Research vs Perplexity Agent
Research is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑17.
Research is a plugin bundle for AI coding tools published by b-open-io. No marketplace we read lists it any more. Perplexity Agent is an MCP server published by zalez. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-10-19. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  Perplexity Agent | |
|---|---|---|
| Community marketplace b-open-io/claude-plugins | Removed on 2026-10-17 Version: 0.1.5 Forks (GitHub): 4 Stars (GitHub): 16 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 0.4.0 Downloads/month (PyPI): 90 Downloads/week (PyPI): 40 Forks (GitHub): 1 Stars (GitHub): 0 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | Researchno longer listed · | Perplexity Agent |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 16 | 0 |
| Forks (GitHub) (differs) | 4 | 1 |
| Last release | Not published | Not published |
| Where it runs (differs) | Installs as a plugin bundle | On your machine (perplexity-agent-mcp) |
| Transport (differs) | Not stated | stdio |
| Tools it declares | Not published | Not published |
| Environment variables it asks for (differs) | Not published | 2, secrets among them: 1 |
| Parts of the bundle (differs) | 10 | Not a bundle |
| Licence | Not stated | Not stated |
| Repository (differs) | github.com/b-open-io/prompts | github.com/zalez/perplexity-agent-mcp |
| Changes in the last 7 days (differs) | 4 | 0 |
| First seen (differs) | 2026-10-15 | 2026-10-11 |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of Research
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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AI Web Research & Research Brief Agent
x402 cited web research and synthesis for agents. $1.99 per completed brief.
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run-deep-research
Skills for deep research with OpenAI, Perplexity, Edison/Falcon, Cyberian, and OpenScientist
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Self-evolving deep research. Gets smarter every time you use it. Searches across channels, synthesizes cited reports, and learns which queries and platforms work best.
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mcp ai.rolli/mcp
Social media search, expert discovery, and analytics across X, Reddit, YouTube, and more
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You.com agent skills for web search, research with citations, and content extraction. Guided integrations for Vercel AI SDK, Claude Agent SDK, OpenAI Agents SDK, crewAI…
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Multi-source research report generator with web fetching. x402 micropayment.
What each says it does
Research
Multi-source research, X analysis, writing-style capture, and documentation. Optional module for core.
Perplexity Agent
Multi-step web research with citations via Perplexity's Agent API. Standard library only.
How to run each
Research
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Perplexity Agent As a local MCP server: PyPI package
claude mcp add --env "PERPLEXITY_API_KEY=<YOUR_PERPLEXITY_API_KEY>" --transport stdio perplexity-agent-mcp -- uvx perplexity-agent-mcpRequires: PERPLEXITY_API_KEY (secret)
Commands built only from what the marketplaces declare; the full set for every client is on each card.
Tools each declares
Neither one's marketplaces publish a list of tools, so there is nothing to compare.
Settings each asks for
The marketplaces of Research publish no settings it asks for, so we do not compare settings.
What it can do: Research · What it can do: Perplexity Agent · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.