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The Agents Index

Head to head

GPT Researcher vs Elicit (2026)

Need a free, hackable, self-hosted agent that researches the open web and are comfortable installing a developer tool and supplying your own API keys → GPT Researcher.

GPT Researcher is a free, open-source, self-hosted agent that researches the open web with whichever LLM and search engine you bring, while Elicit is a closed, hosted SaaS purpose-built for the 138M+-paper academic literature index, with tiered subscription pricing and a genuine Systematic Review workflow for formal literature reviews, so the real choice is open-web-and-self-hosted versus academic-literature-and-managed.

2 with a free plan · prices checked 14 September–24 October 2026

Reviewed by The Agents Index editorial team.

On this page
  1. How GPT Researcher and Elicit compare
  2. Who each one is for
  3. Verdict: GPT Researcher or Elicit?
  4. Frequently asked questions
  5. Sources and method

How GPT Researcher and Elicit compare

GPT Researcher vs Elicit comparison
Question
GPT ResearcherDevelopers and AI engineers who want a free, self-hosted research agent they can embed via Python, REST or MCP and run against their own LLM and search keys.Visit site
ElicitAcademic researchers, R&D and policy teams, and pharma strategy groups running literature reviews or formal PRISMA-2020 systematic reviews who need cited, structured evidence pulled from published research.Visit site
The basics
PriceGPT Researcher: freeElicit: free, then $75/month
APIGPT Researcher: YesFastAPI REST surface with WebSocket / SSE streaming; OpenAPI spec at gptr.dev/openapi.json. Companion MCP server (gptr-mcp) exposes deep_research, quick_search, write_report, get_research_sources and get_research_context.Elicit: YesA documented REST API covering search, reports and systematic review exists, but it starts at Pro; the docs list Basic and Plus as having no access at all to search requests.
CategoryGPT Researcher: Research & data agentsElicit: Research & data agents
Pricing modelGPT Researcher: freeElicit: freemium
Model / LLMGPT Researcher: Model-agnostic (OpenAI, Anthropic, Gemini, Mistral, DeepSeek, Cohere, Groq, Azure OpenAI, AWS Bedrock, Hugging Face, Ollama, LiteLLM)Elicit: Multi-model backend (not publicly disclosed)
Bring your own modelGPT Researcher: YesElicit: Not stated
InterfaceGPT Researcher: LibraryElicit: Web
DeploymentGPT Researcher: Self-hostElicit: Cloud
LimitationsGPT Researcher: It is a developer tool: you install and run it, supply your own API keys and manage the setup. There is no polished, sign-in-and-go hosted product. Report quality and cost depend entirely on the LLM and retriever you choose; deep-research runs consume real API spend (tens of cents to a few dollars per run by default) and 30-60 seconds each. License documentation is inconsistent: the repo's LICENSE file is Apache-2.0, while the marketing site's product manual claims MIT. The repo is the source of truth and is Apache-2.0, but a buyer who only reads the marketing page will see MIT. Citations reduce but do not eliminate hallucination. It can still misattribute or summarise a source inaccurately, so output needs review.Elicit: Independent reviewers note it can miss papers a traditional database search would catch, especially very recent ones. For a formal systematic review it should supplement, not replace, comprehensive manual retrieval. Elicit's own documentation acknowledges hallucination is a real risk despite its safeguards, and directs users to verify important findings against the original paper rather than trust the summary alone. It is strongest on empirical, formulaic research (clinical trials, ML benchmarks). Less formulaic or open-ended theoretical work is more likely to lose nuance. Pro pricing ($49/mo) is steep next to narrower single-purpose competitors like Consensus (roughly $9-10/mo) if all you need is quick paper lookups rather than full PRISMA 2020 systematic-review tooling.
TagsGPT Researcher: API, Autonomous, Claude, Free tier, GPT, Multi-agent, Open models, Open source, Self-hostedElicit: API, Autonomous, Enterprise, Free tier
What it does
Done-for-you serviceGPT Researcher: Nogptr.devElicit: Noelicit.com
How much it does unattended
Runs autonomouslyGPT Researcher: Yesdocs.gptr.devElicit: Yessupport.elicit.com
Multi-agentGPT Researcher: Yesdocs.gptr.devElicit: Not stated
Agent permissionsGPT Researcher: Partlydocs.gptr.devElicit: Partlysupport.elicit.com
Which models it runs on
ClaudeGPT Researcher: Yesgptr.devElicit: Yestrust.elicit.com
GPTGPT Researcher: Yesdocs.gptr.devElicit: Yestrust.elicit.com
Open modelsGPT Researcher: Yesdocs.gptr.devElicit: Notrust.elicit.com
Model choiceGPT Researcher: Yesgptr.devElicit: Nosupport.elicit.com
Where you use it
In your editorGPT Researcher: Yesgptr.devElicit: PartlyPro plan and upsupport.elicit.com
On the command lineGPT Researcher: Yesdocs.gptr.devElicit: PartlyPro plan and updocs.elicit.com
In a browserGPT Researcher: Yesdocs.gptr.devElicit: Yeselicit.com
Whose machine it runs on
Self-hostedGPT Researcher: Yesgptr.devElicit: PartlyEnterprise plan and upelicit.com
Open sourceGPT Researcher: Yesgptr.devElicit: Noelicit.com
What it costs to run
How it metersGPT Researcher: Yesgptr.devElicit: Partlysupport.elicit.com
Free tierGPT Researcher: Yesgptr.devElicit: Yeselicit.com
API accessGPT Researcher: Yesgptr.devElicit: PartlyPro plan and upsupport.elicit.com
MCP serverGPT Researcher: Yesdocs.gptr.devElicit: PartlyPro plan and upsupport.elicit.com
Bring your own keyGPT Researcher: Yesgptr.devElicit: Partlyelicit.com
Buying it for a team
A company can buy itGPT Researcher: Partlygptr.devElicit: Yessupport.elicit.com
Seat modelGPT Researcher: Nogptr.devElicit: Yessupport.elicit.com
Pooled budgetGPT Researcher: Nogptr.devElicit: Yessupport.elicit.com
Admin controlsGPT Researcher: Partlydocs.gptr.devElicit: PartlyScale plan and upsupport.elicit.com
Audit logGPT Researcher: Nogptr.devElicit: PartlyEnterprise plan and upelicit.com
Single sign-onGPT Researcher: Nogptr.devElicit: PartlyEnterprise plan and upelicit.com
What happens to your code
Opt out of trainingGPT Researcher: Yesgptr.devElicit: PartlyEnterprise plan and upelicit.com
Data residencyGPT Researcher: Yesgptr.devElicit: Partlyelicit.com
Getting outGPT Researcher: Yesgptr.devElicit: Partlysupport.elicit.com
CertificationsGPT Researcher: Not statedElicit: Yestrust.elicit.com

