Renamed

vly.ai became Freebuff in 2026

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vly.ai vs Spider Cloud

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-18
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At a glance

Dimensionvly.aiSpider Cloud
Primary UseAI-powered full-stack web app builderWeb crawling & scraping API for AI agents
Target UsersNon-technical users, startups, hackersDevelopers, AI/ML engineers
IntegrationsStripe, OpenAI, Twilio, GitHub, Slack, AWSLangChain, LlamaIndex, S3, GCS, etc.
Latest NewsAcquired by Freebuff; now free (Jul 2026)Browser AI commands (Act, Extract, Observe) Mar 2026
vly.ai
vly.ai

vly.ai is a completely free AI app builder — prompt-to-deployed web apps with a realtime-first backend at $0.

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Spider Cloud
Spider Cloud

Spider Cloud is a web scraping, crawling, and search API that streams live pages as markdown or JSON for AI agents and RAG pipelines.

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Pricing
Free
Freemium
Plans
$0/mo
$1/GB + $0.0001/CPU-min
From $6/mo
From $40/mo
Custom
Popularity
13 views
7.5k views
Skill Level
Beginner-friendly
Intermediate
API Available
Platforms
Web
WebAPIPluginCLIDesktop
Categories
🚀 AI App & Website Builders
🌐 Web Scraping & Search APIs🖱️ Browser & Computer-Use Agents
Features
Convert a natural-language prompt into a deployed full-stack web app
Run vly agent 2.0, Claude Code, OpenAI Codex or Gemini CLI on the same project
Managed Convex backend with database, server functions and file storage
Realtime queries and mutations with live sync by default
Backend visualization that diagrams queries, mutations, actions, database and file storage
End-to-end type safety across frontend and backend
Version control with backups and reverting changes
Custom domains and one-click publishing to production
Automatic deployment on Freebuff React infrastructure
React, Vite and Tailwind CSS frontend with customizable themes
Asset management and theme customization
Integration library covering 1000+ services and providers
GitHub sign-in with project transfer to Freebuff Web
Iterate with follow-up prompts or interrupt the agent while it is thinking
Built-in prompt-efficiency guidance in the docs
Scrape a single page into markdown, JSON, HTML, raw, or plain text
Crawl entire sites with each page streamed as one JSONL line in order as it finishes
Web search endpoint returns SERP results plus the scraped pages behind them
Custom browser renders like a user: scripts run, lazy images load, infinite scroll reaches the end
Load protected pages through a real browser engine with geo checks, returning a 200
Run full browser sessions over WebSocket with anti-detection and rotating exits
Send AI commands (Act, Extract, Observe) over the Browser API WebSocket
Send a prompt on a scrape or crawl request and get named fields back as JSON
Two-phase AI extraction: a fast model for most pages, a stronger model for complex layouts
Provider router sends scrape and crawl requests to outside providers on your own keys
Data connectors pipe crawl results into S3, GCS, Google Sheets, Azure Blob, or Supabase
Proxy network with 215M+ residential and ISP exits in 199 countries, rotated per request
MCP server at mcp.spider.cloud for Claude Code, Codex, Cursor, and Claude Desktop
1,000+ ready-made scraper examples across 32 categories, each with working code
API responses support JSON, JSONL, CSV, and XML; up to 10,000 core API requests per minute by default
Integrations
Stripe
OpenAI
Twilio
GitHub
Slack
AWS
SendGrid
Notion
LangChain
LlamaIndex
CrewAI
FlowiseAI
Langflow
Dify
Agno
MCP
Claude Code
Codex
Cursor
Claude Desktop
Amazon S3
Google Cloud Storage
Google Sheets

What real users say: vly.ai vs Spider Cloud

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

vly.ai

3 mentions across 1 sources · 50% positive — mixed (averaged across 1 source)

Lemmy

What users praise

  • • Now completely free with unlimited use after Freebuff acquisition.
  • • Supports multiple advanced coding agents: Claude Code, Codex, Gemini CLI.
  • • Natural language prompts generate production-ready full-stack web applications.
  • • Managed backend with database included – no DevOps needed.

What frustrates them

  • • No community feedback available – tool is effectively untested by users.
  • • Recent acquisition may cause platform instability or feature changes.
  • • Migration to Freebuff Web creates confusion on where to access projects.
  • • Claimed 'production-ready' apps unverified by real-world deployments.

Researched Jul 6, 2026

Spider Cloud

No verifiable community signal. We scanned public discussion on Oct 14, 2026 and found posts matching the name “Spider Cloud”, but could not establish that they are about this product rather than something else sharing its name. Rather than publish a score built on the wrong subject, we publish none.

Who should pick which

  • AI Developer building RAG pipeline
    Pick: Spider Cloud

    Spider Cloud's high-performance Rust engine, 99.9% success rate, and low cost ($0.03/1k pages) make it ideal for extracting web data for RAG. Integrations with LangChain and LlamaIndex streamline pipeline integration.

  • Non-technical entrepreneur prototyping a web app
    Pick: vly.ai

    Vly.ai allows creating full-stack web apps from natural language without coding. Now free via Freebuff, it's perfect for rapid prototyping and MVPs.

  • Data scientist needing to scrape multiple sites
    Pick: Spider Cloud

    Spider Cloud's crawler catalog (1,000+ examples) and browser AI commands make complex scraping tasks easy. Its unblocker with rotating proxies handles anti-bot measures.

  • Startup team building a customer-facing app
    Pick: vly.ai

    Vly.ai offers managed backend, database, version control, and custom domains—everything needed to publish a production-ready app quickly. One-click publishing accelerates time-to-market.

  • Hackathon participant
    Pick: vly.ai

    Vly.ai's natural language interface and rapid app generation are perfect for building a prototype in a hackathon. The free pricing removes any barrier.

Frequently Asked Questions

Are Spider Cloud and vly.ai competitors?

No. Spider Cloud is a web crawling/scraping API for AI agents; vly.ai is an AI app builder for creating web apps. They serve different use cases.

Is vly.ai really free?

Yes. Since its acquisition by Freebuff in July 2026, vly.ai is completely free with unlimited use. All previous subscriptions were cancelled.

What is Spider Cloud's pricing?

Spider Cloud has a freemium model. It charges per page crawled (average $0.03 per 1,000 pages) and offers an AI Studio add-on for $6/month.

Can Spider Cloud scrape JavaScript-heavy websites?

Yes. Spider Cloud offers Browser AI commands (Act, Extract, Observe) via WebSocket and a Browser Cloud with stealth anti-detection for JavaScript-rendered pages.

What integrations does Spider Cloud support?

Spider Cloud integrates with LangChain, LlamaIndex, CrewAI, FlowiseAI, AutoGen, Agno, Dify, Google Cloud Storage, Amazon S3, and Supabase.

Can I use vly.ai to build a mobile app?

Vly.ai is web-only; it builds full-stack web applications. For mobile apps, you would need a different solution.

Does Spider Cloud offer an open-source version?

Yes. Spider Cloud has an open-source core available on GitHub for self-hosting.

What are the latest updates for these tools?

Spider Cloud (Mar 2026) added Browser AI commands (Act, Extract, Observe). Vly.ai (Jul 2026) was acquired by Freebuff and is now free.

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Last reviewed: July 3, 2026