Containarium vs Spider Cloud

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

Analysis reviewed Live tool data as of 2026-09-01
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At a glance

DimensionContainariumSpider Cloud
PricingFree (self-hosted), paid plans available (not specified)Freemium; AI Studio add-on $6/mo
Primary Use CaseAgent runtime with isolated Linux boxes for coding agentsWeb crawling and scraping API for AI agents
Best ForDevelopers needing SSH-native isolation for agentsTeams needing fast web data for RAG pipelines
Key FeatureSSH-native isolation, eBPF egress policy, GPU passthroughBrowser AI commands (Act, Extract, Observe), 1000+ scrapers
Open SourceYes (Apache 2.0)Yes (core on GitHub)
Latest News ImpactNo recent newsBrowser AI commands and scraper catalog now available

Choose Containarium if you need to run coding agents (like Claude Code) in isolated, SSH-accessible Linux environments with GPU support. Choose Spider Cloud if your priority is fast, cheap web scraping for AI agents and RAG pipelines. They serve fundamentally different needs, so pick based on whether you need an agent runtime or web data extraction.

Try ContainariumTry Spider Cloud
Containarium
Containarium

Open-source agent runtime for persistent, SSH-native Linux boxes per AI agent

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Spider Cloud
Spider Cloud

AI web scraping API: crawl, scrape, search any site into markdown or JSON at 10k req/min.

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Pricing
Freemium
Freemium
Plans
$0 (Apache 2.0)
$0/mo
Usage-based
$1/GB + $0.001/min compute
$40/mo (2 concurrency)
$6/mo
Popularity
1 views
7.5k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
CLIWeb
WebAPICLI
Categories
🧠 Agent Memory & Runtimes
🌐 Web Scraping & Search APIs🖱️ Browser & Computer-Use Agents
Features
Persistent, network-isolated Linux box per agent
SSH-native isolation with routable hostname and TLS
eBPF egress policy for network sandboxing
Kubernetes and LXC backends
Built-in MCP server exposing shell and file ops
Supports Claude Code, Cursor, Cline, OpenCode, custom agents
Ephemeral CI environments with warm caches across runs
Keep-alive on CI failure for live SSH debugging
containarium-run GitHub Action (Tier 0)
Self-hostable OSS under Apache 2.0
Containarium Cloud with SSO and audit logs
Multi-tenant routing via sentinel
Local web UI for managing boxes
GPU passthrough support
Enterprise tiers: self-hosted, audited, air-gapped offline bundle
Scrape any website into markdown, JSON, or raw HTML
Full-site crawling at 100K+ pages/sec
10,000 core API requests per minute default
Web Search API: SERP + scraping + extraction in one call
/ai/search endpoint with relevance gate to skip irrelevant pages
Silk AI model: HTML-to-structured data and captcha solving on GPUs
Browser Cloud: full browser sessions over CDP
AI commands (Act, Extract, Observe) via WebSocket with AI Studio
Multiple output formats: HTML, raw, plain text, markdown, JSON, JSONL, CSV, XML
Stealth browser layer and Unblocker for anti-bot sites
Proxy pool with 215M+ residential and ISP IPs across 199+ countries
Robots.txt compliance on by default, disable per-request
data_connectors parameter: pipe results to S3, GCS, Google Sheets, Azure Blob, Supabase
extraction_schema parameter: AI output conforms to JSON schema
1,000+ ready-made scraper examples across 32 categories
Integrations
Claude Code
Cursor
Cline
OpenCode
GitHub Actions
SSH
MCP
Kubernetes
LXC
LangChain
LlamaIndex
CrewAI
FlowiseAI
AutoGen
Agno

What real users say: Containarium 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.

Containarium

14 mentions across 1 sources · 60% positive — mixed

Hacker News

What users praise

  • • SSH-native isolation prevents API token leaks to agents.
  • • eBPF egress policy enforces fine-grained network sandboxing.
  • • Quick provisioning — seconds per environment on LXC.
  • • MCP-native CLI integrates easily with Claude Code and Cursor.

What frustrates them

  • • Very early-stage with limited community and documentation.
  • • Competes with mature tools like Incus and Proxmox.
  • • Security model depends on runtime, raising doubts.
  • • Scalability beyond 100 containers per VM unproven.

Researched Jul 3, 2026

Spider Cloud

41 mentions across 2 sources · 0% positive — critical

YouTube, Lemmy

What users praise

  • • Competitive pay-as-you-go pricing at $1/GB with no expiry.
  • • Default rate limit of 10,000 requests per minute is generous.
  • • Broad output formats (HTML, markdown, JSON, CSV) cover diverse needs.
  • • Integrated Web Search API bundles SERP and extraction for AI agents.

What frustrates them

  • • No community feedback to confirm reliability or performance.
  • • Self-reported metrics lack independent verification.
  • • Stealth browser success may vary across real sites.
  • • Potential legal risks from scraping; compliance is user's responsibility.

Researched Aug 26, 2026

Who should pick which

  • Solo developer running Claude Code for a long project
    Pick: Containarium

    Containarium provides a persistent, isolated Linux box with SSH access, ideal for long-running coding agents.

  • AI team building a RAG pipeline that needs web data
    Pick: Spider Cloud

    Spider Cloud's fast scraping API with structured output and RAG integrations (LangChain, LlamaIndex) is perfect for feeding up-to-date web data into LLMs.

  • DevOps engineer needing secure CI environments with debugging
    Pick: Containarium

    Containarium's keep-alive on CI failure and SSH debugging make it ideal for investigating CI issues without leaking credentials.

  • Developer needing to extract data from 1000+ websites with minimal coding
    Pick: Spider Cloud

    Spider Cloud's 1,000+ ready-made scraper examples and Browser AI commands allow quick setup for large-scale crawling.

  • Security-conscious enterprise running multi-tenant agent workloads
    Pick: Containarium

    Containarium's eBPF egress policy and SSH-native isolation ensure strong tenant separation without API token leaks.

Frequently Asked Questions

Containarium vs Spider Cloud: which should you choose?

Choose Containarium if you need to run coding agents (like Claude Code) in isolated, SSH-accessible Linux environments with GPU support. Choose Spider Cloud if your priority is fast, cheap web scraping for AI agents and RAG pipelines. They serve fundamentally different needs, so pick based on whether you need an agent runtime or web data extraction.

Can Containarium run non-Linux agents?

No, Containarium is Linux-only (LXC or Kubernetes containers).

Does Spider Cloud offer an open-source version?

Yes, the core is open-source on GitHub.

Can I use Containarium without Kubernetes?

Yes, it supports LXC as well as Kubernetes.

What's new with Spider Cloud's Browser AI commands?

As of March 2026, you can send Act (click, type, navigate), Extract (pull structured data), and Observe (describe screen) via WebSocket.

Is Containarium truly free?

Yes, it's Apache 2.0 and self-hosted; no paid tiers are announced.

Does Spider Cloud charge for failed requests?

No, failed requests are not billed.

Can Containarium handle GPUs?

Yes, it supports GPU passthrough for agent boxes.

What integrations does Spider Cloud have?

LangChain, LlamaIndex, CrewAI, FlowiseAI, AutoGen, Agno, Dify, Google Cloud Storage, Amazon S3, Supabase.

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Explore each tool further

Containarium
View Containarium reviewContainarium alternatives
Spider Cloud
View Spider Cloud reviewSpider Cloud alternatives

Browse these categories

Best AI Agent Memory & Runtimes toolsBest AI Web Scraping & Search APIs toolsBest AI Browser & Computer-Use Agents tools
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Last reviewed: July 3, 2026