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freelancer.com 🟢 2026-05-12

🔹 Historical Betfair Racing Data Extraction
👤 Client: 🇺🇸 Palmer, United States Member since 2018-01-10
💰 Price: $147 Average bid
🚩 Problem: Extract comprehensive historical racing data from Betfair for horse and greyhound races between January 1, 2022, and May 11, 2026.
📦 Existing: Not specified

Specifications:

[Format] CSV files (one per year) with one-minute snapshots of odds
[Stack] Python or R for automation and data processing
[Security] Active Betfair API key required for access
[Method] Use Betfair Historical Data or Streaming API
[Target] Full historical coverage from 2022 to 2026, including all countries

Workflow:

Obtain and verify an active Betfair API key.
Develop a script in Python or R to automate data extraction using the provided API.
Extract one-minute snapshots of odds for WIN markets from horse and greyhound races across all countries between January 1, 2022, and May 11, 2026.
Generate CSV files (one per year) with required headers and timestamp columns.
Send a sample of the extracted data (a dozen rows) for validation.
Ensure full date range is covered without gaps and each file matches the sample format.