Karmane/polymarket-prediction-markets-enriched-sample

Polymarket Prediction Market Data for Sports and Event Research

Clean public Polymarket market data for researchers comparing sports, politics, crypto, and event-contract behavior without hand-joining the Gamma API.

This is a free preview. Load it instantly, inspect the schema, and validate quality before purchasing the full dataset.

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What This Preview Proves

• Sample rows: 1,418 (full dataset: 28,364 rows)
• Columns: 96 fields, fully described below
• Format: parquet (loads in pandas, HF datasets, or any parquet reader)
• No authentication required to load this sample
• Schema and quality are identical to the paid full dataset

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Upgrade to Full Dataset

The full production dataset contains 28,364 rows across 96 columns.

Purchase here: https://thearticulated.gumroad.com/l/dwwemm?utm_source=hf_sample_readme&utm_medium=referral&utm_campaign=polymarket-prediction-markets-enriched

After purchase, provide your Hugging Face username and request access on the full dataset page.

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Quick Start

from datasets import load_dataset

dataset = load_dataset("Karmane/polymarket-prediction-markets-enriched-sample")
df = dataset["data"].to_pandas()
print(f"Rows: {len(df):,}, Columns: {len(df.columns)}")
print(df.head())

Or with pandas directly:

import pandas as pd
df = pd.read_parquet("hf://datasets/Karmane/polymarket-prediction-markets-enriched-sample/data/data.parquet")
print(df.head())

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Use Cases

• Compare active and closed prediction markets across sports, politics, crypto, and culture without flattening the public Gamma API yourself.
• Filter player props, spreads, totals, and moneyline-style contracts for dashboards, notebooks, and content workflows.
• Track event-level volume, liquidity, tags, and series metadata for research, product planning, or market-behavior analysis.

