4409 3rd Avenue, Bronx, NY 10457
BBL 2030480054 (Borough 2, Block 3048, Lot 54) · BIN 2131072, 2094628, 2130868 · Last updated:
Also recorded in city data as: 545 E 181 St
Summary · as of October 31, 2026
4409 3rd Avenue (Bronx, NY 10457; tax lot BBL 2030480054) is a vacant lot (building class V1: vacant land zoned commercial), on a 3,150 sq ft lot zoned C4-4D. City tax records list the owner as PIBLY RESIDENTIAL PROGRAMS, INC.; per ACRIS, a deed to this owner dated February 16, 2023 lists a price of $1,765,956. The Department of Finance's final market value for tax year 2027 is $330,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off and four active ECB violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- PIBLY RESIDENTIAL PROGRAMS, INC.
- Building class
- V1 · Vacant land zoned commercial
- Year built · units
- — · 0 res.
- Lot area · zoning
- 3,150 sq ft · C4-4D
- Market value (DOF)
- $330,000 FY2027
- Last priced deed
- $1,765,956 · 2023-02-16
- BBL
- 2030480054
- BIN
- 2131072, 2094628, 2130868
- 1Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 4Active ECB violations
- 0Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “4409 3rd Avenue, Bronx, NY 10457 (BBL 2030480054)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/bronx/4409-3rd-avenue-2030480054. 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)
- PIBLY RESIDENTIAL PROGRAMS, INC.The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- V1 – Vacant land zoned commercialThe Department of Finance’s category for what kind of building this is.
- Land use
- Vacant landCity Planning’s broad category of how the lot is used.
- Year built
- —Often an estimate for older buildings.
- Floors
- —
- Units
- 0 residential / 0 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 0
- Lot size
- 3,150 sq ft (31.5 ft × 100 ft)
- Building floor area
- 0 sq ft
- Zoning
- C4-4DThe zoning district sets what can be built and used here. Commercial district.
- Built vs. allowed density (FAR)
- 0.00 built / 6.02 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 2030480054 (Borough 2, Block 3048, Lot 54) · BIN 2131072, 2094628, 2130868BBL 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 2026-11-02; 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)
- $330,000The 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
- $148,500The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $121,500Assessed value minus any exemptions.
- Tax class
- Tax class 4 – commercial / industrial
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $330,000 | $148,500 | 4 |
| 2026 | Final | $347,000 | $156,150 | 4 |
| 2025 | Final | $267,000 | $120,150 | 4 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-02
Sales & deed history 4
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 |
|---|---|---|---|---|---|
| 2023-02-16 | DEED | $1,765,956 | Alluke Llc | Pibly Residential Programs, Inc. | 2023022400342001 |
| 2007-07-31 | DEEDO | $820,000 | Tremont Four, Llc | Alluke Llc | 2007081400522001 |
| 2006-04-19 | DEED | $448,000 | Douglaston Partners, Llc | Tremont Four, Llc | 2006042400567001 |
| 2005-11-08 | DEED | $335,000 | Nieva, Bernardino | Douglaston Part Ners, Llc | 2005111001779001 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-02
DOB job filings 1 open of 10
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 · 2008-01-14 | 210015151 BIS | A3 – Minor alteration (one type of work) | 2007-09-25 | — |
| Not open Objections · 2026-09-16 | X01171565-S5 DOB NOW | New Building | 2026-03-03 | — |
