Exa vs Lexmount Browser
Exa and Lexmount Browser are both developer tools tools. Exa is aimed at developers and enterprise, while Lexmount Browser is aimed at developers and small businesses. Both have a free plan.
Web search and content API built for AI agents and LLM apps
Cloud browsers for AI agents, powered by the open-source Moli engine
| Pricing | Freemium | Freemium · $12 |
| Starting price | Not published | $12/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Developers, Enterprise, Small businesses | Developers, Small businesses, Enterprise |
| Platforms | web | web, linux, macos, windows |
| Country | US · 2021 | CN |
| Rating | — | — |
Choose Exa if
Developers and AI teams who need a fast, controllable web search and content layer for agents, RAG or research products.
- Free $10 monthly credit grant with no card required
- Lite search at $4 per 1,000 requests suits high-volume agents
- Highlights cut token usage and LLM costs compared with full pages
Look elsewhere if: Non-technical users who want a finished answer engine or chat app rather than an API (Perplexity, You.com).
Choose Lexmount Browser if
Developers building AI agents who need many cheap, fast cloud or self-hosted browser sessions for fetching and automating web pages.
- Moli engine is open source and can run locally on Linux, macOS or Windows
- Vendor benchmarks show far lower memory use than headless Chrome
- Low entry price of $12 for 100 browser hours and 25 concurrent sessions
Look elsewhere if: Teams that need pixel-perfect rendering, heavy Canvas or media playback, or a mature compliance-backed vendor (Browserbase, Apify).
Exa vs Lexmount Browser pricing
Exa
- Free$0$10 in credits every month plus a one-time $10 onboarding bonus
- Search Lite$4/1,000 requestsUp to 10 results per request; $1 per 1k extra results
- Search Auto$7/1,000 requestsUp to 10 results per request; AI summaries $1 per 1k pages
- Deep Search$12/1,000 requestsdeep-lite (about 4 seconds) and deep (4 to 15 seconds) types
- Contents$1/1,000 pagesPer content type; prepaid credits, no subscription or minimum
Lexmount Browser
- Free$010 browser hours, 3 concurrent sessions, 1,000 Web Fetch requests
- Pro$12/moOne-time 1-month pass; 100 hours, 25 concurrent, 10 contexts
- Pro+$60/moOne-time 1-month pass; 500 hours, 100 concurrent, 10k fetches
- Enterprise$180/moOne-time 1-month pass; 1,500 hours, 250 concurrent sessions
Exa · Key features
- Search API with lite, auto, deep-lite and deep types on one independent index
- Dynamic Highlights that pass only the most relevant tokens to the model
- Contents API for full page text, highlights and AI summaries
- Agent API for cited research, list building and enrichment with structured output
- Coverage of people, companies, code, papers, ecommerce listings and local businesses
- Monitors for recurring searches and Websets for verified datasets
Cons
- No flat monthly plan, so spend rises directly with traffic
- Websets API needs a separate paid Websets plan and credits
- Benchmark leadership is reported by Exa itself
Lexmount Browser · Key features
- Moli, an open-source Rust browser engine under Apache-2.0 or MIT
- Choice of Moli or Chromium per session depending on the task
- CDP, WebDriver Classic and WebDriver BiDi from one self-hosted Moli endpoint
- Python and Node.js SDKs with Playwright and Puppeteer guides
- Web Fetch and Web Search APIs for structured page content and links
- Goal-driven browser Agent with reusable task templates
Cons
- Moli still fails more automation tasks than Chrome in Lexmount's own tests
- Speed and memory claims are vendor benchmarks, not independent ones
- Free tier excludes persistent contexts, custom proxies and downloads
Exa vs Lexmount Browser: FAQ
Do Exa and Lexmount Browser have a free plan?
Yes, both Exa and Lexmount Browser have a free plan; paid plans add more usage and features.