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exa.ai logo
exa.ai
✓ verifiedFreemium

Search, crawling and research API built for AI agents, with token-efficient results and structured web-data enrichment.

761K visits/mo1.7K saves
VideoSDK logo
VideoSDK
Free trial

Developer APIs and SDKs to embed real-time voice, video, live streaming, and AI voice agents into web and mobile apps.

164K visits/mo
DHTMLX Chatbot logo
DHTMLX Chatbot
✓ verifiedFree

Lightweight MIT-licensed JavaScript chatbot UI widget for building support-agent chat interfaces on top of any LLM.

92K visits/mo
NopeCHA logo
NopeCHA
✓ verifiedFreemium

An AI CAPTCHA-solving service via browser extension or API, supporting reCAPTCHA, hCaptcha, FunCaptcha and more for automation.

115K visits/mo
HTTPie logo
HTTPie
✓ verifiedFreemium

Human-friendly API testing client for terminal, desktop and web, known for readable syntax; the CLI is open source.

82K visits/mo
Pricing
Free: $0 (20,000 requests/mo)
Search: $7/1k requests
Contents: $1/1k pages
Deep Search: $12-15/1k requests
Monitors: $15/1k requests
Agent: $0.012-$1.00/run
Pay-As-You-Go: audio from $0.001/min
Pay-As-You-Go: video from $0.004/min

Free trial available

No public pricing

Free: $0 (up to 100 solves/24h)
Starter: $4.99/mo (2,000 solves/day)
Basic: $19.99/mo (20,000 solves/day)
Professional: $49.99/mo (80,000 solves/day)

No public pricing

Core features
  • Web search API tuned for agents
  • Full-page contents with token-efficient highlights
  • Asynchronous agents for deep research and enrichment
  • Structured outputs with grounded citations
  • Web monitors that track new events on a schedule
  • Zero data retention and SOC 2 Type II controls
  • Audio and video calling APIs and SDKs
  • Interactive live streaming APIs and SDKs
  • AI voice agent integration
  • Web and mobile platform support
  • Pay-as-you-go pricing with one-time $20 free credit
  • MIT-licensed and free to use
  • Lightweight (~65kb) JavaScript widget
  • 4 message display modes plus typewriter effect
  • Markdown support and chat history
  • Backend hook to integrate any LLM
  • Responsive, mobile-friendly, read-only mode
  • AI CAPTCHA recognition (reCAPTCHA, hCaptcha, FunCaptcha, GeeTest, AWS WAF)
  • Chrome extension and Firefox add-on
  • Token and recognition APIs for browserless use
  • SDKs for Python and Node.js
  • Works with Selenium, Puppeteer and Playwright
  • Usage/activity monitoring dashboard
  • Human-friendly command-line HTTP client
  • Web and desktop GUI apps
  • Simple, readable request syntax
  • Request export/import and history
  • Path parameters and 'copy as command'
  • Open-source terminal version
Use cases
  • Give coding agents current docs and repo context
  • Power chatbots with real-time web answers
  • Enrich company and people data at scale
  • Monitor the web for fresh events
  • Embedding video and audio calling into web and mobile apps
  • Adding interactive live streaming to a platform
  • Building AI voice agent experiences into products
  • Adding an AI chat UI to web apps
  • Building LLM-powered support agents
  • Embedding chat widgets in existing products
  • Prototyping chatbot interfaces
  • Automating CAPTCHA-gated web workflows
  • Bypassing bot checks in scraping and testing
  • Integrating CAPTCHA solving into scripts
  • Testing REST APIs
  • Sending and inspecting HTTP requests
  • Debugging web services
  • Sharing API requests across a team
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