/Companies

SigNoz

YC W21

San Francisco, US · Founded 2021 · 38 employees · Hiring · 8 known investors

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SigNoz provides observability and monitoring tools that help DevOps engineers and developers reduce noise and extract actionable signals from their systems. The platform serves engineering teams working with microservices and distributed systems.

Also known as SigNoz

Founders & leadership· Y Combinator alumni (W21)

SigNoz was founded in 2021 by Pranay Prateek and Ankit Nayan.

PPPranay Prateek
Pranay PrateekCo-FounderPranay Prateek co-founded SigNoz after working at Microsoft and graduating from IIT Madras. He works on open source observability infrastructure.
ANAnkit Nayan
Ankit NayanCo-founder and CTOAnkit Nayan is an IIT Delhi graduate and former Citi employee now co-founding SigNoz, an application performance monitoring platform for developers.
VS
Vishal SharmaProduct
MA
Mithun ArunanProduct

Investors · 8

Funding

SEC filings, press & company announcements

$5.4M disclosed across 1 round · 2023

Source: company announcements and press reports — follow each round's link for the claim.

Company profile

researched Aug 2026

SigNoz is an observability platform that consolidates logs, metrics, traces, dashboards, alerts and error tracking into a single tool, positioning itself as an open-source alternative to Datadog and New Relic. Core capabilities include application performance monitoring, distributed tracing to follow user requests across services, log ingestion, search and analysis, infrastructure and custom metrics with configurable dashboards, exception tracking, alerting to user-chosen notification channels, and LLM/AI observability for monitoring LLM calls, performance and usage in AI applications. Data can be ingested from more than 50 sources.

The product is offered in two deployment modes: SigNoz Cloud, a managed service with regional data residency options in the US, EU and India, and Self-Hosted SigNoz for teams that need to run the stack on their own infrastructure; managed enterprise deployment options are also referenced. Enterprise features include SSO and SAML support, query API keys and additional security and compliance controls. More recently the company has added agent-native observability, which connects SigNoz Cloud to coding agents such as Claude Code and Cursor, integrations with Kubernetes, Git, Jira and cloud provider CLIs for root-cause workflows, natural-language interaction for tasks like building dashboards, and an in-product AI teammate called Noz. Teams can codify debugging practices in a shared skills.md file.

Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.

Key figures

latest reported
Community membersJan 20264,500 members
Custom metrics list priceJan 2026$0.1
GitHub starsJan 202625,000 stars
HeadcountAug 202644
Open source contributorsJan 2026140 contributors
Open source downloadsJan 202610,000,000 downloads
Peak data ingestion handledJan 202610 TB per day
Supported data sourcesJan 202650 integrations

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Images

SigNoz photoSigNoz photo

Related companies · 10

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Lariat DataLariat provides data quality monitoring for data engineering teams, detecting data issues before they reach downstream users by tracking metrics across raw data and finished data products.
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Companies working in the same space as SigNoz.

Timeline · 2

launches, deals, and filings
Jan 2026
Agent-native observability and Noz AI teammate

SigNoz introduced agent-native observability, letting SigNoz Cloud connect to coding agents such as Claude Code and Cursor to surface traces, logs, metrics, service topology and codebase context for debugging, alongside an AI assistant called Noz and natural-language dashboard creation.

source ↗

Jan 2026
LLM/AI observability capability

The platform added LLM/AI observability for tracking LLM calls, performance and usage across AI applications.

source ↗

Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

Legal entities · 1

corporate structure
SigNoz, Inc.

In the news

▸Research sources · 1

primary sources listed

1 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does SigNoz do?
SigNoz is an OpenTelemetry-native, open-source observability platform positioned as an alternative to Datadog and New Relic.
Who founded SigNoz?
SigNoz was founded by Pranay Prateek, Ankit Nayan in 2021.
Who are SigNoz's investors?
SigNoz's investors include Alumni Ventures, Jude Gomila, Lightspeed India Partners, SignalFire, Y Combinator, Stellaris Venture Advisors 2 Llp, Tribe Capital, Uncorrelated Ventures.
How much funding has SigNoz raised?
SigNoz has disclosed $5.4M raised across 1 round.
Where is SigNoz headquartered?
SigNoz is headquartered in San Francisco, US.