| Not open Objections · 2026-02-22 | X01171565-S2 DOB NOW | New Building | 2026-02-10 | — |
| Not open Objections · 2026-09-16 | X01171565-S6 DOB NOW | New Building | 2026-02-02 | — |
| Not open Objections · 2026-09-16 | X01171565-S4 DOB NOW | New Building | 2026-01-22 | — |
| Not open PLAN EXAM - DISAPPROVED · 2025-06-03 | 240362674 BIS | A3 – Minor alteration (one type of work) | 2025-05-28 | — |
| Not open Objections · 2025-05-21 | X01171565-S1 DOB NOW | New Building | 2025-04-29 | — |
| Not open Objections · 2025-03-26 | X01171565-I1 DOB NOW | New Building | 2025-03-10 | — |
| Not open SIGNED OFF · 2008-09-23 | 201141353 BIS | DM – Demolition | 2008-01-14 | — |
| Not open SIGNED OFF · 2008-09-23 | 201141344 BIS | DM – Demolition | 2008-01-14 | — |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-02; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31
Work permits 5
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 |
|---|---|---|---|---|
| 2008-02-26 | 2008-10-07 | 201141344 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
| 2008-02-26 | 2008-10-07 | 201141344 BIS | Demolition | ISSUED (initial) |
| 2008-02-26 | 2008-10-07 | 201141353 BIS | Demolition | ISSUED (initial) |
| 2008-01-14 | 2009-01-13 | 210015151 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (renewal) |
| 2007-09-25 | 2007-12-31 | 210015151 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-02; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 0 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 |
|---|---|---|---|---|
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2007-09-06 | C-CONSTRUCTION OTHER OPTIONAL | V*090607C0603CY | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2007-04-30 | C-CONSTRUCTION OTHER OPTIONAL | V*043007C061FG |
Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-02
ECB violations (DOB) 4 active of 21
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: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2020-01-16 | CLASS - 1 | BLDG OR OPEN LOT OCCUPIED W/O A VALID CERT OF OCCUPANCY. NOTE AT TIME OF INSPECTION A VACANT LOT OCCUPIED W/AN EXCAVATOR,DUMPSTER,VAN & DUMP TRUCK INSIDE CHAINLINK FENCE. REMEDY: OBTAIN A VALID CERT OF OCCUPANC | $2,500 / $2,827 / $0 | 35465494R |
| Resolved Hearing: WRITTEN OFF · Certification: CERTIFICATE ACCEPTED Written off refers to the penalty, not the violation. | 2008-08-20 | CLASS - 3 | FAILURE TO PROVIDE WEATHERPROOFING FOR ADJ. PROPERTY. NOTED: BLDG AT ABOVE ADDRESS DOWN, SITE GRADED. NO WEATHERPROOFING PROVIDED FOR AD. 1STORY BLDG. REM: STOP ALL WORK, PROVIDE WEATHERPROOFING, CALL BEST SQUA | $300 / $0 / $0 | 34689704M |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-12-09 | CLASS - 1 | BUILDING OR OPEN LOT OCCUPIED W/O A VALID C OF O. NOTE AT TIME OF INSPECTION A VACANT LOT W/ GARBAGE DUMPSTER W/ DEBRIS INSIDE AND EXCAVATORINSIDE CHAINLINK FENCE. ALSO LOT HAS OTHER DEBRIS THROUGHOUT ENTIRE YA | $0 / $0 / $0 | 35459412N |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-10-10 | CLASS - 1 | BLDG OR OPEN LOT OCCUPIED W/O A VALID CERT OF OCCUPANCY. NOTED: AT TIME OF INSPECTION I OBSERVED AT VACANT LOT A LARGE CONTAIN W/DEBRIS & EXCAVATOR TRACTOR AT. ALSO METAL STUD STOCKED UP AT IN EAST SIDE OF YARD | $0 / $0 / $0 | 35459131R |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-05-10 | CLASS - 1 | BUILDING OR OPEN LOT OCCUPIED WITHOUT A-VALID CERTIFICATE OCCUPANCY.NOTED:AT TIME OF INSPECTION I OBSERVED BLOCK BRICK WOOD PVC PIPES TRAILED METAL