GPT Researcher and Elicit are both in this index's "research agents" category, but they research different things for different people. GPT Researcher is open-source (Apache 2.0) and self-hosted: point it at a question, and its planner-executor-publisher pipeline fans out parallel web searches, reads and filters what it finds, and writes a long-form, cited report, typically 2,000+ words over 20+ sources. It is model- and search-agnostic, so you bring your own OpenAI, Anthropic, Google or local Ollama keys plus a search backend like Tavily, Google, Bing or DuckDuckGo. Elicit does not touch the open web at all: it is a hosted product scoped entirely to scientific and academic literature, searching over 138 million papers, and its Research Agent (launched December 2025) plans sub-questions and assembles findings into an interactive report or a structured data-extraction table pulling specific fields (sample size, method, outcome) out of each paper.

The gap widens on workflow and rigor. GPT Researcher's Deep Research mode recursively explores a topic across more branches for broader web coverage, but it has no concept of "screening" a fixed literature set: it is built to synthesize what a web search turns up, not to audit a corpus against inclusion criteria. Elicit's Systematic Review workflow does exactly that: it automates the screening step of a formal literature review, screening up to 5,000 papers on its Pro tier and 40,000 on Enterprise against criteria you set, which Elicit's own pricing page describes as "PRISMA-grade accuracy" at the top tier, a genuinely different, more auditable job than summarizing web pages. Every Elicit claim carries a sentence-level citation back to the source paper; GPT Researcher's citations point to whatever web sources its search backend surfaced, which is only as authoritative as that backend and the query.

