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Launch HN: HyperProbe (YC S26) – Agents that do read-only debugging in prod
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Illustration only Photo by Vista Wei on Unsplash
HyperProbe introduces an AI on-call agent that performs read-only debugging in production to pinpoint failures without redeploy or service interruption.
Engineers no longer need to spend hours reproducing issues locally or guessing at fixes based on incomplete logs. By delivering confirmed root causes directly from live traffic, the tool reduces mean time to resolution and frees developers for feature work. Because the probe is read-only and runs inside the user’s own environment, it satisfies security and compliance requirements while adding minimal overhead.
Written by elseif from the cluster below · every claim links back to a sourceThe three things worth knowing
HyperProbe places a read-only virtual breakpoint on the suspect line to capture exact variable state from live traffic.
The agent works with Node.js, TypeScript, Java, Python and integrates with popular AI-assisted coding tools.
Deployments remain self-hosted or within a private VPC, keeping all data internal and redacting PII before capture.
THE READ
What elseif makes of it.
HyperProbe is presented as an AI-driven on-call agent that performs read-only debugging directly in a running production service. It is compatible with Node.js, TypeScript, Java, and Python codebases. The tool integrates with developer environments such as Cursor, Claude Code, Codex, and Opencode.
When an incident is detected, HyperProbe automatically ingests the alert from monitoring or paging systems. It then analyzes logs and traces to locate the file and line that likely caused the failure. A read-only virtual breakpoint, called a probe, is placed at that location without requiring a redeploy or restart. The probe fires on live traffic, captures the exact variable values at that moment, and disappears after the snapshot. Because the probe is non-blocking, the service continues to process requests at full speed and users see no impact.
By obtaining concrete state from the exact line of failure, the agent can confirm the root cause without guesswork. This approach eliminates the need for repeated redeployments that traditional debugging often requires. Teams spend less time in war rooms and fewer senior engineers are needed to investigate each incident. HyperProbe is able to surface issues that leave no trace in logs, such as silent data mismatches, swallowed exceptions, or race conditions.
The agent runs inside the customer’s own infrastructure, either self-hosted or in a private VPC, so no data leaves the environment. Before any capture, personally identifiable information is redacted according to policies set by the security team. Overhead is kept low, allowing the probe to operate alongside normal traffic without noticeable latency. Supported diagnostic areas include memory leaks, CPU spikes, latency issues, and third-party contract drift.
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