167 Knickerbocker Avenue, Brooklyn, NY 11237
BBL 3031590001 (Borough 3, Block 3159, Lot 1) · BIN 3071989, 3071991, 3071990 · Last updated:
Also recorded in city data as: 149 Knickerbocker Ave
Summary · as of October 31, 2026
167 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3031590001) is a warehouse (building class E1: warehouse (subtype E1)), built around 1931, on a 26,217 sq ft lot zoned M1-1. City tax records list the owner as CACMY LLC. The Department of Finance's final market value for tax year 2027 is $3,726,000. As of October 31, 2026, NYC Open Data shows two active DOB violations, 20 open HPD violations and one OATH ticket with an unpaid balance. There were 15 311 requests in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- CACMY LLC
- Building class
- E1 · Warehouse
- Year built · units
- 1931 · 0 res.
- Lot area · zoning
- 26,217 sq ft · M1-1
- Market value (DOF)
- $3,726,000 FY2027
- Last priced deed
- —
- BBL
- 3031590001
- BIN
- 3071989, 3071991, 3071990
- 0Open DOB jobs (permit issued, no sign-off)
- 2Active DOB violations
- 0Active ECB violations
- 20Open HPD violations
- 1OATH tickets with unpaid balance
How to cite: NYC Property Facts, “167 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3031590001)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/167-knickerbocker-avenue-3031590001. 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)
- CACMY LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- E1 – Warehouse (subtype E1)The Department of Finance’s category for what kind of building this is.
- Land use
- Industrial & manufacturingCity Planning’s broad category of how the lot is used.
- Year built
- 1931Often an estimate for older buildings.
- Floors
- 2
- Units
- 0 residential / 3 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 3
- Lot size
- 26,217 sq ft (292.4 ft × 100 ft)
- Building floor area
- 21,330 sq ft (incl. 21,330 sq ft commercial)
- Zoning
- M1-1The zoning district sets what can be built and used here. Manufacturing district.
- Built vs. allowed density (FAR)
- 0.81 built / 0.00 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 3031590001 (Borough 3, Block 3159, Lot 1) · BIN 3071989, 3071991, 3071990BBL 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 2026-10-31; Building Footprints — city dataset updated 2026-10-25; data as of 2026-10-31
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $3,726,000The 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
- $1,676,700The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $1,621,800Assessed value minus any exemptions.
- Tax class
- Tax class 4 – commercial / industrial
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $3,726,000 | $1,676,700 | 4 |
| 2026 | Final | $3,650,000 | $1,642,500 | 4 |
| 2025 | Final | $3,493,000 | $1,571,850 | 4 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-10-31
Sales & deed history 2
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 |
|---|---|---|---|---|---|
| 2000-01-26 | DEED | $0 / not stated one deed covering 10 lots; price is for all of them | Golden National Foodproducts Inc | Cacmy Llc | FT_3480007203348 |
| 1993-03-31 | DEED | $0 / not stated one deed covering 10 lots; price is for all of them | Fred Weinkauff Inc; Prestige Brands Inc/Nka; Ridgewood Provisionco | Golden Natural Foodprod | FT_3960001765096 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-10-31
DOB job filings 0 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 |
|---|---|---|---|---|
| Not open COMPLETED · 2015-02-20 | 321085696 BIS | SI | 2015-02-20 | — |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-10-30; data as of 2026-10-31; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31
Work permits 0
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.
No records found in this dataset for this lot.
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-10-30; data as of 2026-10-31; 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 | 2023-06-30 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION | V063023LBLVIO23897 |
| Active V-DOB VIOLATION - ACTIVE | 2023-06-30 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION | V063023LBLVIO44830 |
Source: DOB Violations — city dataset updated 2026-10-31; data as of 2026-10-31
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 means the condition has not been certified as corrected and/or the case is not resolved. 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 2026-10-31
OATH tickets (all agencies) 1 unpaid of 17
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 | 2025-11-07 | Police Department | STREET OBSTRUCTION | SOTO | $150 / $0 / $150 | 0196394404 |
| Hearing pending NEW ISSUANCE | 2026-09-28 | Sanitation Others | LOOSE RUBBISH 1ST OCCURRENCE | CACMY LLC | $50 / $0 / $50 | 080098632X |
| No balance due HEARING COMPLETED · DISMISSED | 2024-11-19 | Dep - Bureau Of Env. Complianc | IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF | J L HOTSHOT LLC | $0 / $0 / $0 | 000973197L |
| Hearing pending NEW ISSUANCE | 2024-11-19 | Dep - Bureau Of Env. Complianc | IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF | TWO-WAY TRUCKING TRANSPORTATIO | $350 / $0 / $350 | 001040173Z |
| No balance due PAID IN FULL | 2024-07-23 | Sanitation Police | FAILURE TO CLEAN RECYCLABLES 1 TO 8 DWELLING UNITS | CACMY LLC | $25 / $25 / $0 | 047888517K |
| No balance due PAID IN FULL · IN VIOLATION | 2024-06-18 | Pcs - Dohmh | NUISANCE CREATED, COMMITTED, MAINTAINED OR ALLOWED TO EXIST | C O MGMT | $1,000 / $1,000 / $0 | 0803097240 |
| No balance due PAID IN FULL | 2024-03-04 | Sanitation Others | STORAGE OF RECEPTACLES PLACED OUT PRIOR TO 8PM WITHOUT A RECEPTACLE | CACMY LLC | $50 / $50 / $0 | 048148125Y |
| No balance due PAID IN FULL | 2021-10-27 | Sanitation Recycling | DIRTY SIDEWALK DIRTY AREA | C P BEER DISTRIBUTORS INC | $100 / $100 / $0 | 047037315R |
| No balance due PAID IN FULL | 2021-08-25 | Sanitation Others | IMPROPER DISPOSAL - 1ST OFFENSE | BUSHWICK BARK LLC | $75 / $75 / $0 | 047317215X |
| No balance due PAID IN FULL | 2019-06-28 | Dos - Enforcement Agents | DIRTY SIDEWALK DIRTY AREA | C AND P BEER DISTRIBUTORS INC | $100 / $100 / $0 | 045044650R |
| No balance due PAID IN FULL | 2018-09-11 | Sanitation Others | DIRTY SIDEWALK DIRTY AREA | CACMY LLC | $100 / $100 / $0 | 0205430830 |
| No balance due Default PAID IN FULL · DEFAULTED | 2018-01-17 | Pcs - Dohmh | FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST | CACMY LLC | $330 / $330 / $0 | 0801243778 |
Showing 12 of 17 records. The API and the source dataset have the full list.
