Free / Open-sourceWeb data API that turns any site into clean, AI-ready content
Free / Open-sourceWeb data API that turns any site into clean, AI-ready content
Exa records 1,062,574 monthly visits with +16.8% month-over-month growth and Freemium, Contact for Pricing pricing. 21X (formerly Structurely) records 13,453 monthly visits with +367.9% growth and Contact for Pricing pricing.

AI agents that answer, qualify, book and follow up across every channel
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | exa.ai | structurely.com |
| Pricing Model | Freemium, Contact for Pricing | Contact for Pricing |
| Monthly Visits | 1.06M (1,062,574) | 13.45K (13,453) |
| MoM Traffic Delta | +152.79K (+16.8%) | +10.58K (+367.9%) |
| Primary Market & Share | 🇺🇸 United States (45.6%) | 🇺🇸 United States (70.7%) |
| Direct Visits / mo | 602.54K | 5.95K |
| User Rating | 4.5 | 4.3 |
| Supported Platforms | Website | Website |

Web search API and crawler built for AI agents
Run natural-language or keyword queries against a large independent web index with filters for domain, date and category.
Return cleaned page text and AI-extracted highlights so agents receive the most relevant excerpts instead of entire pages.
Choose fast, balanced or deep search modes so an assistant can answer instantly or run longer grounded research.
Extract structured outputs such as company details, people and other entities for list building and data pipelines.

AI agents that answer, qualify, book and follow up across every channel
AI agents handle inbound calls and run proactive outbound campaigns across voice, SMS, email and chat, 24/7, without adding headcount.
Agents qualify, answer, transfer, schedule, escalate and route each conversation based on intent, context and your business rules.
Book appointments, schedule callbacks, execute live transfers to human reps, trigger workflows and capture documents and signatures automatically.
Conversations are dispositioned automatically, CRM records are updated, and customer data syncs back into your existing tools and workflows.
Free / Open-sourceWeb data API that turns any site into clean, AI-ready content
Free / Open-sourceWeb data API that turns any site into clean, AI-ready content

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