
Open-source agentic RAG with custom depth and width controls.
By Tanmay Verma, Founder · Last verified 03 Jul 2026
In short
DeepWideResearch — Open-source agentic RAG with custom depth and width controls. Best for Researchers needing adjustable depth and breadth in one tool, Developers building custom research agents with MCP, Enterprises requiring self-hosted, private research infrastructure. Free to start; paid plans from $15/mo.
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DeepWideResearch is a strong pick for developers and researchers who want fine-grained control over research depth and breadth. The open-source option ensures data privacy, but non-technical users may find the setup daunting without a cloud-hosted version readily available.
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Last verified: July 2026
We ran a structured research pass across product reviews, community discussions, and post-purchase forum threads to surface the patterns vendors won't publish themselves. Below: the recurring strengths, the hidden costs people mention most, and the cohort that consistently regrets adopting this tool.
How likely is DeepWideResearch to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.
Last calculated: July 2026
How we score →DeepWideResearch is an open-source agentic RAG platform that puts you in charge of your research scope via two knobs: Deep (how thoroughly to investigate each topic) and Wide (how many related topics to explore). It supports MCP integration for plugging in custom data sources and tools, and offers flexible model selection including OpenAI, Anthropic Claude, and open-source models. The tool is available as a self-hosted open-source solution (MIT license) with cloud-hosted plans for those who want managed infrastructure. Designed for researchers, developers, and enterprises, it provides granular control over research workflows—from quick Q&A to comprehensive analyses—without lock-in to a single search engine or AI model. Compared to proprietary deep research tools like OpenAI's Deep Research or Gemini, DeepWideResearch emphasizes transparency, customizability, and local data privacy.
DeepWideResearch fills a niche that proprietary deep research tools ignore: giving users explicit control over how deep and how wide a research query goes. The two-parameter interface is elegantly simple—tweak Deep for thoroughness, Wide for scope—and the open-source nature (MIT) means you can audit every line. We'd reach for this when we need aggregated multi-engine search (Exa, Tavily, Context 7) with custom model choice, or when data privacy demands self-hosting. The MCP ecosystem is still small (three out-of-the-box servers), but extensible. Where it bites: the cloud-hosted plans are credit-based (Free 100 credits, Plus 2,000, Pro 15,000) and API access requires credits even on paid tiers. The website also indicates no cloud-hosted version is available yet—contradicting the pricing page—so expect to self-host unless you contact sales for managed options. Compared to alternatives like GenSpark or Jina, DeepWideResearch wins on open-source freedom and model flexibility but lacks native mobile/desktop apps and a fully guided onboarding. Best for technical teams who want to script research pipelines, not for casual users who need a plug-and-play interface.
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