STUDS 7 VEHICLES WITH LICENSE PLATE,A LADDER CEMENT MIXER WOOD | $0 / $0 / $0 | 35422268Z |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-08-08 | CLASS - 1 | OCCUPANCY CONTRARY TO THAT ALLOWED BY THE CERT OF OCCUPANCY OR BLDG DEPT RECORDS. NOTED: LOT ZONED FOR GENERAL USE NOW BEING USED FOR STORAGE OF CONSTRUCTION MATERIAL & EQUIPMENT,QALSO OBSERVED STOCK OF FLOORIN | $0 / $0 / $0 | 35442910P |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-07-31 | CLASS - 1 | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY NOTED AT TIME OF INSPECTION I OBSERVED AT VACANT LOT BLOCK BRICK WOOD PVC PIPES TRAILED METAL STUDS 5 VEHICLES WITH LICENSE PLATE A LADDER | $0 / $0 / $0 | 35442292R |
| Resolved Hearing: WRITTEN OFF · Certification: CERTIFICATE ACCEPTED Written off refers to the penalty, not the violation. | 2008-06-19 | Non-Hazardous | FAILURE TO CARRY OUT DEMOLITION OPERATIONS IN A SAFE AND PROPER MANNER NOTE: SOUTHERN ISYY FACADE OF ADJACENT BLDG IS DAMAGE DUE TO DEMO OPERATIONS. DEMO OPERATIONS IS COMPLETE BLDG FACADE HAS NOT BEEN REPAIRED | $2,000 / $0 / $0 | 34655829K |
| Resolved Hearing: WRITTEN OFF · Certification: CERTIFICATE ACCEPTED Written off refers to the penalty, not the violation. | 2004-07-16 | Non-Hazardous | FAILURE TO MAINTAIN EXTERIOR BLDG WALL.DEFECT IS:TIN SOFFIT ADN FACIA IS CORRODED AND SEPARATING.LOCATION:3RD AVE SIDE.REMEDY:MAKE ALL NECESSARY REPAIR | $2,500 / $0 / $0 | 34433516X |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2019-03-08 | CLASS - 1 | OCCUPANCY CONTRARY TO THAT ALLOWED BY C OF O OR DEPT RECORDS. NOTED ATTIME OF INSPECTION A LOT ZONED FOR GENERAL USE BEING USED TO STORE CONSTRUCTION MATERIAL TO A HEIGHT OF 12FT,A DUMP TRUCK,MULTIPLE CARS,A MI | $1,250 / $1,601 / $0 | 35407612N |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2019-10-10 | CLASS - 2 | FAILURE TO COMPLY W/THE COMM'S ORDER CONTAINED IN SUMMONS/VIO#35442910P ISSUED ON 08-08-19 & TO FILE A C OF C PURSUANT TO 28-201.1 & 1RCNY 102-01. REMEDY: COMPLY W/COMM'S ORDER &/OR FILE A C OF C. | $0 / $0 / $0 | 35430539L |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2020-03-16 | CLASS - 1 | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OOCUPANCYNOTE AT TIME OF INSPECTION OBSERVED 2 WHITE VANS(ALL FACILITIES MAINTANCE)PARK IN LOT ALSO 1 CAR(SILVER SUV)PLATE#JBN 8639 NEW YORK.REM:OBTA | $0 / $0 / $0 | 35461571N |
| Resolved Hearing: IN VIOLATION · Certification: COMPLIANCE-INSP/DOC | 2021-03-25 | CLASS - 2 | FAILURE TO COMPLY WITH THE COMMISSIONERS ORDER CONTAINED IN SUMMONS.VIOLATION #35540595N ISSUED ON 01-27-21 AND TO FILE A CERTIFICATE OF CORRECTION PURSUANT TO 28-201.1 AND 1RCNY 102-01.BUILDING OR OPEN LOT OCC | $1,250 / $1,250 / $0 | 35528639Y |
| Resolved Hearing: WRITTEN OFF · Certification: CERTIFICATE ACCEPTED Written off refers to the penalty, not the violation. | 2008-06-19 | Non-Hazardous | OCCUPANCY CONTRARY TO THAT ALLOWED BY THE DOB RECORD. ILLEGAL OCCUPANCY NOTED: VACANT LOT OF 3 STORY DEMOLISHED COMMERCIAL BLDG IS USED TO STORE COMMERCIAL VEHICLES AND 2 UNREGISTERED VEHICLES. BLDG WAS DEMOLIS | $800 / $0 / $0 | 34655830H |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2021-01-27 | CLASS - 1 | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCYNOTED:AT TIME OF INSPECTION I OBSERVED ONTO VACAN LOT AN A BLUE VAN A DUMP TRUCK 1 TRAILER APPROXIMATELY 20X9X8 AND SEVERAL PALLETS OF BRICK | $2,500 / $2,500 / $0 | 35540595N |
Showing 15 of 21 records. The API and the source dataset have the full list.
