CtrlB is a monitoring and log analytics platform for engineering and security teams. Search years worth of logs, metrics, and traces at petabyte scale in under a second, stored in your own cloud. Your engineers investigate through the UI or your AI agents query the same data over MCP.
Engineering and security teams keep the telemetry they can afford to keep, not the telemetry they need. Data gets sampled, dropped, or tiered into archives that are too slow to query during an incident. When something breaks or an investigation starts, the answer is often in data that is technically retained but practically unreachable.
CtrlB is a unified data lake for logs, metrics, traces, events, and security telemetry on AWS. It stores data as open Parquet in your own Amazon S3 bucket and makes all of it searchable, not just the recent window. Engineers investigate through the built-in UI. AI agents query the same data directly over MCP, REST, or SQL, with no per-query metering.
Use CtrlB for application and infrastructure observability on AWS, security log investigation (including AWS CloudTrail, VPC Flow Logs, and AWS WAF logs), and as the query engine behind your own investigation agents.
Key features:
Sub-second full-text search and SQL analytics across petabytes of telemetry
OpenTelemetry-native ingestion of logs, metrics, and traces, with no sampling
Works with existing agents such as Datadog, Splunk, Vector, and Fluent Bit
Data stays in your own Amazon S3 bucket as open Parquet, with no lock-in
Infinite-cardinality metrics
Deploy in your own AWS account (BYOC), with SSO and RBAC
Pricing: CtrlB is sold as a contract on AWS Marketplace. Choose a 1-month or 12-month term and the monthly ingestion volume (in GB) you need for logs, metrics, and traces, each with 30 days retention. For custom volumes, longer retention, or annual discounts, contact us for a private offer.
Highlights
OpenTelemetry-native platform supporting logs, traces, metrics, alerts, and AI insights
S3 native observability architecture with object storage integrations
Sub-second search performance across petabyte-scale telemetry datasets
AWS Marketplace now accepts line of credit payments through the PNC Vendor Finance program. This program is available to select AWS customers in the US, excluding NV, NC, ND, TN, & VT.
Pricing is based on the duration and terms of your contract with the vendor. This entitles you to a specified quantity of use for the contract duration. If you choose not to renew or replace your contract before it ends, access to these entitlements will expire.
Additional AWS infrastructure costs may apply. Use the AWS Pricing Calculator to estimate your infrastructure costs.
You pay by data volume across three independent dimensions: logs, metrics, and traces. Each is billed per GB ingested per month, with 30 days of retention included. The dimensions work the same way and add up based on how much of each telemetry type you send. You can use one, two, or all three. Pricing scales with the volume you ingest, so your cost tracks the bytes you store rather than hosts, agents, or series count.
Top-of-mind questions for buyers
What counts as one GB for billing across logs, metrics, and traces?
Each GB is measured by the volume of telemetry you ingest per month. Logs, metrics, and traces are counted separately by the bytes each sends. Your cost tracks bytes ingested, not the number of hosts, agents, or unique metric series you run.
Which dimension usually drives the largest share of the bill?
The three dimensions bill independently and add up on one invoice. Log-heavy workloads lean on the logs dimension. Tracing-heavy debugging raises the traces dimension. High-cardinality metric tagging raises the metrics dimension. Whichever telemetry type you ingest most will drive your cost.
Does the included 30-day retention affect how I am charged for ingestion?
You pay per GB ingested per month, and 30 days of retention is included for each dimension. Retention is part of the per-GB rate, so you are not billed separately for keeping data for those 30 days. The charge is driven by ingestion volume.
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CtrlB is a monitoring and log analytics platform for engineering and security teams. Search years worth of logs, metrics, and traces at petabyte scale in under a second, stored in your own cloud. Your engineers investigate through the UI or your AI agents query the same data over MCP.
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