# Examples week: v1.4.3

Open Deep Research, an R1 web extractor, an o3-mini crawler and more examples, with URL deduplication, better blocklists and scrape options for extract.

- Published: February 7, 2025

![v1.4.3 Release](/images/changelog/feb7.webp)

### Summary of changes

* Open Deep Research: An open source version of OpenAI Deep Research. See here: [https://github.com/nickscamara/open-deep-research](https://github.com/nickscamara/open-deep-research)
* R1 Web Extractor Feature: New extraction capability added.
* O3-Mini Web Crawler: Introduces a lightweight crawler for specific use cases.
* Updated Model Parameters: Enhancements to o3-mini\_company\_researcher.
* URL Deduplication: Fixes handling of URLs ending with /, index.html, index.php, etc.
* Improved URL Blocking: Uses tldts parsing for better blocklist management.
* Valid JSON via rawHtml in Scrape: Ensures valid JSON extraction.
* Product Reviews Summarizer: Implements summarization using o3-mini.
* Scrape Options for Extract: Adds more configuration options for extracting data.
* O3-Mini Job Resource Extractor: Extracts job-related resources using o3-mini.
* Cached Scrapes for Extract evals: Improves performance by using cached data for extractions evals.

_Canonical HTML: https://www.firecrawl.dev/changelog/feb7_

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### On This Topic
- [Changelog index](/changelog.md)
- [Newer entry: v1.4.4: PDF and image sub-link extraction](/changelog/feb14.md)
- [Older entry: Extract and API improvements: v1.4.2](/changelog/jan31.md)