Kaopu API 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

DimensionKaopu APISpider Cloud
Primary FunctionUnified AI API gateway with admin dashboard to route & manage multiple LLMsHigh-performance web crawling & scraping API optimized for AI agents & RAG
Key FeatureModel fallback/load balancing, caching, granular API key managementRust engine, Browser AI commands (Act/Extract/Observe), AI Studio, stealth anti-detection
IntegrationsMany LLM providers (OpenAI, Anthropic, Google, etc.) + LangChain, Pinecone, SupabaseLangChain, LlamaIndex, CrewAI, Flowise, data connectors (S3, GCS, Sheets, etc.)
Best ForDevelopers & enterprises managing multi-model AI access with admin controlsAI agents & RAG pipelines needing fast, scalable web data extraction
Latest NewsNo recent updates capturedFeb-Mar 2026: Browser AI commands, scraper catalog, data connectors, smarter AI extraction

Choose Kaopu API if you need a central gateway to manage and route between multiple LLM providers with admin controls; choose Spider Cloud if your primary need is fast, AI-ready web scraping for RAG pipelines or agent-based data collection. Spider Cloud’s recent Browser AI commands and data connectors make it uniquely suited for real-time data workflows.

Try Kaopu APITry Spider Cloud
Kaopu API
Kaopu API

Unified API gateway that puts one OpenAI-compatible endpoint in front of 50+ upstream AI model services, with a self-hostable admin console.

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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
Freemium
Freemium
Plans
$0/month
$49/month
$199/month
Contact us
$1/GB + $0.0001/CPU-min
From $6/mo
From $40/mo
Custom
Popularity
27 views
7.5k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
APIWeb
WebAPIPluginCLIDesktop
Categories
🚦 LLM Gateways & Model Routers
🌐 Web Scraping & Search APIs🖱️ Browser & Computer-Use Agents
Features
Unified OpenAI-compatible endpoint at /v1/chat/completions
Routing across 50+ integrated upstream model services
Model billing support for 100+ models
50+ compatible API routes for common AI app workflows
10+ scheduling controls for request routing
Automatic load balancing under high concurrency
Rate limiting per API key or per user
Real-time cost tracking and usage monitoring
Request caching to cut latency and spend
Multi-user management with flexible permission allocation
Per-user API keys with scoped permissions
Multi-region deployment for global access
Open source and self-hostable
NewAPI multi-protocol configuration support
SSE streaming responses
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
Cherry Studio
CC Switch
NewAPI
LangChain
LlamaIndex
CrewAI
FlowiseAI
Langflow
Dify
Agno
MCP
Claude Code
Codex
Cursor
Claude Desktop
Amazon S3
Google Cloud Storage
Google Sheets

Who should pick which

  • Enterprise AI team managing multiple LLMs
    Pick: Kaopu API

    Kaopu API provides centralized API key management, routing rules, and billing analytics across providers, reducing vendor lock-in and administrative overhead.

  • AI agent developer needing real-time web data
    Pick: Spider Cloud

    Spider Cloud's Browser AI commands (Act/Extract/Observe) and fast Rust engine are optimized for agentic workflows and RAG pipelines.

  • Solo founder building a RAG chatbot
    Pick: Spider Cloud

    Affordable per-page pricing, data connectors to Supabase/Sheets, and built-in AI extraction make it easy to feed a vector database with web content.

  • DevOps team seeking model fallback and caching
    Pick: Kaopu API

    Kaopu API's automatic fallback, load balancing, and caching reduce latency and cost while ensuring availability.

  • Product team experimenting with multiple LLMs
    Pick: Kaopu API

    Kaopu API's admin dashboard and prompt template versioning simplify A/B testing and model comparison.

Frequently Asked Questions

Kaopu API vs Spider Cloud: which should you choose?

Choose Kaopu API if you need a central gateway to manage and route between multiple LLM providers with admin controls; choose Spider Cloud if your primary need is fast, AI-ready web scraping for RAG pipelines or agent-based data collection. Spider Cloud’s recent Browser AI commands and data connectors make it uniquely suited for real-time data workflows.

What is the main difference between Kaopu API and Spider Cloud?

Kaopu API is an AI model gateway for routing and managing multiple LLMs, while Spider Cloud is a web crawling/scraping API for extracting structured data from websites.

Which tool is better for a RAG pipeline?

Spider Cloud, because it directly provides structured web data (markdown, JSON, etc.) that can be fed into a vector store, and integrates with LangChain/LlamaIndex.

Does Kaopu API support web scraping?

No, Kaopu API is focused exclusively on LLM access and management, not web scraping.

Can Spider Cloud be used for model routing?

No, Spider Cloud does not route between LLMs; it only extracts data from the web.

Do both tools have free tiers?

Yes, both are freemium. Kaopu API offers a free tier with limited usage; Spider Cloud provides a free tier with limited pages and an open-source core.

What are the latest updates for Spider Cloud?

In Feb-Mar 2026, Spider Cloud added Browser AI commands (Act/Extract/Observe), a scraper catalog (1,000+ examples), data connectors, and smarter AI extraction fallback.

Which tool is cheaper for high-volume usage?

Spider Cloud, with its transparent $0.03 per 1,000 pages pricing and no charge for failed requests, is very cost-effective for large-scale scraping.

Does Kaopu API support custom routing rules?

Yes, it allows routing based on model, cost, or latency, plus automatic fallback and load balancing.

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Explore each tool further

Kaopu API
View Kaopu API reviewKaopu API alternatives
Spider Cloud
View Spider Cloud reviewSpider Cloud alternatives

Browse these categories

Best AI LLM Gateways & Model Routers toolsBest AI Web Scraping & Search APIs toolsBest AI Browser & Computer-Use Agents tools
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Last reviewed: July 2, 2026