Source: OATH Hearings Division Case Status — city dataset updated 2026-10-31; data as of 2026-10-31
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
- 321151
- Last registered
- 1993-04-01
- Registration valid until
- 1994-09-30 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Corporateowner | FRED WEINKAUFF | Brooklyn, Ny | |
| Officer | Richard Waters | Brooklyn, Ny | |
| Headofficer | Fred Weinkauff | Brooklyn, Ny | |
| Agent | Fred Weinkauff | Brooklyn, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-10-31; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-10-31
HPD housing-code violations 20 open of 20
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 · 2026-05-05 | A | 2026-05-05 | (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 Info Nov Sent Out · 2025-11-20 | I | 2025-11-20 | §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 · 2025-06-10 | A | 2025-06-10 | (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 · 2024-11-29 | I | 2024-11-29 | §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 · 2024-04-10 | A | 2024-04-10 | (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 · 2023-11-22 | I | 2023-11-22 | §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 · 2023-03-23 | A | 2023-03-23 | (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 · 2022-11-14 | I | 2022-11-14 | §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 · 2022-02-25 | A | 2022-02-25 | (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 · 2022-02-25 | I | 2022-02-25 | §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 Info Nov Sent Out · 2021-04-09 | I | 2021-04-09 | §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 · 2021-04-09 | A | 2021-04-09 | (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 · 2019-10-30 | I | 2019-10-30 | §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 Info Nov Sent Out · 2018-10-18 | I | 2018-10-18 | §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 Info Nov Sent Out · 2017-11-24 | I | 2017-11-24 | §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 Info Nov Sent Out · 2016-11-10 | I | 2016-11-10 | §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 Info Nov Sent Out · 2015-10-09 | I | 2015-10-09 | §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 Info Nov Sent Out · 2015-02-23 | I | 2015-02-23 | §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 · 2012-04-02 | C | 2012-04-02 | § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF PAINTED SPRINKLER HEADS ALL STORIES AT PUBLIC HALL | |
| Open Nov Sent Out · 2012-04-02 | C | 2012-04-02 | § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR FIRE RETARDING PLASTER CEILING AT BULKHEAD TO ROOF APPROX 16 SQ FEET AT PUBLIC HALL, 3rd STORY |
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-10-31; data as of 2026-10-31
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 2026-10-31; data as of 2026-10-31
311 requests (last 12 months) 15
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 |
|---|---|---|---|---|
| 2026-10-29 | NYPD | Noise - Residential – Loud Music/Party | Closed | 2026-10-29 |
| 2026-10-10 | NYPD | Illegal Parking – Commercial Overnight Parking | Closed | 2026-10-10 |
| 2026-10-10 | NYPD | Graffiti – Police Report Not Requested | Closed | 2026-10-10 |
| 2026-10-10 | DSNY | Graffiti – Graffiti | Open | — |
| 2026-09-24 | DOT | Street Condition – Blocked - Construction | Closed | 2026-09-25 |
| 2026-08-25 | NYPD | Illegal Parking – Blocked Bike Lane | Closed | 2026-08-25 |
| 2026-08-23 | DSNY | Graffiti – Graffiti | Closed | 2026-09-28 |
| 2026-08-21 | NYPD | Illegal Parking – Double Parked Blocking Traffic | Closed | 2026-08-21 |
| 2026-08-12 | NYPD | Illegal Parking – Double Parked Blocking Traffic | Closed | 2026-08-12 |
| 2026-07-16 | DSNY | Dirty Condition – Trash | Closed | 2026-07-22 |
Showing 10 of 15 records. The API and the source dataset have the full list.
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-10-31; data as of 2026-10-31
Nearby properties
On Knickerbocker Ave
- 166 Knickerbocker Avenue
- 169 Knickerbocker Avenue (three open items)
- 171 Knickerbocker Avenue (39 open items)
- 172 Knickerbocker Avenue (44 open items)
- 173 Knickerbocker Avenue (seven open items)
- 174 Knickerbocker Avenue (two open items)
- 175 Knickerbocker Avenue (17 open items)
- 158 Knickerbocker Avenue (46 open items)
- 176 Knickerbocker Avenue (two open items)
- 177 Knickerbocker Avenue (five open items)
Same tax block (3159)
- 1082 Flushing Avenue (one open item)
- 1084 Flushing Avenue (two open items)
- 1086 Flushing Avenue (36 open items)
- 1088 Flushing Avenue (three open items)
- 1090 Flushing Avenue (two open items)
- 1092 Flushing Avenue (three open items)
- 1094 Flushing Avenue (four open items)
- 1100 Flushing Avenue (19 open items)
- 1102 Flushing Avenue (three open items)
- 399 Melrose Street
All properties on Knickerbocker Ave, Brooklyn · All of Brooklyn 11237 (Bushwick (West))
Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · API & MCP docs