts, “5813 4th Avenue, Brooklyn, NY 11220 (BBL 3008550004)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/5813-4th-avenue-3008550004. 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)
- PACKAPPS, LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- S4 – Mixed-use: four-family home with one store or officeThe Department of Finance’s category for what kind of building this is.
- Land use
- Mixed residential & commercialCity Planning’s broad category of how the lot is used.
- Year built
- 1931Often an estimate for older buildings.
- Floors
- 3
- Units
- 4 residential / 5 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,000 sq ft (25 ft × 80 ft)
- Building floor area
- 4,410 sq ft (incl. 1,550 sq ft commercial)
- Zoning
- R7A, C2-4The zoning district sets what can be built and used here. Residential district; the overlay (C1/C2…) allows local retail on residential blocks.
- Built vs. allowed density (FAR)
- 2.21 built / 4.00 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 3008550004 (Borough 3, Block 855, Lot 4) · BIN 3015975BBL 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)
- $1,087,000The 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
- $489,150The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $70,473Assessed value minus any exemptions.
- Tax class
- Tax class 2A – residential rental, 4–6 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $1,087,000 | $489,150 | 2A |
| 2026 | Final | $929,000 | $418,050 | 2A |
| 2025 | Final | $1,026,000 | $461,700 | 2A |
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 |
|---|---|---|---|---|---|
| 2005-06-15 | DEED | $832,000 | Feliciano, Daniel | Packapps, Llc | 2005072701677001 |
| 2001-08-22 | DEED | $0 / not stated | Safi, Naziemul | Feliciano, Daniel | FT_3260007842326 |
| 2000-02-09 | DEED | $0 / not stated | Krohn, Paul/Ref; New York City Parking Violations Bureau/Def; New York City Environmental Control Board/Def; Odiot, Gerardo/Def; City Of New York/Def | Safi, Naziemul | FT_3410007063541 |
| 1984-04-18 | DEED | $0 / not stated | City Of New York | Odiot, Gerardo | FT_3920001020992 |
| 1982-08-17 | DEED | $0 / not stated one deed covering 3581 lots; price is for all of them | Commissioner Financeny | New York City | FT_3250000923125 |
| 1974-03-06 | DEED | $0 / not stated | Klimvakis Michael; Sterling Arnold | Klimuakis Michael | BK_7430069500297 |
| 1970-05-22 | DEED | $0 / not stated | Levy William | Sterling Arnold; Klimuakis Michael | BK_7030041200944 |
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 1 open of 1
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 ISSUED - ENTIRE JOB/WORK · 2002-05-22 | 301246097 BIS | A1 – Major alteration (changes use, egress or occupancy) | 2001-11-07 | $1,000 |
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 1
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 |
|---|---|---|---|---|
| 2002-05-22 | 2003-05-22 | 301246097 BIS | Alteration | 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 3 active of 7
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 | 2023-06-30 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION | V063023LBLVIO28567 |
| Active V-DOB VIOLATION - ACTIVE | 2023-04-25 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION | V042523LBLVIO12172 |
| Active V-DOB VIOLATION - ACTIVE | 2007-01-19 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V011907LL629112654 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2004-02-13 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*021304LL629114184 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2002-03-26 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*032602LL629114441 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1999-03-16 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*031699LL629113763 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1997-09-16 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*091697LL6291214299 |
Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-05
ECB violations (DOB) 2 active of 2
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.
| Status | Issued | Severity | What it was for | Penalty / paid / balance | ECB # |
|---|---|---|---|---|---|
| Active Hearing: DEFAULT · Certification: NO COMPLIANCE RECORDED | 1995-12-06 | Non-Hazardous | ALTERED BLDG OCCUPIED WITHUT A VALID C OF O.ALT 1712/84.REMEDY:OBTAIN VALID C OF O. | $500 / $500 / $0 | 34132175H |
| Active Hearing: DEFAULT · Certification: NO COMPLIANCE RECORDED | 1993-10-12 | Non-Hazardous | ALTERED BLDG. OCCUPIED WITHOUT A VALID COFO UNDER ALT.1712/84. REMEDY:DISCONTINUE ILLEGAL USE OBTAIN A VALID COFO. | $500 / $500 / $0 | 34100421H |
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05
OATH tickets (all agencies) 1 unpaid of 61
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 | 2025-09-11 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | PACKAPPS LLC | $300 / $0 / $300 | 049245640J |
| No balance due Default PAID IN FULL · DEFAULTED | 2026-05-25 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | PACKAPPS LLC | $80 / $80 / $0 | 049687076X |
| No balance due Default PAID IN FULL · DEFAULTED | 2025-07-16 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | PACKAPPS LLC | $80 / $80 / $0 | 049232074L |
| No balance due PAID IN FULL | 2025-02-27 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | PACKAPPS LLC | $50 / $50 / $0 | 049014261L |
