Browser-scale extraction under drift.
Browser-scale extraction engineered for throughput, stable access under drift, and predictable cost per success.
Sustained
Throughput
Measured during proof.
<500ms
Launch p95
Measured during proof.
Stable
Success rate
Measured during proof.
Bounded
Retries
Measured during proof.
Throughput depends on controlled browser execution
At volume, small detection shifts become retry storms, rising proxy spend, and failing unit economics.
Predictable concurrency
Sustained high concurrency without stability experiments. Coherent behavior under load where many "stealth" products degrade.
Unlimited fingerprints
No metering. Large, continuously refreshed database removes the bottleneck of synthesizing low-quality profiles or reusing small pools.
Chromium-level evasion
Stealthium solves evasion inside Chromium and V8, avoiding brittle patch stacks that fall apart under repeated, measurable automation.
Optional proxies + routing
BYO or use our panel. Per-URL routing reserves premium egress for high-risk endpoints, reducing bandwidth waste.
Measure cost per successful session.
Reliable extraction is the combination of launch speed, identity coherence, route policy, and drift response.
- Bound retries before they amplify infrastructure cost.
- Separate proxy degradation from target detection drift.
- Keep launch behavior consistent under concurrency.
- Track success by complete session, not raw request count.
Extraction cluster
01
Policy & access
02
Browser execution
03
Telemetry & outputs
01
Drift becomes an outage multiplier
The failure is usually partial degradation, not total block
02
Automation artifacts amplified by repetition
Fixes require constant patching and target-specific hacks
03
Launch overhead dominates unit economics
Slow launch bounds throughput and raises infrastructure spend
Benchmark your hardest collection flow.
Use evaluation to measure throughput, retry rate, and cost per successful session under real target conditions.