What is Exa?

Exa is an AI-powered search engine and web search API providing semantic search technology. API pricing is USD 7 per 1,000 search requests with 10 results (USD 1 per 1,000 additional results). Exa Deep costs USD 12 per 1,000 requests, while new Exa Deep (Reasoning) is USD 15 per 1,000 requests. Research agents: exa-research at USD 5 per 1,000 searches plus USD 5 per 1,000 webpages read; exa-research-pro at USD 5 per 1,000 agent searches plus USD 10 per 1,000 webpages read. Websets for data enrichment: Starter (USD 49/mo with 8k credits), Pro (USD 449/mo with 100k credits), Enterprise (custom with unlimited resources). Exa enables developers to build AI applications with advanced web search capabilities and structured data retrieval.

Strengths and tradeoffs

What this tool does well, and the limitations to keep in mind.

Pros

Powerful semantic search capabilities
Flexible pricing for different use cases
Research agents automate complex tasks
Websets for structured data enrichment

Cons

Costs accumulate quickly with high-volume usage
Multiple pricing dimensions require careful budgeting
Enterprise pricing not transparent

Plans & pricing

What's included in each plan, and how the tiers compare.

API Search

$7

Per 1k requests

10 results included
$1/1k additional results
Semantic search
API access

Exa Deep

$12

Per 1k requests

Deep search capabilities
Enhanced results
Advanced features

Research Agents

$5-10

Per 1k operations

exa-research ($5/1k)
exa-research-pro ($10/1k)
Webpage reading
Agent searches

Websets Pro

$449

Per month

100k credits
10 seats
1k results per Webset
50 enrichment columns
10 concurrent searches

View official pricing page

Using Exa with Respan

Integrate Exa's AI search engine with Respan to add advanced web search and data retrieval to your AI applications. Leverage semantic search and research agents alongside Respan's orchestration for comprehensive information gathering workflows.

Semantic search finds relevant results beyond keyword matching
Research agents automate complex web research tasks
Structured data retrieval with Websets enrichment
API access enables programmatic search integration

Run Exa in production with Respan

10KFree traces/mo

500+Models

5 minSetup

Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.

Try Respan free