| No balance due PAID IN FULL | 2024-10-17 | Dos - Enforcement Agents | SIDEWALK OBSTRUCTION | JOE'S FURNITURE | $50 / $50 / $0 | 048653474J |
| No balance due PAID IN FULL | 2022-05-08 | Sanitation Others | STORAGE OF RECEPTACLES 1ST OCCURRENCE | PACKAPPS LLC | $50 / $50 / $0 | 047434526X |
| No balance due PAID IN FULL | 2021-08-29 | Dos - Enforcement Agents | STORAGE OF RECEPTACLES | PACKAPPS LLC | $100 / $100 / $0 | 047303238L |
| No balance due PAID IN FULL | 2021-08-15 | Dos - Enforcement Agents | STORAGE OF RECEPTACLES | PACKAPPS LLC | $100 / $100 / $0 | 047303207Z |
| No balance due PAID IN FULL | 2021-06-13 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | PACKAPPS LLC | $100 / $100 / $0 | 047191028J |
| No balance due PAID IN FULL | 2021-03-18 | Sanitation Others | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | PACKAPPS LLC | $25 / $25 / $0 | 047087122X |
| No balance due PAID IN FULL | 2020-08-24 | Sanitation Others | DIRTY SIDEWALK DIRTY AREA | PACKAPPS LLC | $100 / $100 / $0 | 0211418855 |
| No balance due PAID IN FULL · SETTL IN-VIO | 2017-05-05 | Sanitation Others | IMPROPER DISPOSAL BEDDING 1ST OFFENSE | PACKAPPS LLC | $300 / $213 / $0 | 0195592623 |
Showing 12 of 61 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
- 129331
- Last registered
- 2025-04-02
- Registration valid until
- 2025-09-01 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Agent | Rajendra Aggarwal | Brooklyn, Ny | |
| Corporateowner | PACKAPPS LLC | Morgantown, Wv | |
| Headofficer | Rajendra Aggarwal | Morgantown, Wv | |
| Sitemanager | Billie Aziz |
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 37 open of 46
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 Sent Out · 2026-04-30 | A | 2026-04-30 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2025-11-19 | I | 2025-11-19 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2025-06-05 | A | 2025-06-05 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Nov Sent Out · 2024-04-03 | A | 2024-04-03 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Nov Sent Out · 2023-03-17 | A | 2023-03-17 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Nov Sent Out · 2022-02-18 | A | 2022-02-18 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Nov Sent Out · 2021-04-05 | A | 2021-04-05 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Nov Sent Out · 2015-03-05 | A | 2015-03-05 | SECTION 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCY?S HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT LOBBY, 1st STORY | |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING CONSISTED OF A SLIDE BOLT WITH EYE AT APT. ENTRANCE DOOR LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | A | 2015-03-05 | 3L | SECTION 27-2005 HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... AT EAST CLOSET WALLS ( 2 SQ.FT ) IN THE 1st ROOM FROM EAST LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE BELL BUZZER SYSTEM LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF ROACHES LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). INOPERABLE LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2015-03-05 | B | 2015-03-05 | 3L | SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH |
| Open Nov Sent Out · 2009-07-30 | B | 2009-07-30 | 2R | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE SINK BASE CABINET DOOR IN THE KITCHEN LOCATED AT APT 2R, 2nd STORY, APARTMENT AT SOUTH |
| Open Nov Sent Out · 2009-07-30 | B | 2009-07-30 | 3 | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE AND OR MAKE OPERABLE LOWER WINDOW SASHES IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH |
| Open Nov Sent Out · 2009-07-30 | B | 2009-07-30 | 3 | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE CEILING LIGHT FIXTURE IN THE BATHROOM LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH |
| Open Nov Sent Out · 2009-07-30 | A | 2009-07-30 | 3 | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE SHOWER DOORS IN THE BATHROOM LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH |
| Open Nov Sent Out · 2009-07-30 | B | 2009-07-30 | 3 | SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING WALL CABINET DOOR IN THE KITCHEN LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH |
Showing 20 of 46 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 0
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.
No records found in this dataset for this lot.
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) 0
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.
No records found in this dataset for this lot.
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05
Nearby properties
On 4 Ave
- 5812 4th Avenue (11 open items)
- 5814 4th Avenue (six open items)
- 5811 4th Avenue (three open items)
- 5810 4th Avenue (six open items)
- 5816 4th Avenue (three open items)
- 5817 4th Avenue (four open items)
- 5818 4th Avenue (42 open items)
- 5819 4th Avenue (nine open items)
- 5807 4th Avenue (38 open items)
- 5806 4th Avenue (16 open items)
Same tax block (855)
- 5823 4th Avenue (24 open items)
- 5819 4th Avenue (nine open items)
- 5817 4th Avenue (four open items)
- 5811 4th Avenue (three open items)
- 5807 4th Avenue (38 open items)
- 5805 4th Avenue (45 open items)
- 5801 4th Avenue (five open items)
- 412 58th Street
- 414 58th Street (60 open items)
- 416 58th 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