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AI Growth Summit: 9 Tactics to Add $10m FastJune 30
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Valuation

$450M

2026 Revenue

$17.8M

Customers · 2025

2.9K

Funding

$75M

YOY

4.7%

Team

15

Founded

2023

Viktor Revenue, Valuation & Funding (2026)

Viktor is a Warsaw-based AI coworker that operates natively inside Slack and Microsoft Teams, allowing teams to interact with it the same way they communicate with human colleagues. Founded in 2023 by Fryd Wiatrowski, an Oxford-trained mathematician and computer scientist who previously interned at Meta in 2022 and worked there full time for six months before departing, the company has grown from roughly $1M to $2M in ARR in March 2025 to a stated $13.8M annualized run rate from subscriptions, with an additional $3M-plus in non-annualized top-ups pushing the broader revenue figure toward $17M.

Viktor raised a $75M Series A from Accel at a $450M valuation in 2025, bringing total funding to approximately $13M before that round. The company operates on a usage-based credit model with a 33% gross margin target, charges a starting price of $50 per month, and reports a net dollar retention rate of 350% in the first 30 days after a customer signs up, driven almost entirely by upgrades rather than new logo acquisition.

The company serves approximately 2,900 paid customers across e-commerce, marketing agencies, and tech startups, with an average revenue per user of $400 per month. Its largest customer pays $30,000 to $40,000 per month. Viktor employs 15 full-time staff, including 6 engineers, and is spending roughly $30,000 per day on paid advertising in an experimentation phase.

Last updated

Viktor Revenue

Viktor reported an annualized run rate of $15M at the time of a Fortune article published roughly 45 days before the June 2, 2025 recording date, based on 2,000 organizations. Wiatrowski told Latka that over the subsequent 30 days the company added approximately $2.5M in new run rate. He clarified the composition of the current figure: the subscription-based ARR, calculated by annualizing the last 30 days of recurring charges, stands at $13.8M, while including non-annualized top-up payments pushes the broader revenue figure to approximately $17M.

Viktor Revenue GrowthReported revenue / ARR over time$0$4M$8M$12M$16M$20M2023202420252026$0$17M$17.8MSource: GetLatka.com
YearMilestoneSource
2026Viktor Hit $17.8m revenue in June 2026
2025Viktor Hit $17m revenue in June 2025
2023Viktor Hit $0 revenue in June 2023
2023Launched with $0 revenue

In March 2025, Viktor was at $1M to $2M in ARR. By May 2025 it had reached $15M, and by early June 2025 the run rate had moved to the $13.8M to $17M range depending on methodology. Wiatrowski attributed the growth primarily to upgrades rather than new subscriptions, noting that the starting subscription price is $50 per month while the current average revenue per user has reached $400 per month, requiring customers to upgrade continuously. In the 30 days prior to the interview, Viktor added approximately 700 to 900 new customers.

Using the trailing growth rate as a ceiling, Viktor added roughly $2.5M in run rate in a single month from a $15M base, implying a monthly growth rate of approximately 17%. Applying that rate forward on a decelerating basis, a GetLatka estimate for Viktor's annualized revenue over the next 12 months would range from approximately $25M (deceleration-adjusted floor) to $45M (ceiling at the trailing rate maintained). This is a GetLatka estimate; Wiatrowski did not provide a forward revenue figure.

Viktor Valuation, Funding Rounds

Viktor reached a $450M valuation in 2026, set during its Series A round.

Viktor has raised $75M in total funding across 1 round, most recently a $75M Series A round in 2026.

Viktor Capital Raised & ValuationCumulative capital raised and post-money valuation by roundCapital raised (cum.)Valuation$0$0$100M$20M$200M$40M$300M$60M$400M$80M$500M$100M2023202420252026$450MSource: GetLatka.com
YearRoundAmountValuation% SoldSource
2026Series A$75M$450M17%

Founder / CEO

Fryd Wiatrowski is the co-founder and CEO of Viktor and Zeta Labs. He is an Oxford-trained mathematician and computer scientist who interned at Meta (then Facebook) in 2022, working on distributed logs, before joining full time and leaving after six months in 2023 to co-found Zeta Labs.

Before building Viktor, Wiatrowski and his team spent 2023 and into 2024 attempting to build browser-based AI agents, compressing HTML DOM snapshots to fit into 4K context windows and later 32K context windows. The browser agent work achieved only a 60% action reliability rate, which Wiatrowski concluded was too low to be commercially viable. After Anthropic released Sonnet 3.5 and reliable tool calling became possible, the team pivoted to building Jace AI, an email agent launched in February 2025 with a pro plan priced at $65 per month. Jace AI was ultimately set aside because the always-on agent loop made margins unworkable at that price point. Wiatrowski acknowledged this as his own mistake, noting that a usage-based pricing model, which Viktor now uses, would likely have made Jace AI viable. Jace AI remains live, is no longer actively marketed, and its revenue has not declined.

