Perplexity-Pro-Search | EmpirioLabs AI Docs

Provider: Perplexity
Category: Research & Search
Endpoint: POST /v1/search
Context window: —
Served from: —

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

At a glance

Field	Value
Model id	`perplexity-pro-search`
Input modalities	text
Output modalities	text
Context window	—
Region	—
Features	web_search
New	No
Native inference	No

Pricing

Charge	Spec	Rate
Base Fee (Low Context)	per request	$0.036
Base Fee (Medium Context)	per request	$0.047
Base Fee (High Context)	per request	$0.057
Input Tokens	per 1k tokens	$0.0078
Output Tokens	per 1k tokens	$0.039

Example request

$ curl https://api.empiriolabs.ai/v1/search \
>   -H 'Authorization: Bearer $EMPIRIOLABS_API_KEY' \
>   -H 'Content-Type: application/json' \
>   -d '{"model": "perplexity-pro-search", "query": "latest LLM benchmarks 2026"}'

Parameters

Parameter	Type	Required	Default	Description
`search_context_size`	enum	no	`"medium"`	low\|medium\|high. · Allowed: `low`, `medium`, `high`
`stream_mode`	enum	no	`"concise"`	concise: only final answer streams. full: stream tool calls + reasoning too. · Allowed: `concise`, `full`
`search_mode`	enum	no	`"default"`	Filter source type. · Allowed: `default`, `academic`, `sec`
`search_recency_filter`	enum	no	`"none"`	Restrict to results from the last N. · Allowed: `none`, `day`, `week`, `month`, `year`
`search_after_date`	string	no	—	Publication date filter (MM/DD/YYYY).
`search_before_date`	string	no	—	Publication date filter (MM/DD/YYYY).
`last_updated_after_filter`	string	no	—	Last-modified filter (MM/DD/YYYY).
`last_updated_before_filter`	string	no	—	Last-modified filter (MM/DD/YYYY).
`search_language_filter`	string	no	—	Comma-separated ISO-639-1 codes (max 10).
`search_domain_filter`	string	no	—	Comma-separated allowlist. Prefix with - to deny.
`country`	string	no	—	ISO alpha-2.
`region`	string	no	—	Region/state.
`city`	string	no	—	City.
`latitude`	number	no	—	Latitude.
`longitude`	number	no	—	Longitude.
`return_images`	boolean	no	false	Include image results.
`return_videos`	boolean	no	false	Include video results.
`return_citations`	boolean	no	true	Include citations.
`return_related_questions`	boolean	no	false	Include follow-ups.
`temperature`	number	no	`0.2`	Sampling temperature. · Range: 0 – 2
`max_tokens`	number	no	`4096`	Max output tokens. · Range: 1 – 32768
`disable_formatting`	boolean	no	false	Return raw upstream response.

Live machine-readable schema is also available at GET https://api.empiriolabs.ai/v1/models/perplexity-pro-search.