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BasaltLabs vs Header Override

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

BasaltLabs compared with Header Override
DetailBasaltLabs logo BasaltLabsHeader Override logo Header Override
What it doesDesktop anti-detect browser with isolated profiles, unique fingerprints, per-profile proxies, and local AI automation Open-source browser extension to modify HTTP request and response headers and cookies
StageNot given Not given
FoundedNot given Not given
Based inGB Not given
Pricing modelPaid Open source
PricingStarter Plus: $5.99/month (billed $71.88 yearly) for 5 profiles. Lite: $10.99/month (billed $131.88 yearly) for 10 profiles. Pro: $21.99/month (billed $263.88 yearly) for 50 profiles. Custom: unlimited profiles, contact for volume pricing. All annual plans include local AI agent and warm-up. Not given
Key features
  • Isolated browser profiles with unique fingerprints per identity
  • Deterministic fingerprint spoofing for canvas, WebGL, audio, fonts, timezone, and WebRTC
  • C++-level spoofing in patched Chromium browser engine
  • Per-profile proxies with HTTP, HTTPS, and SOCKS5 support
  • Local AI agent for browser automation via any OpenAI-compatible LLM
  • AI Warm-up for natural browsing patterns before profile use
  • Fingerprint Lab with generator, templates, and live CDP verification
  • Full Puppeteer and Playwright compatibility for headless automation
  • AES-256-GCM encryption of secrets at rest with device-level key derivation
  • No telemetry or analytics
  • Modify request and response headers with a focused editor interface
  • Scope rules to specific URLs using browser-supported filter patterns
  • Customize response cookies with Domain, Path, SameSite, Lifetime, Max-Age, and Secure attributes
  • Create up to five local rule profiles for different projects and test setups
  • Import and export profiles as local JSON files between browsers
  • Enable, disable, delete, and annotate rules with comments
  • Support for Chrome, Edge, and Firefox
  • All rules stored locally in browser with no server transmission
What makes it different
  • Real C++-level fingerprint spoofing compiled into browser, not JavaScript overrides
  • Local AI agent that runs entirely on your machine, never sends prompts or data to cloud
  • Complete isolation: profiles never share cookies, cache, fingerprints or network signals
  • All three browser engines (Chromium, Chrome, Firefox) included in every plan
  • Secrets encrypted at device level before any cloud sync, zero telemetry
  • Open-source with MIT License and full transparency
  • Rules stored entirely locally with no analytics, tracking, or external servers
  • Lightweight alternative to ModHeader
  • URL scoping prevents rules from affecting unintended websites
  • Simple interface requires no coding knowledge
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check8 no change since last check
Trust Flow (Majestic)123
Citation Flow (Majestic)1618
Referring domains (Majestic)713

4 details filled in for both companies.

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