100% Opensource and $0 subscription fees.
1. DeepResearch by Jina AI
It uses Gemini Flash, Brave/DuckDuckGo, and Jina Reader, to mimic OpenAI's agentic search, read, and reasoning process.
100% Opensource.
2. Open Deep Research by Firecrawl
It uses Firecrawl search + extract along with the AI SDK for reasoning with any LLM, instead of using a fine-tuned version of o3.
3. OpenDeepResearcher:
An asynchronous AI agent that performs comprehensive research by iteratively searching with SERP API, extracting content with Jina AI, and using OpenRouter for LLM processing.
100% Opensource.
4. Deep-Research
It performs iterative deep research by generating search queries, scraping websites with Firecrawl, and utilizing the o3-mini model (via OpenAI) for reasoning.
100% Opensource.