Exa Research API

Asynchronous research task that explores the web, gathers sources, synthesizes findings, and returns cited answers for in-depth queries.

ExaResearch & SearchProprietary Endpoint

About Exa Research

Asynchronous research task that explores the web, gathers sources, synthesizes findings, and returns cited answers for in-depth queries.

web searchreasoning

Exa Research specs

Model ID
exa-research
Provider
Exa
Category
Research & Search
Input
text
Output
text
Endpoints
POST /v1/research
POST /v1/search

Exa Research API pricing

Live pay-as-you-go rates from the EmpirioLabs catalog. You are billed only for what you use, with no monthly minimum.

Type
Spec
Rate
exa-research-fast (search)
per search
$0.013
exa-research (search)
per search
$0.013
exa-research-pro (search)
per search
$0.013
Page Read (standard)
per page
$0.013
Page Read (pro)
per page
$0.026
Reasoning Tokens
per 1k tokens
$0.013
Compare on the full pricing page

How to call the Exa Research API

Exa Research is served through POST /v1/research with the model id exa-research and your EmpirioLabs API key. Get an API key from the EmpirioLabs dashboard.

cURL
curl https://api.empiriolabs.ai/v1/research \
  -H "Authorization: Bearer $EMPIRIOLABS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "exa-research",
    "prompt": "Your input here."
  }'
Full Exa Research API reference

Exa Research API parameters

Request parameters supported by the Exa Research API on EmpirioLabs. Defaults apply when a field is omitted.

ParameterTypeDefaultRange / valuesDescription
querystring--The natural-language query to search/research/answer.
research_modelenumexa-researchexa-research, exa-research-pro, exa-research-fastPick the research depth tier. Fast = cheaper / lower depth. Pro = deeper. Default = balanced.
disable_formattingbooleanfalse-Skip the EmpirioLabs Markdown formatting (citation [[N]](url) rewriting + References block). The raw upstream research output with plain [N] citations is returned;...

Good to know

Three tiers — exa-research-fast (lightest), exa-research (default), exa-research-pro (deepest). Long-running async — may take several minutes.

Exa Research API: common questions

How much does the Exa Research API cost?

On EmpirioLabs, Exa Research is billed pay as you go: exa-research-fast (search) $0.013 per search; exa-research (search) $0.013 per search; exa-research-pro (search) $0.013 per search. The live rate card on this page always matches what the API charges.

Which endpoint does Exa Research use?

Exa Research is served through POST /v1/research on api.empiriolabs.ai with standard bearer-token authentication.

Can I try Exa Research in the browser before integrating?

Yes. The EmpirioLabs playground runs Exa Research in the browser with the same parameters the API exposes, so you can test prompts before writing code.

How do I get a Exa Research API key?

Create an EmpirioLabs account, then generate a key under API Keys in the dashboard. Billing is pay-as-you-go credits, so you only pay for the requests you make.

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