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Column Descriptions

• record_id: Stable unique identifier for the dataset row derived from the Polymarket market id.
• market_id: Polymarket market identifier from the public Gamma API.
• condition_id: On-chain condition identifier associated with the binary market.
• market_slug: Public slug string for the market in the Gamma API.
• question: Primary market question text shown to traders.
• question_word_count: Word-count length of the market question after normalization.
• outcomes: JSON-array string containing the ordered list of outcome labels returned by the market payload.
• outcome_count: Number of outcome labels available for the market.
• yes_price: Implied Yes-side price when the market exposes Yes and No outcomes.
• no_price: Implied No-side price when the market exposes Yes and No outcomes.
• favorite_outcome: Outcome label with the highest exposed price at collection time when prices were available.
• favorite_price: Highest exposed outcome price at collection time when prices were available.
• price_sum: Sum of all parsed outcome prices for the market snapshot.
• market_spread: Difference between best ask and best bid when those values were available.
• last_trade_price: Last trade price reported by the public market payload.
• best_bid: Current best bid from the public market payload.
• best_ask: Current best ask from the public market payload.
• one_day_price_change: One-day price change reported by the market payload.
• one_week_price_change: One-week price change reported by the market payload.
• one_month_price_change: One-month price change reported by the market payload.
• one_year_price_change: One-year price change reported by the market payload.
• volume_usd: Cumulative market volume reported in dollar terms by the public payload.
• liquidity_usd: Current market liquidity reported in dollar terms by the public payload.
• volume_24h_usd: Trailing 24-hour market volume in dollars when available.
• volume_1wk_usd: Trailing 1-week market volume in dollars when available.
• volume_1mo_usd: Trailing 1-month market volume in dollars when available.
• volume_1yr_usd: Trailing 1-year market volume in dollars when available.
• order_min_size: Minimum order size reported by the market payload when available.
• order_price_min_tick_size: Minimum tick size for the order book when available.
• market_status: Normalized market-status label derived from archived, closed, active, and accepting-orders flags.
• market_active: Boolean flag indicating the market payload marked the market as active.
• market_closed: Boolean flag indicating the market payload marked the market as closed.
• market_archived: Boolean flag indicating the market payload marked the market as archived.
• market_restricted: Boolean flag indicating the payload marked the market as restricted.
• market_featured: Boolean flag indicating the market payload marked the market as featured.
• accepting_orders: Boolean flag indicating whether the market was accepting orders at collection time.
• enable_order_book: Boolean flag indicating whether the market exposed order-book support.
• fees_enabled: Boolean flag indicating whether fees were enabled on the market.
• neg_risk: Boolean flag indicating whether the market payload flagged negative-risk support.
• competitive_score: Competitive score value reported by the market payload when available.
• created_at: Timestamp when the market was created according to the market payload.
• updated_at: Timestamp when the market was last updated according to the market payload.
• start_date: Market start timestamp when available.
• end_date: Market end timestamp when available.
• closed_time: Timestamp when the market closed when exposed by the payload.
• days_since_creation: Number of days between market creation and collection time.
• days_since_update: Number of days between market last update and collection time.
• days_until_end: Number of days between collection time and the scheduled market end timestamp.
• event_id: Parent Polymarket event identifier.
• event_ticker: Parent Polymarket event ticker when available.
• event_slug: Parent Polymarket event slug.
• event_title: Parent Polymarket event title.
• event_category: Event-level category string from Polymarket when available.
• event_active: Boolean flag indicating the parent event was marked active.
• event_closed: Boolean flag indicating the parent event was marked closed.
• event_archived: Boolean flag indicating the parent event was marked archived.
• event_restricted: Boolean flag indicating the parent event was marked restricted.
• event_comment_count: Comment count reported on the parent event when available.
• event_market_count: Number of market rows attached to the parent event payload.
• event_volume_usd: Cumulative event volume reported in dollars.
• event_liquidity_usd: Current event liquidity reported in dollars.
• event_open_interest_usd: Open interest reported on the event when available.
• event_created_at: Timestamp when the event record was created on Polymarket.
• event_updated_at: Timestamp when the event record was last updated on Polymarket.
• event_start_date: Parent event start timestamp when available.
• event_end_date: Parent event end timestamp when available.
• series_titles: JSON-array string containing the list of series titles attached to the parent event.
• series_slugs: JSON-array string containing the list of series slugs attached to the parent event.
• primary_series_title: First attached series title when available.
• primary_series_slug: First attached series slug when available.
• tag_labels: JSON-array string containing the list of event tag labels attached to the parent event.
• tag_slugs: JSON-array string containing the list of event tag slugs attached to the parent event.
• tag_count: Number of event tags attached to the parent event.
• is_multi_market_event: Boolean flag indicating the parent event contains more than one market.
• is_binary_market: Boolean flag indicating the market exposed exactly two outcomes.
• is_sports_market: Boolean flag indicating sports-oriented event, series, or title language.
• sports_league: Normalized sports league label derived from series, tags, category, and title heuristics when detected.
• is_crypto_market: Boolean flag indicating crypto-related market language or category.
• is_politics_market: Boolean flag indicating politics or election language or category.
• is_current_affairs_market: Boolean flag indicating current-affairs style categorization.
• is_pop_culture_market: Boolean flag indicating entertainment or pop-culture language.
• has_player_prop_signal: Boolean flag indicating a player-prop style betting market.
• has_spread_signal: Boolean flag indicating spread-style language.
• has_total_signal: Boolean flag indicating totals or over-under language.
• has_moneyline_signal: Boolean flag indicating moneyline-style win or beat language.
• has_price_target_signal: Boolean flag indicating price-target or threshold-style language.
• has_election_signal: Boolean flag indicating election-oriented language.
• has_award_signal: Boolean flag indicating award-oriented language.
• has_culture_signal: Boolean flag indicating entertainment, music, movie, or release-oriented language.
• resolution_source_domain: Domain extracted from the market resolution source URL when available.
• source_api_events_url: Base events endpoint used to collect the source data.
• source_api_event_url: Event-specific public API URL for the parent event.
• source_api_market_url: Market-specific public API URL for the market.
• source_directory_url: Top-level Polymarket website URL for the source platform.
• source_domain: Source platform domain for the dataset row.
• last_collected_at: UTC timestamp when the row was collected for this dataset build.

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Dataset Structure

• Rows: 1,418
• Columns: 96
• Split: data
• File: data/data.parquet

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Full Dataset Access

	Sample (this repo)	Full Dataset
Rows	1,418	28,364
Columns	96	96
Auth required	No	Yes (after purchase)
Price	Free	See pricing

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Final CTA

Get the full dataset: https://thearticulated.gumroad.com/l/dwwemm?utm_source=hf_sample_readme&utm_medium=referral&utm_campaign=polymarket-prediction-markets-enriched

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Karmane. (2025). Polymarket Prediction Market Data for Sports and Event Research (Free Sample). Hugging Face. https://huggingface.co/datasets/Karmane/polymarket-prediction-markets-enriched-sample