Academic Research Assistant

Turn a research question into an evidence-grounded literature review.

Search academic literature extract evidence validate citations generate a structured research paper.

25 specialized agents
10 academic databases
PRISMA tracking
Evidence validation
PDF/DOCX
Input Research Question

"What techniques reduce hallucinations in large language models?"

143 discovered
87 screened
31 included
Checkpoint 3 Approved
Mitigating Hallucinations in Large Language Models: A Systematic Literature Review
DeepResearch Synthesis • 31 Included Studies • Indexed via Crossref, PubMed, OpenAlex & arXiv
Abstract: Hallucination remains a critical bottleneck in deploying large language models for high-stakes decision making. This systematic literature review synthesizes 31 empirical studies spanning retrieval-augmented generation (RAG), fine-grained verification, decoding-time constraints, and chain-of-thought grounding. We extract an actionable taxonomy of mitigation mechanisms and identify key gaps in benchmark reproducibility.

Recent empirical analyses (Ji et al., 2023) categorize model unfaithfulness into intrinsic contradictions and extrinsic fabrications. Retrieval-augmented architectures (Lewis et al., 2020) significantly reduce factual errors by grounding generation on indexed document corpora. Furthermore, post-hoc verification agents (Gao et al., 2023) enforce bidirectional citation tracing, reducing unsupported claims across multi-turn reasoning workflows...

Key Citations
  • Ji, Z. et al. (2023). Survey of Hallucination in Natural Language Generation.
  • Lewis, P. et al. (2020). Retrieval-Augmented Generation for Knowledge-Intensive NLP Tasks.
1. Identification
143 Records Discovered
OpenAlex (52) · Crossref (38) · PubMed (25) · arXiv (28)
Deduplication
56 Excluded
Identical DOIs & normalized title matches
2. Screening
87 Records Screened
Abstract relevance scored against research scope
Irrelevant
56 Excluded
Score < 6.0 / 10 against criteria
3. Included Corpus
31 Studies Included
Full text resolved for final synthesis & matrix
Study & Year Mitigation Focus Methodology Key Empirical Finding Evidence Level
Ji et al. (2023) Taxonomy & Evaluation Comprehensive Survey Establishes intrinsic vs. extrinsic hallucination categorization. High (Foundational)
Lewis et al. (2020) Retrieval Grounding RAG Architecture Dense retrieval conditioning cuts factual hallucinations by ~68%. High (Pivotal)
Gao et al. (2023) Citation Verification RARR Automated Editing External search verification resolves factual mistakes post-generation. High (Empirical)
Dhuliawala et al. (2023) Self-Contradiction Probing Chain-of-Verification Decomposing verification into sub-queries improves reliability. Moderate-High
01
Scope & Keywords

Formulates research objectives, questions, and Boolean search keywords.

🧑
Checkpoint 1

You approve scope and search queries before retrieving papers.

02
Multi-Index Retrieval

Queries OpenAlex, Semantic Scholar, and arXiv simultaneously.

03
Screening & Dedup

Filters out duplicates and evaluates abstracts on 0–10 relevance score.

🧑
Checkpoint 2

You inspect literature synthesis and research gaps.

04
Synthesis & Verify

Drafts paper sections with strict evidence-to-claim citation checks.

Designed Around the Research Process

Research shouldn't be a black box.

Traditional AI chatbots give you a one-shot answer from unseen training data. DeepResearch executes a structured, verifiable research process with human review at every stage.

Traditional AI Chat

One-Shot Generation

  • One-shot prompt: Tries to write everything in a single ungrounded pass.
  • Opaque sources: Hallucinates non-existent DOIs and author citations.
  • No review gates: Runs entirely uncontrolled until output completes.
  • Chat responses: Produces unstructured conversational text.
DeepResearch

Multi-Stage Evidence Pipeline

  • Structured pipeline: Scope → Literature → Evidence → Synthesis → Paper.
  • Traceable evidence: Queries 320M+ indexed papers (OpenAlex, S2, Crossref, Europe PMC, PubMed, DOAJ, DataCite & arXiv).
  • Human review gates: Pauses at 3 checkpoints so you can guide the direction.
  • Publication artifacts: PRISMA-style flow, evidence matrix, PDF and Word export.
Core Capabilities

Everything you need to write literature reviews.

Built for researchers, academics, and analysts who need reliable, citation-backed literature synthesis.

Find the literature

Search multiple academic indexes (OpenAlex, Semantic Scholar, and arXiv) simultaneously from a single research question.

Screen the evidence

Deduplicate and score papers on a 0–10 relevance threshold against your defined research scope.

Understand the literature

Extract themes, gaps, frameworks, and comparative findings from the screened corpus.

Verify the claims

Trace synthesized claims back to retrieved full-text evidence to eliminate phantom citations.

Stay in control

Approve or revise the research direction in plain English before the next stage runs.

Produce the paper

Turn the research into a structured 14-section paper with PRISMA-style figures, matrix, and PDF/DOCX export.

Human-In-The-Loop

AI does the heavy research.
You make the decisions.

DeepResearch uses LangGraph state gates to pause at three strategic checkpoints. Review findings, refine queries in natural language, or steer hypotheses before the pipeline proceeds.

The system never commits to downstream synthesis without your explicit approval.

Start a Research Run
1

Checkpoint 1 · Scope & Keywords

Approve the research problem statement and search query terms before querying databases.

2

Checkpoint 2 · Literature & Framework

Inspect synthesized findings, identified research gaps, and screened evidence papers.

3

Checkpoint 3 · Theoretical Hypotheses

Validate proposed hypotheses before methodology, analysis planning, and full paper assembly begin.

Flexible Research Modes

Two Ways to Research

Choose between fast, cited web reports or comprehensive academic literature review synthesis.

DeepSearch
Fast web research & cited synthesis
  • Runtime: ~5–10 minutes
  • Agents: 5 parallel search agents
  • Sources: Tavily Web Search (News, Finance, Academic)
  • Checkpoints: 1 (Plan approval & revisions)
  • Output: Cited Markdown report with web sources
Try DeepSearch ›
Technical Architecture

Built as a real research system.

Engineered for reproducibility, state persistence, and open self-hosting.

LangGraph State Machine
Resumable DAG execution with native interrupt() HITL checkpoints.
Global Scholarly APIs
Direct querying against OpenAlex, Semantic Scholar, arXiv, Unpaywall, and Europe PMC.
FastAPI + SSE Streaming
Asynchronous backend streaming live token-by-token progress and agent states.
SQLite Checkpointing
Persistent graph state surviving backend restarts with zero progress loss.
Self-Hostable & BYOK
Bring your own API keys (DeepSeek, OpenAI, Ollama, vLLM) stored locally in your .env.
PRISMA-Style Flow
Generated directly from pipeline identification, deduplication, screening, and inclusion counts.

Open Source & Community Driven

DeepResearch is 100% open source under the permissive MIT License. Inspect the graph code, extend agents, or self-host.

View Source on GitHub

Start your next research project with DeepResearch.

Turn your research question into a structured literature review whose cited claims link back to their sources, with human review at every major step.