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-02
OATH tickets (all agencies) 0 unpaid of 69
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 # |
|---|---|---|---|---|---|---|
| No balance due PAID IN FULL · IN VIOLATION | 2025-05-16 | Pcs - Dohmh | FAIL TO ELIMINATE CONDITIONS CONDUCIVE TO RODENT-DEBRIS,VEGETATION 1ST | PROGRAMS INC | $300 / $300 / $0 | 0803494661 |
| No balance due Default PAID IN FULL · DEFAULTED | 2022-08-19 | Pcs - Dohmh | FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST | BANK OF NEW MELLON | $600 / $600 / $0 | 0802379371 |
| No balance due Default PAID IN FULL · DEFAULTED | 2022-08-19 | Pcs - Dohmh | FAIL TO ELIMINATE CONDITIONS CONDUCIVE TO RODENT-DEBRIS,VEGETATION 1ST | BANK OF NEW MELLON | $600 / $600 / $0 | 0802379362 |
| No balance due PAID IN FULL · SETTL IN-VIO | 2022-06-07 | Sanitation Others | DIRTY SIDEWALK | ALLUKE LLC | $300 / $176 / $0 | 047464873H |
| No balance due PAID IN FULL · IN VIOLATION | 2021-03-25 | Dept. Of Buildings | FAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOB | ALLUKE LLC | $1,250 / $1,250 / $0 | 035528639Y |
| No balance due PAID IN FULL · IN VIOLATION | 2021-01-27 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $2,500 / $2,500 / $0 | 035540595N |
| No balance due PAID IN FULL · IN VIOLATION | 2020-11-25 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $2,500 / $2,500 / $0 | 035542898J |
| No balance due HEARING COMPLETED · DISMISSED | 2020-10-01 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $0 / $0 / $0 | 035500689H |
| No balance due HEARING COMPLETED · DISMISSED | 2020-03-16 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $0 / $0 / $0 | 035461571N |
| No balance due PAID IN FULL · IN VIOLATION | 2020-01-16 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $2,500 / $2,827 / $0 | 035465494R |
| No balance due HEARING COMPLETED · DISMISSED | 2019-12-09 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $0 / $0 / $0 | 035459412N |
| No balance due HEARING COMPLETED · DISMISSED | 2019-10-10 | Dept. Of Buildings | BUILDING OR OPEN LOT OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY | ALLUKE LLC | $0 / $0 / $0 | 035459131R |
Showing 12 of 69 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 2026-11-02
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.
No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-11-02; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-02
HPD housing-code violations 0 open of 0
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.
No records found in this dataset for this lot.
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-02; data as of 2026-11-02
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 2026-11-02; data as of 2026-11-02
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 2026-11-02; data as of 2026-11-02
Nearby properties
On 3 Ave
- 4411 3rd Avenue (54 open items)
- 4413 3rd Avenue (25 open items)
- 4415 3rd Avenue (five open items)
- 4417 3rd Avenue (23 open items)
- 4418 3rd Avenue (29 open items)
- 4400 3rd Avenue
- 4419 3rd Avenue (nine open items)
- 4422 3rd Avenue (69 open items)
- 4428 3rd Avenue (four open items)
- 4389 3rd Avenue (14 open items)
Same tax block (3048)
- 2156 Bathgate Avenue (five open items)
- 2158 Bathgate Avenue (21 open items)
- 2160 Bathgate Avenue (21 open items)
- 2162 Bathgate Avenue (one open item)
- 2164 Bathgate Avenue (nine open items)
- 2168 Bathgate Avenue (nine open items)
- 2170 Bathgate Avenue (142 open items)
- 2174 Bathgate Avenue (one open item)
- 2176 Bathgate Avenue (19 open items)
- 2180 Bathgate Avenue (three open items)
All properties on 3 Ave, Bronx · All of Bronx 10457 (Tremont)
Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs