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Comparison

DeepResearch vs deep-searcher

DeepResearch (Tongyi Deep Research, the Leading Open-source Deep Research Agent) vs deep-searcher (Open Source Deep Research Alternative to Reason and Search on Private Data) - live GitHub stats and typed graph relationships, not marketing.

Markdown twin · DeepResearch alternatives · deep-searcher alternatives

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DeepResearch

Alibaba-NLP/DeepResearch

20kpushed Feb 27, 2026
vs

deep-searcher

zilliztech/deep-searcher

7.9kpushed Nov 19, 2025

Tagline

DeepResearch
Tongyi Deep Research, the Leading Open-source Deep Research Agent
deep-searcher
Open Source Deep Research Alternative to Reason and Search on Private Data

Stars

DeepResearch
20k
deep-searcher
7.9k

Forks

DeepResearch
1.5k
deep-searcher
767

Open issues

DeepResearch
91
deep-searcher
53

Language

DeepResearch
Python
deep-searcher
Python

Adopt for

DeepResearch
DeepResearch is an agentic large language model designed with a focus on long-horizon, deep information-seeking tasks, making it particularly suitable for users needing advanced search capabilities. It comes with 30.5B+3
deep-searcher
DeepSearcher is an open-source tool that combines advanced large language models (LLMs) and vector databases to perform search, evaluation, and reasoning based on private data. It provides enterprise knowledge management

Persona

DeepResearch
-
deep-searcher
-

Runtime

DeepResearch
-
deep-searcher
-

License

DeepResearch
Apache-2.0
deep-searcher
Apache-2.0

Last pushed

DeepResearch
Feb 27, 2026
deep-searcher
Nov 19, 2025

Categories

DeepResearch
AI Agents, LLM Frameworks
deep-searcher
AI Agents, Data & Retrieval, Vector Databases

Trust and health

Days since push

DeepResearch
130d
deep-searcher
231d

Open issues (now)

DeepResearch
91
deep-searcher
53

Security scan

DeepResearch
104 low (104 low)
deep-searcher
No lockfile

Full report

DeepResearch
Trust report
deep-searcher
Trust report

Typed relationship

DeepResearch alternative deep-searcherDeep Searcher and DeepResearch both perform open-source deep research tasks, potentially differing in their feature sets or community support.

Choose DeepResearch if…

  • Pricing: No specific pricing info provided; deployment could vary depending on your cloud service provider or if you self-host on local servers..
  • Requirements: Min 16 GB RAM; Requires substantial computational resources due to its size and complexity.; Recommended for users with access to robust hardware infrastructure, either through cloud services like Aliyun's Bailian or local deployment..
  • Deep Searcher and DeepResearch both perform open-source deep research tasks, potentially differing in their feature sets or community support.
  • Tags unique to DeepResearch: artificial-intelligence, alibaba, web-agent.
  • Also covers LLM Frameworks.
  • When you need to perform sophisticated long-term horizon tasks that require in-depth information seeking.

When NOT to use DeepResearch

  • Avoid using it for tasks requiring quick responses as it might suffer from slower response times due to its complex architecture designed for deep information-seeking.
  • Not suitable for less demanding or simpler tasks where smaller and more efficient models can perform adequately without the overhead of DeepResearch's extensive capability.

Choose deep-searcher if…

  • Deep Searcher and DeepResearch both perform open-source deep research tasks, potentially differing in their feature sets or community support.
  • Tags unique to deep-searcher: openai, claude, agentic-rag, milvus.
  • Also covers Data & Retrieval, Vector Databases.
  • deep-searcher ships Docker support for self-hosted deployment.
  • - **When you need a flexible embedding option**: DeepSearcher supports multiple embedding models like Milvus for optimal selection.

When NOT to use deep-searcher

  • - **If you require real-time web content integration only**: DeepSearcher primarily focuses on local/private data. Online content integration is possible but not its core functionality.
  • - **When strict API dependency avoidance is needed**: DeepSearcher often relies on specific APIs (e.g., OpenAI) for LLM services, which might be a constraint in environments strictly avoiding third-党

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Related comparisons

Common questions

What is the difference between DeepResearch and deep-searcher?
DeepResearch: Tongyi Deep Research, the Leading Open-source Deep Research Agent. deep-searcher: Open Source Deep Research Alternative to Reason and Search on Private Data. See the comparison table for live GitHub stats and shared categories.
When should I choose DeepResearch over deep-searcher?
Choose DeepResearch over deep-searcher when Pricing: No specific pricing info provided; deployment could vary depending on your cloud service provider or if you self-host on local servers.; Requirements: Min 16 GB RAM; Requires substantial computational resources due to its size and complexity.; Recommended for users with access to robust hardware infrastructure, either through cloud services like Aliyun's Bailian or local deployment.; Deep Searcher and DeepResearch both perform open-source deep research tasks, potentially differing in their feature sets or community support; Tags unique to DeepResearch: artificial-intelligence, alibaba, web-agent; Also covers LLM Frameworks; When you need to perform sophisticated long-term horizon tasks that require in-depth information seeking.
When should I choose deep-searcher over DeepResearch?
Choose deep-searcher over DeepResearch when Deep Searcher and DeepResearch both perform open-source deep research tasks, potentially differing in their feature sets or community support; Tags unique to deep-searcher: openai, claude, agentic-rag, milvus; Also covers Data & Retrieval, Vector Databases; deep-searcher ships Docker support for self-hosted deployment; - **When you need a flexible embedding option**: DeepSearcher supports multiple embedding models like Milvus for optimal selection.
When should I avoid DeepResearch?
Avoid using it for tasks requiring quick responses as it might suffer from slower response times due to its complex architecture designed for deep information-seeking. Not suitable for less demanding or simpler tasks where smaller and more efficient models can perform adequately without the overhead of DeepResearch's extensive capability.
When should I avoid deep-searcher?
- **If you require real-time web content integration only**: DeepSearcher primarily focuses on local/private data. Online content integration is possible but not its core functionality. - **When strict API dependency avoidance is needed**: DeepSearcher often relies on specific APIs (e.g., OpenAI) for LLM services, which might be a constraint in environments strictly avoiding third-党
Is DeepResearch or deep-searcher more popular on GitHub?
DeepResearch has more GitHub stars (19,621 vs 7,934). Stars measure visibility, not whether either tool fits your constraints.
Are DeepResearch and deep-searcher open source?
Yes - both are open-source projects on GitHub (DeepResearch: Apache-2.0, deep-searcher: Apache-2.0).
Where can I find alternatives to DeepResearch or deep-searcher?
GraphCanon lists graph-backed alternatives at /tools/alibaba-nlp-deepresearch/alternatives and /tools/zilliztech-deep-searcher/alternatives (/tools/alibaba-nlp-deepresearch/alternatives.md, /tools/zilliztech-deep-searcher/alternatives.md), ranked by typed relationship edges rather than popularity votes.
Is there a machine-readable version of this comparison?
Yes. The markdown twin at /compare/alibaba-nlp-deepresearch-vs-zilliztech-deep-searcher.md mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
Which is better maintained, DeepResearch or deep-searcher?
DeepResearch: Slowing. deep-searcher: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
Where are the full trust reports for DeepResearch and deep-searcher?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: DeepResearch: /tools/alibaba-nlp-deepresearch/trust; deep-searcher: /tools/zilliztech-deep-searcher/trust.

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