Cost and access are the clearest fork. GPT Researcher itself is free forever: you pay only your own LLM and search API bills, typically cents to about a dollar per Deep Research run. Elicit's Basic tier is free for unlimited paper search and chat, but its Research Agent and Systematic Review usage is limited until you pay: Pro is $49/month (5,000-paper screening, 20-column extraction tables, API access), Scale is $169/month (5x usage, 30-column tables, figure extraction), and Enterprise is custom (40,000-paper screening, 40-column extraction, SSO/SAML). GPT Researcher also demands more setup: you install it, supply API keys, and run it as a Python package, FastAPI service or Docker container (an MCP server is available via a companion project, gptr-mcp). Elicit is a polished, sign-in-and-go web app with no installation at all.

Who each one is for

GPT Researcher

Developers and AI engineers who want a free, self-hosted research agent they can embed via Python, REST or MCP and run against their own LLM and search keys.

From Free

Watch for: Requires technical setup and your own API keys. Not a turnkey hosted app.

Elicit

Academic researchers, R&D and policy teams, and pharma strategy groups running literature reviews or formal PRISMA-2020 systematic reviews who need cited, structured evidence pulled from published research.

From Free

Watch for: Best treated as a supplement to, not a replacement for, exhaustive manual search in a formal systematic review.

Verdict: GPT Researcher or Elicit?

Need a free, hackable, self-hosted agent that researches the open web and are comfortable installing a developer tool and supplying your own API keys → GPT Researcher. Need cited, structured evidence pulled specifically from published scientific literature (especially a formal systematic review with auditable screening) and want a hosted, no-setup product → Elicit. Want to research your own private documents, not just the web or published papers → GPT Researcher can point at local files directly; Elicit is scoped to its own paper index. On a zero budget and doing general research, not academic literature → GPT Researcher's free tier has no usage cap; Elicit's free Basic tier caps Research Agent and Reports usage.

The digest

Which agents actually ship. New agents and articles, by email, at most once a week.

Frequently asked questions

Is GPT Researcher or Elicit free?
GPT Researcher is free and open-source (Apache 2.0) with no subscription: you only pay for the LLM and search API keys you supply. Elicit's Basic tier is free for unlimited paper search and chat, but its Research Agent and Systematic Review usage is capped until you upgrade to Pro ($49/mo) or above.
Which one can search academic papers?
Elicit: it searches over 138 million scientific papers and extracts structured, sentence-cited data from them. GPT Researcher searches the open web via whichever search backend (Tavily, Google, Bing, DuckDuckGo) you configure; it is not scoped to an academic paper index.
Can either do a formal systematic literature review?
Elicit can: its Systematic Review workflow automates screening against inclusion criteria you set, up to 5,000 papers on Pro and 40,000 on Enterprise, which Elicit describes as "PRISMA-grade accuracy" at the top tier. GPT Researcher has no equivalent screening workflow; it synthesizes what a web search returns rather than auditing a fixed corpus.
Do I need to install anything?
GPT Researcher, yes: it is a developer tool you run yourself as a Python package, FastAPI service or Docker container, with your own API keys (an MCP server is available via the companion gptr-mcp project). Elicit is a hosted web app with no installation; you sign in and use it directly.
Can either research my own documents instead of the web or published papers?
GPT Researcher can: point it at local PDFs, spreadsheets or docs and it researches and cites across your own files as well as the web. Elicit is scoped to its own 138M+-paper index; it does not ingest your private documents.

Sources and method

How we rank

Every price here was read on the maker's own pricing page.

The digestFree

Which agents actually ship.

New agents and articles, by email, at most once a week.

Last issue · No. 1 · 13 October 2026Devin vs Claude Code: Which Should You Pick?

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At a glance

GPT Researcher is a free, open-source, self-hosted agent that researches the open web with whichever LLM and search engine you bring, while Elicit is a closed, hosted SaaS purpose-built for the 138M+-paper academic literature index, with tiered subscription pricing and a genuine Systematic Review workflow for formal literature reviews, so the real choice is open-web-and-self-hosted versus academic-literature-and-managed.

The Agents Index digest

The agents we added and what we wrote about them, by email, no more than once a week.

Last issue: Devin vs Claude Code: Which Should You Pick? · 13 October 2026