Airtop vs Alumnium: Which is Better in 2026?
A comprehensive comparison of Airtop and Alumnium covering features, pricing, use cases, and which tool is the right choice for your needs.
⚡ Quick Verdict
Choose Airtop if:
- →You want more affordable paid plans (from $26/mo)
- →You need a broader feature set (6 features vs 5)
- →You need authenticated cloud browsing with proxies, captcha solving and a password vault or agent builder compiles plain-english workflows into reusable code
Choose Alumnium if:
- →You need three high-level mcp tools — do(), get(), check() — instead of raw browser primitives or keeps accessibility trees and screenshots out of the main agent's context window
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Airtop vs Alumnium: At a Glance
Pricing Comparison: Airtop vs Alumnium
Understanding the pricing differences between Airtop and Alumnium is crucial for making the right choice. Here's how their plans compare side by side.
Airtop Pricing
Alumnium Pricing
💡 Pricing takeaway: Both Airtop and Alumnium offer free tiers, making it easy to try before you buy. Compare the specific plans to find the best value for your use case.
Feature-by-Feature Comparison
Here's how every feature from Airtop and Alumnium stacks up.
What Makes Each Tool Unique
🔵 Unique to Airtop
Features available in Airtop but not in Alumnium:
- ✓Authenticated cloud browsing with proxies, CAPTCHA solving and a password vault
- ✓Agent Builder compiles plain-English workflows into reusable code
- ✓Up to 100 simultaneous sessions
- ✓Scheduled and trigger-based runs with self-healing on failure
- ✓Native n8n, Zapier, Make, Claude Code and Codex integrations
- ✓SOC 2 Type II and HIPAA, with no training on customer data
🟣 Unique to Alumnium
Features available in Alumnium but not in Airtop:
- ✓Three high-level MCP tools — do(), get(), check() — instead of raw browser primitives
- ✓Keeps accessibility trees and screenshots out of the main agent's context window
- ✓98.5% on WebVoyager with Claude Code and Selenium, above the prior 97.1% SOTA
- ✓Full benchmark evidence and a reproduction fork published openly
- ✓Works as an MCP server alongside Selenium
Use Case Recommendations
Best for: Airtop
Airtop runs cloud browsers that AI agents can drive through the parts of the web an API cannot reach — behind logins, inside legacy vendor portals, across sites that never shipped an integration. Sessions run on real browsers in the cloud with built-in proxies, CAPTCHA solving and a password vault, up to a hundred concurrent sessions. The more interesting half is Agent Builder. You describe a workflow in plain English; Agent Builder builds and tests the automation, then compiles it into reusable code rather than leaving it as an LLM improvising each run. The vendor claims compiled agents are up to a hundred times more efficient to run than uncompiled ones, which is the real cost argument for the approach — an agent that re-reasons about every page on every execution is expensive and non-deterministic, while compiled steps are neither. Runs fire on schedules or triggers, and broken runs are described as self-healing. Native integrations reach n8n, Zapier, Make, Claude Code and Codex, so it slots into existing automation stacks rather than demanding a new one. A separate product, Mark, is a vibe-automation layer for marketers who would rather state an outcome than build a flow. Compliance is SOC 2 Type II and HIPAA, sessions are individually encrypted, and the vendor states it never trains on customer data. Published use cases include lead enrichment, lead generation and Google Ads automation.
Ideal use cases:
- •Teams or individuals who need authenticated cloud browsing with proxies, captcha solving and a password vault
- •Teams or individuals who need agent builder compiles plain-english workflows into reusable code
- •Teams or individuals who need up to 100 simultaneous sessions
- •Teams or individuals who need scheduled and trigger-based runs with self-healing on failure
- •Anyone focused on browser-automation workflows
- •Anyone focused on web-scraping workflows
Best for: Alumnium
Alumnium is an open-source MCP server that gives a general-purpose coding agent high-level browsing rather than raw browser primitives, and it has the benchmark result to argue the design is right. Used with Claude Code and Selenium it scores 98.5% on WebVoyager, above the previous published state of the art of 97.1%, and because the project is open source it publishes the full evidence — session transcripts, screenshots and evaluator responses at webvoyager.alumnium.ai — plus a fork of the benchmark with the code to reproduce it. The architectural argument is the useful part for anyone choosing a browser tool. One approach is a fully autonomous browser agent that takes a goal and returns an answer as a black box, separate from whatever else your agent is doing. The other is exposing raw click, type and navigate primitives, which gives the agent full control but floods the context window with accessibility trees and screenshots on every state change, derailing the main agent from its actual job and triggering compaction. Alumnium sits between the two: it exposes a small set of high-level tools — do(), get() and check() — that compress the knowledge of how to browse into three calls, so the main agent keeps its context for the task it was actually given. It works with Selenium and integrates as an MCP server.
Ideal use cases:
- •Teams or individuals who need three high-level mcp tools — do(), get(), check() — instead of raw browser primitives
- •Teams or individuals who need keeps accessibility trees and screenshots out of the main agent's context window
- •Teams or individuals who need 98.5% on webvoyager with claude code and selenium, above the prior 97.1% sota
- •Teams or individuals who need full benchmark evidence and a reproduction fork published openly
- •Anyone focused on mcp workflows
- •Anyone focused on browser-automation workflows
🤖 Other AI Agent Infrastructure Tools to Consider
Airtop and Alumnium aren't the only options. Here are other popular tools in the same space:
SuperAGI
Open-source autonomous AI agent framework with visual dashboard — 14K GitHub stars
MetaGPT
Multi-agent AI framework simulating software teams — 45K GitHub stars, builds full apps from prompts
Cerebras
Fastest LLM inference powered by the Wafer Scale Engine.
Scale AI
AI data platform for training data and model evaluation.
Roboflow
End-to-end computer vision platform for developers.
Labelbox
Enterprise data labeling platform for ML training datasets.
Is one of these your tool?
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Frequently Asked Questions
Is Airtop better than Alumnium?
It depends on your needs. Airtop offers 6 key features including Authenticated cloud browsing with proxies, CAPTCHA solving and a password vault and Agent Builder compiles plain-English workflows into reusable code, while Alumnium provides 5 features including Three high-level MCP tools — do(), get(), check() — instead of raw browser primitives and Keeps accessibility trees and screenshots out of the main agent's context window. Airtop uses a freemium model with a free tier, while Alumnium is open-source with free access available. Choose based on which features and pricing model align with your requirements.
Is Airtop cheaper than Alumnium?
Alumnium doesn't have standard paid plans, while Airtop starts at $26/month. Both tools offer free tiers, so you can try each before committing. Always check the official websites for the most current pricing.
Can I use Airtop and Alumnium together?
Yes, many users combine Airtop and Alumnium in their workflow. Airtop excels at authenticated cloud browsing with proxies, captcha solving and a password vault, while Alumnium shines with three high-level mcp tools — do(), get(), check() — instead of raw browser primitives. Using both allows you to leverage the strengths of each tool, though this means managing two subscriptions — though free tiers can help manage costs.
What's the main difference between Airtop and Alumnium?
While both are ai agent infrastructure tools, Airtop emphasizes authenticated cloud browsing with proxies, captcha solving and a password vault, whereas Alumnium is known for three high-level mcp tools — do(), get(), check() — instead of raw browser primitives. The best choice depends on your specific workflow and feature priorities.
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