# Changelog of Currency Exchange Rates Scraper (`automation-lab/currency-exchange-rate-snapshot-tracker`) Actor

- **URL**: https://apify.com/automation-lab/currency-exchange-rate-snapshot-tracker/changelog.md
- **Full Actor documentation**: https://apify.com/automation-lab/currency-exchange-rate-snapshot-tracker.md

## Changelog

### 2026-10-22

#### Features

- Backfill up to 366 calendar days into flat pair/business-date snapshots with source provenance and a global row cap.

#### Fixes

- Reject malformed provider data and non-finite conversions before snapshot charging or output.
- Honor the charge budget with deterministic allowed output and explicit budget-limited completion.

#### Integrations

- Added private sanitized failure diagnostics with 30-day retention; supplied amounts and secret fields are removed.

### 0.1.0

- Added latest and historical currency-pair reference-rate snapshots.
- Added inverse rates, amount conversion, provider dates, retrieval timestamps, and source provenance.
- Added validation, deduplication, base-currency request grouping, and bounded transient retries.