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Mezmo
YC W15Miami, US · Founded 2015 · 172 employees · 19 known investors
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Mezmo provides an intelligence layer for production AI that enables platform engineering and SRE teams to deploy reliable AI-powered workflows in production. The company pairs a control plane (AURA) with an optimized data plane to support use cases like incident detection, root cause analysis, and automated operational workflows.
Also known as AnswerBook, Inc. · LogDNA · PushMarket · PushMarket, LogDNA · Mezmo Inc.
Founders & leadership· Y Combinator alumni (W15)
Mezmo was founded in 2015 by Lee Liu and Chris Nguyen.
Investors · 19
How we know: Emergence Capital Partners's portfolio page · siliconangle.com · Y Combinator's founder network · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · siliconangle.com · Y Combinator's founder network · initialized.com · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Kima Ventures's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: Metaplanet's portfolio page · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: NightDragon's portfolio page · funding news · siliconangle.com · Y Combinator's founder network · Not right? Tell us
How we know: Transpose Platform Management's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
Funding
SEC filings, press & company announcements$25M disclosed across 1 of 6 rounds · 2016–2021
- Undisclosed amountSeries DDec 2021
NightDragon (lead), Emergence, Initialized Capital
Source ↗ - Undisclosed amountSeries CJul 2020Source ↗
- $25MraisedJul 2020 · 2 sourcesSource ↗
Source: company announcements and press reports — follow each round's link for the claim.
Company profile
researched Aug 2026Mezmo provides software for site reliability engineering (SRE) and platform engineering teams that combines an open-source agent, AURA, with a governance and control layer for operating AI agents in production environments. AURA is described as an agentic harness that runs inside the customer's own environment, connecting to the customer's tools, telemetry, models, and operational context. Around it, Mezmo supplies workflow-level governance, memory, approvals, authority boundaries, and full execution traces covering recommendations, decisions, tool calls, and actions, so that agent activity can be audited and progressively granted more autonomy.
The product is organized around packaged SRE workflows such as investigating alerts, diagnosing deployment regressions, triaging alert storms, producing on-call handoffs, and identifying performance regressions. Customers are guided to start from one packaged workflow, deploy it in their own infrastructure with chosen models and policies, measure outcomes such as investigation speed and engineer time, and then widen the agent's authority and scope. Mezmo describes support for specialist workers with isolated context, parallel investigation workers with validation and replanning, concurrent workflows across services, clusters, and environments, and retention of investigation history and operational context across teams. Stated expansion areas beyond incident investigation include reliability, performance, cost, and proactive fault detection.
Alongside the agentic SRE offering, Mezmo's platform includes active telemetry pipelines with ingestion and destination components, and solution areas covering AI SRE for root cause analysis, AI-ready context engineering, and OpenTelemetry migrations.
Business model
Mezmo pairs an open-source agent distributed via a public GitHub repository with a commercial platform that adds governance, memory, controls, and telemetry pipeline capabilities. The website lists a pricing page, a free trial, and a "talk to an engineer" sales motion, along with commercial agreements such as an SLA, DPA, BAA, and MSA.
Latest developments
As of the company website in 2025, Mezmo is promoting AURA as an open-source agentic harness for production AI, with published use cases, a GitHub repository, and packaged SRE workflows spanning alert investigation, deployment regression diagnosis, alert-storm triage, on-call handoffs, and performance regression identification.
▸Full profile — market position, technology, go-to-market
Market position
Mezmo presents itself as offering a fast, credible route to running an SRE agent in production, drawing on prior work processing high-volume operational telemetry for enterprise teams.
Mezmo positions the combination of an open-source, customer-hosted agent with enterprise governance controls — authority boundaries, human approvals for sensitive actions, execution traces, and control over context, memory, and data use — as the distinguishing element, alongside experience processing high-volume operational telemetry that supplies agents with relevant production context.
Technology
AURA is an open-source agentic harness deployed in the customer's own infrastructure, integrating with their models, telemetry, infrastructure, runbooks, and operational tools. It curates operational context before it reaches the model, runs specialist workers with isolated context, supports parallel investigation with validation and replanning, and streams aura.* SSE events. The broader platform includes active telemetry pipelines with ingestion and destination components and OpenTelemetry migration support.
Go-to-market
Open-source distribution of AURA on GitHub with a community Slack channel, supported by a self-serve free trial, published pricing, blog and demo content, events, and direct engagement with sales/solutions engineers.
Site reliability engineers, platform engineers, and developers at organizations running production infrastructure, including enterprise teams handling high-volume operational telemetry.
Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.
Related companies · 10
Companies working in the same space as Mezmo.
Legal entities · 2
corporate structure▸Research sources · 1
primary sources listed
- Mezmomezmo.com · web
1 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Mezmo do?
- Mezmo offers AURA, an open-source SRE agent plus governance and telemetry tooling for running AI workflows in production.
- Who founded Mezmo?
- Mezmo was founded by Lee Liu, Chris Nguyen in 2015.
- Who are Mezmo's investors?
- Mezmo's investors include Emergence Capital Partners, Initialized Capital, Kima Ventures, Metaplanet, NightDragon, Point Reyes Management, Transpose Platform Management, Utopian Ventures and 11 more.
- How much funding has Mezmo raised?
- Mezmo has disclosed $25M raised across 1 of its 6 known rounds.
- Where is Mezmo headquartered?
- Mezmo is headquartered in Miami, US.