Wiatrowski also worked in high-frequency trading prior to Meta. His net worth is not calculable from the transcript with sufficient precision; DATA NOT IN TRANSCRIPT for an ownership percentage that would support a reliable estimate.

We don't have Viktor's Founder / CEO on record yet.

Q&A

QuestionAnswer
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Customers

Viktor had approximately 2,900 paid customers as of the June 2, 2025 recording, up from 2,000 organizations at the time of the Fortune article published roughly 45 days earlier. Wiatrowski noted that a meaningful portion of the new accounts are single-person teams creating standalone workspaces to use Viktor, which lowers the average revenue per user on those accounts.

The starting subscription price is $50 per month, and tiers run up to $100,000 per month. New users receive $100 in free credits, and Viktor prompts an upgrade within Slack when credits are exhausted. The average revenue per user across all 2,900 paid accounts is $400 per month. The largest customer as of the interview date pays $30,000 to $40,000 per month. A five-person team was cited as paying $20,000 per month, which Wiatrowski described as the account with the highest subscription-to-team-size ratio. One customer told Wiatrowski that Viktor allowed them to avoid hiring 10 people. A separate customer, a real estate developer with no prior relationship with Viktor, reported saving $4M on a project. Viktor also saved its own team approximately $10,000 per week by identifying a misconfigured Meta Ads audience network setting.

Viktor serves 2.9K customers.

Viktor Business Model

Viktor operates on a usage-based credit model. Customers purchase credits that are consumed as Viktor performs tasks, and they can either upgrade to a higher subscription tier or top up their existing tier when credits run out. Subscription tiers start at $50 per month and extend to $100,000 per month. Wiatrowski told Latka that Viktor targets a 33% gross margin by pricing credits at 1.5 times the underlying model cost, primarily Anthropic's Claude (Opus and Sonnet). Open-source models are being tested but were described as underperforming relative to Anthropic and GPT offerings as of the interview date. Caching efficiency with open-source models was cited at approximately 50%.

Net dollar retention in the first 30 days after signup is 350%, meaning a customer paying $1 at signup is paying $3.50 on average by the end of the first month. Wiatrowski attributed this almost entirely to upgrades rather than new customer acquisition, as the starting price of $50 per month is well below the stabilized ARPU of $400 per month. Workspace penetration, defined as the share of Slack workspace members who interact with Viktor by mentioning or direct-messaging it, is approximately 10%, indicating significant room for expansion within existing accounts.

Viktor is spending approximately $30,000 per day on paid advertising in an experimentation phase. The company has 2 full-time growth staff and has not yet run systematic A/B tests on its landing page or conversion funnel, which Wiatrowski identified as a known gap. Profitability was not discussed; DATA NOT IN TRANSCRIPT for net income, burn rate, or runway.

Point-in-time figures shared on the GetLatka podcast, each linked to the exact moment it was said on camera.

Customers (2025)

2,900

twenty eight hundred paid customers or twenty nine. Yeah. Not many. And and the revenue is high, right?

Average revenue per user (2025)

$400

the the the RPU stabilizes at four hundred currently

Net dollar retention (2025)

350%

We have like after the first month we have like three three hundred and fifty percent. And that's stabilized.

Gross margin (2025)

33%

So so typically we try to have like a thirty three percent margin. So we take what we pay for entropic or whatever is underlying, we multiply it by one point five and this is what we charge.

Free users (2025)

$100

You basically ca I I think there's like a hundred dollars in free credits currently.

Viktor Employees & Team Size

Viktor employs 15 full-time staff as of the June 2, 2025 interview. The team includes 6 engineers, 1 designer, 3 customer support staff, and 2 full-time growth employees. Wiatrowski said the company is actively hiring engineers, product managers, performance marketers, influencer managers, and a head of conversion.

Viktor employs approximately 15 people as of 2026. It serves 2.9K customers that rely on its solutions.

Viktor Team GrowthReported headcount over time04812162023202420252026001515Source: GetLatka.com
YearMilestoneSource
2026Reached 15 employees (June 2026)

Frequently Asked Questions about Viktor

What is Viktor's revenue?

Viktor generates $17.8M in revenue.

How much funding does Viktor have?

Viktor raised $75M across 1 round.

How many employees does Viktor have?

Viktor has 15 employees.

Where is Viktor headquarters?

Viktor is headquartered in United States.

Data and Sources

All figures on this page are taken directly from interviews or are estimates from public sources and proprietary models. Not financial advice. Read full disclaimer.

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