Blaxel vs Spider Cloud

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

Analysis reviewed Live tool data as of 2026-10-08
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At a glance

DimensionBlaxelSpider Cloud
Best ForPersistent stateful agent environmentsWeb crawling/scraping for AI agents & RAG
Key FeatureMicroVM sandboxes with ~25ms resumeRust-powered scraping API with 99.9% success rate
IntegrationsStripe, Claude Managed AgentsLangChain, LlamaIndex, CrewAI, S3, GCS, Supabase
Latest NewsNow supports Claude Managed Agents (self-hosted sandboxes) & automated Stripe provisioningLaunched Browser AI commands & scraper catalog with 1,000+ examples
API TypeCompute + storage + networkingData extraction & crawling

If you need persistent, stateful sandboxes for autonomous AI agents that run for hours and need to resume instantly, choose Blaxel. If your focus is feeding real-time web data to LLMs or RAG pipelines with minimal cost and high reliability, Spider Cloud is the clear winner. They solve different problems — infrastructure vs. data extraction.

Try BlaxelTry Spider Cloud
Blaxel
Blaxel

Persistent microVM sandboxes for autonomous AI agents that auto-suspend when idle and resume in about 25ms with memory state intact.

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Spider Cloud
Spider Cloud

Spider Cloud is a web scraping and crawling API that turns live pages into markdown or JSON for agents and RAG pipelines.

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Pricing
Freemium
Freemium
Plans
$0.00 + usage (up to $200 free credits)
Contact us for a quote
$1/GB + $0.0001/CPU-min
From $6/mo
From $40/mo
Custom
Popularity
7 views
7.5k views
Skill Level
Advanced
Intermediate
API Available
Platforms
Web
WebAPIPluginCLIDesktop
Categories
🧠 Agent Memory & Runtimes⚙️ Developer Infrastructure
🌐 Web Scraping & Search APIs🖱️ Browser & Computer-Use Agents
Features
MicroVM sandboxes that boot in milliseconds and resume in ~25ms
Automatic scale-to-zero after 5s inactivity, with $0 standby compute cost
Persistent sandbox state that survives restarts and resumes with memory intact
Agent Drive distributed filesystem for real-time multi-agent collaboration (private preview)
Durable Volumes that retain data for years on a redundant backend
In-memory sandbox local filesystem with snapshots kept until deleted
Batch Jobs that spawn thousands of isolated tasks in seconds
Cron job scheduling for recurring agent tasks (included, no extra charge)
MCP server hosting as first-class private workloads
Agent Runtime for session-first long-running agents (marked Soon)
Per-workload outbound firewalling to control what agents can reach
Dedicated static outbound IP addresses for sandboxes
Managed egress proxy that injects secrets so credentials never live in the sandbox
Model gateway routing calls to any provider through one co-located endpoint
Python, TypeScript, and Go SDKs plus a full HTTP API
Scrape a single page into markdown, JSON, HTML, raw text, or plain text
Crawl entire sites with each page streamed as one JSONL line in order the moment it finishes
Web search endpoint returns SERP results plus the scraped pages behind them in one call
Custom browser renders like a user: scripts run, lazy images load, infinite scroll completes
Unblocker loads protected pages through a real browser engine with geo checks and a 200
Browser Cloud runs full sessions 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 the 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
Requests stream back as they land, in order, without waiting for the last URL
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
Integrations
Slack
Discord
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: Blaxel 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.

Blaxel

43 mentions across 3 sources · 33% positive — critical (averaged across 3 sources)

Hacker News, YouTube, Lemmy

What users praise

  • • MicroVMs resume in ~25ms, solving slow cold starts.
  • • Auto-suspend when idle cuts costs to zero compute.
  • • Persistent state eliminates custom state management.
  • • Fast batch jobs and cron scheduling for production agents.

What frustrates them

  • • Limited community feedback, making evaluation risky.
  • • Raw infrastructure, not for beginners or quick setups.
  • • Pricing unclear; only usage-based, no free tier.
  • • Comparisons with competitors lack depth from users.

Researched Aug 31, 2026

Spider Cloud

No verifiable community signal. We scanned public discussion on Oct 7, 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

  • Autonomous coding agent developer
    Pick: Blaxel

    Needs persistent sandbox environments that can run for hours, pause when idle, and resume instantly without losing state. Blaxel's microVMs and Agent Drive filesystem are built for this.

  • RAG pipeline engineer
    Pick: Spider Cloud

    Requires fast, cheap, and reliable web data extraction to feed into a vector database. Spider Cloud's Rust API and structured output formats (markdown, HTML, JSON) are ideal.

  • Multi-agent collaboration team
    Pick: Blaxel

    Blaxel's Agent Drive filesystem enables multi-agent file sharing, and its outbound networking controls allow secure multi-agent setups.

  • No-code web scraper builder
    Pick: Spider Cloud

    Spider Cloud's AI Studio with natural language crawling and scraper catalog (1,000+ examples) makes it accessible for non-developers.

Frequently Asked Questions

Blaxel vs Spider Cloud: which should you choose?

If you need persistent, stateful sandboxes for autonomous AI agents that run for hours and need to resume instantly, choose Blaxel. If your focus is feeding real-time web data to LLMs or RAG pipelines with minimal cost and high reliability, Spider Cloud is the clear winner. They solve different problems — infrastructure vs. data extraction.

Can Blaxel be used for web scraping?

Blaxel provides sandbox environments with networking, but it does not have a dedicated scraping API like Spider Cloud. You could run a scraper inside a Blaxel sandbox, but it's not optimized for that out of the box.

Does Spider Cloud offer persistent storage?

No, Spider Cloud is a data extraction API. For persistent storage, it connects to external services like S3 or Google Sheets via data connectors.

Which tool is better for a team building a coding agent that runs for hours?

Blaxel, because it provides persistent microVM sandboxes that auto-suspend when idle and resume instantly, avoiding cold starts and state loss.

Does Spider Cloud have a free tier?

Yes, Spider Cloud offers a free tier with limited usage. Paid plans start at pay-per-request pricing (~$0.03/1k pages).

Can I use Blaxel with Claude Managed Agents?

Yes, as of June 2026, Blaxel supports Claude Managed Agents as a self-hosted sandbox provider.

What integrations does Spider Cloud offer?

Spider Cloud integrates with LangChain, LlamaIndex, CrewAI, AutoGen, Agno, Dify, and cloud storage services (S3, GCS, Supabase, Azure Blob, Google Sheets).

Is there an open-source option for either tool?

Spider Cloud has an open-source core on GitHub for self-hosting. Blaxel is a closed-source platform.

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Explore each tool further

Blaxel
View Blaxel reviewBlaxel 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 Developer Infrastructure toolsBest AI Browser & Computer-Use Agents tools
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Last reviewed: July 3, 2026