> Documentation index: https://pmdata.dev/llms.txt. Full docs in one file: https://pmdata.dev/llms-full.txt

# Product Updates

Source: https://pmdata.dev/docs/product-updates

### NO-side L2 day ZIPs fixed

Oct 26, 2026 · Data Fix

`?outcome=No` L2 day ZIPs downloaded before `2026-10-26 05:17 UTC` had about 570 files a day for 5m and no `market_resolved` events. They now match the YES ZIPs: 288 files a day for 5m. Re-download if needed.

### Day ZIPs fixed

Oct 24, 2026 · Data Fix

Day ZIPs downloaded between `2026-10-21 16:53` and `2026-10-24 13:59 UTC` had about 570 files a day for 5m and no `market_resolved` events. They are back to 288 files a day for 5m. Re-download if needed.

### Faster daily data uploads

Oct 22, 2026 · Infrastructure

Each UTC day's Polymarket data is now available by `04:00 UTC` the next day.

### NO-side L2 order books

Oct 21, 2026 · Data Coverage

Add `?outcome=No` to a `/v1/polymarket/l2/...` Parquet or day ZIP URL to download the NO-side order book. See [Polymarket](https://pmdata.dev/docs/historical-data-details/polymarket).

### Markets catalog

Oct 21, 2026 · New Feature

One free Parquet file lists every Polymarket market PMData has recorded and the UTC dates it has L2 data for. See [Markets catalog](https://pmdata.dev/docs/schemas/markets-catalog).

### trades parquet adds trade_id

Oct 12, 2026 · Schema

Added `trade_id` to the Polymarket `trades` parquet: the trade's on-chain transaction hash. Null before `2026-03-10` and when unavailable. See [trades](https://pmdata.dev/docs/schemas/trades).

### Data coverage expanded: Crypto UpDown → All Polymarket markets

Sep 8, 2026 · Data Coverage

All Polymarket market data is available from `2026-05-01`. See [Polymarket](https://pmdata.dev/docs/historical-data-details/polymarket) for downloads by UTC date and `market_slug`.

### Missing L2 tick_size_change events restored

Aug 29, 2026 · Data Fix

Fixed missing `tick_size_change` events in Polymarket L2 data.

### Poly Trade data errors fixed

Jul 23, 2026 · Critical Data Fix

1. `2026-03-28` → `2026-07-10`: Fixed missing `no` trades and `outcome` values incorrectly set to `NULL`.
2. Before `2026-03-28`: Fixed incorrect `price` values when `outcome = no`; the exported value was `1 - true_price`.

### Timestamp precision improved to microseconds

Jul 18, 2026 · Precision Improvement

All timestamp fields now use `timestamp[us]`. For data before Jul 18: `local_timestamp[us] = local_timestamp[ms] * 1,000`.

### Market data collection moved to AWS London

Jul 14, 2026 · Infrastructure

Changed the data **collection location** from GCP, Madrid to AWS `eu-west-2`, London.

### Day API 1h market downloads restored

Jul 6, 2026 · Service Fix

Fixed Day API downloads for 1h Polymarket markets.

### l2 parquet schema update

Jul 4, 2026 · Schema

Updated the Polymarket `l2` parquet schema: removed `trade_price`, `trade_size`, and `trade_side`. Use `trades` for trade-level data.

### On-chain data backfill and gap fix

Jul 2, 2026 · Data Fix

Backfilled on-chain trade history start time from Feb 1 to align with available L2 data, and fixed the Jun 15-Jun 20 on-chain trade data gap.

### Chainlink(no proxy) historical data

Jun 27, 2026 · Data Coverage

Added historical data downloads for `Chainlink(no proxy)`.