> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.empiriolabs.ai/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.empiriolabs.ai/_mcp/server.

# Perplexity

> 7 Perplexity models on EmpirioLabs, callable through one OpenAI-compatible API with shared billing and logs.

![Perplexity](/_fern-files/_img/ae0a4b4f5bc0f825b1f7397ba2eb9bdbc53c87a5f09a97355ace359ebd5ebada.webp)

## Perplexity

## Models from Perplexity

![Perplexity Advanced Deep Research](https://media.empiriolabs.ai/model-logos/perplexity-adv-deep-research.png)

[Perplexity Advanced Deep Research](/models/perplexity-advanced-deep-research)

Institutional-grade research agent that runs many rounds of web search and page reading, with maximum depth and extensive source coverage.

![Perplexity Deep Research](https://media.empiriolabs.ai/model-logos/perplexity-deep-research.png)

[Perplexity Deep Research](/models/perplexity-deep-research)

Research model for multi-step retrieval, synthesis, and reasoning, autonomously searching, reading, and evaluating sources across complex topics.

![Perplexity Pro Search](https://media.empiriolabs.ai/model-logos/perplexity-pro-search.png)

[Perplexity Pro Search](/models/perplexity-pro-search)

Sonar Pro as an agentic researcher: chains web searches, fetches full pages, and streams live reasoning, adapting strategy for complex queries.

![Perplexity Search](https://media.empiriolabs.ai/model-logos/perplexity-search.png)

[Perplexity Search](/models/perplexity-search)

Real-time web search with filtering by domain, language, date, and more. Returns search results, not LLM responses; no file uploads.

![Perplexity Sonar](https://media.empiriolabs.ai/model-logos/perplexity-sonar.png)

[Perplexity Sonar](/models/perplexity-sonar)

Real-time web-connected search with accurate citations and customizable sources for up-to-date AI search integration in production apps.

![Perplexity Sonar Pro](https://media.empiriolabs.ai/model-logos/perplexity-sonar-pro.png)

[Perplexity Sonar Pro](/models/perplexity-sonar-pro)

Search-grounded model with double the citations and a larger context window, tuned for complex queries needing in-depth, nuanced answers.

![Perplexity Sonar Reasoning Pro](https://media.empiriolabs.ai/model-logos/perplexity-sonar-rsn-pro.png)

[Perplexity Sonar Reasoning Pro](/models/perplexity-sonar-reasoning-pro)

Reasoning model that researches over several rounds of web search, chaining evidence across many sources before it answers, with inline citations.