What are the latest funding trends in AI governance?

All funding deals in the AI governance market over the last years

Below is the table listing all the deals. You can find our methodology at the end of this page.

If you want a deeper understanding of the market and its current dynamics, get our AI governance market report.

Is AI governance funding actually booming?

Yes. AI governance funding is booming right now across deal count, company count, total funding and typical round size.

We tracked 73 deals across 66 companies this year to date, compared with 46 deals across 42 companies in the same period last year. Capital rose 220%, to at least $1.7B from at least $539M, while the median round rose 54%, to $10.0M from $6.5M. In the same period two years ago, the market had 37 deals, 35 companies and $335M.

The useful part is that several things are moving together. More companies are raising, the typical check is bigger, and the market is producing many more large rounds. That is much stronger evidence than a total pushed up by one exceptional deal.

Recent company announcements fit that picture. WhiteMatter said in November 2026 that it managed 2.25 million agents and 116 billion AI interactions. WitnessAI said in January 2026 that its platform was already protecting hundreds of thousands of enterprise employees and applications. Those are signs that governance products are being bought for live enterprise use, not just for policy experiments.

For now, the numbers support a simple conclusion: AI governance has moved well beyond a small responsible-AI niche and into a much larger enterprise software and security market.

Has AI governance funding already beaten last year's full total?

Yes, by a wide margin. This partial year has already beaten the previous full year in AI governance funding.

This year to date represents 273% of the capital raised in the previous full year and 140% of its deal count. We are comparing an incomplete year with a full year here, and we are not annualizing anything. The point is simply that the current market has already cleared last year's full-year level.

The yearly sequence shows how sharp the change has been. The market recorded 43 deals and $394M in 2024, then 52 deals and at least $633M in 2025. This year to date has already reached 73 deals and at least $1.7B.

Regulation is one reason the need for governance feels more concrete these days. The European Commission began enforcing applicable AI Act rules and new transparency obligations on 2 August 2026. Those rules do not explain every security or agent-control deal, but they give companies another reason to know what AI they run, what it can do and what evidence they can produce later.

Enterprise AI deployment is moving at the same time. That combination helps explain why funding is rising much faster than the earlier full-year totals.

Is the AI governance funding surge just a few giant rounds?

No. A few giant AI governance rounds help the total, but funding is still much stronger without them.

There were 8 rounds above $50M this year to date, compared with 2 in the same period last year. Those large rounds contributed $735M, including Alice's $140M round of undisclosed stage in August 2026, Zenity's $125M Series C in August 2026, Onyx Security's $113M Series B in July 2026 and HiddenLayer's $100M Series B in September 2026.

Now remove every round above $50M. The market still raised at least $991M this year to date, up 176% from at least $359M in the same period last year. Remove rounds above $100M and funding still totals at least $1.3B, up 150% from at least $539M.

The next layer down is also crowded with sizeable checks. Straiker raised a $64M Series A in June 2026, WitnessAI raised $58M in January 2026, and Patronus AI raised a $50M Series B in June 2026.

So the big rounds matter, but they are sitting on top of a market that was already much larger. Take the giant rounds out and the AI governance boom is still there.

Are ordinary AI governance rounds getting bigger too?

Yes. Ordinary AI governance rounds are getting bigger, and tiny rounds now make up much less of the market.

The median round reached $10.0M this year to date, up from $6.5M in the same period last year and $6.0M in the same period two years ago. At the company level, median capital raised during the period reached $11M, compared with $6.5M and $5.5M in those earlier periods.

The size buckets make the change easy to see. Rounds under $5M account for 15% of disclosed deals now, compared with 42% in the same period last year. Meanwhile, $20M to under $50M rounds reached 30% of disclosed deals, up from 9%. The $50M to under $100M bucket reached 8%, and $100M or more reached 6%.

Recent rounds show what sits inside that shift. Coval raised a $28M Series A in June 2026, Pramaana Labs raised a $27M seed round in June 2026, and Rein Security raised a $25M Series A in October 2026. Bigger ordinary checks are showing up across testing, verification and runtime security.

Investors are currently writing bigger checks across several parts of AI governance, not just at the very top.

Are investors moving beyond seed-stage AI governance startups?

They are, clearly. AI governance is still mostly early stage by deal count, but investors are moving beyond seed.

Among deals with a named stage, early-stage financings still represent 90% of deals, down from 95% in the same period last year. Seed fell from 76% of all deals in that comparable period to 59% now, while Series A rose from 13% to 25%. Series B reached 7%, and Series C reached 3%.

The money has moved even faster. Seed rounds attracted at least $395M, or 23% of disclosed capital. Series A attracted at least $590M, or 34%, while Series B attracted $371M, or 21%. Series C added $155M, or 9%.

This is happening while the funded companies remain very young. The median company age at financing is 2 years this year to date, and 92% of funded companies were founded in 2022 or later. Large institutional rounds are arriving unusually early in the life of many AI governance startups.

AI governance has not become a mature late-stage market. What has changed is how quickly some young companies are reaching larger institutional rounds.

The table below shows the stage mix this year to date.

Stage	Deals	Share	Capital	Capital share
Series A	18	25%	$590M+	34%
Seed	43	59%	$395M+	23%
Series B	5	7%	$371M	21%
Unknown	5	7%	$214M	12%
Series C	2	3%	$155M	9%
Series D+	0	0%	–	–
Growth	0	0%	–	–

Capital shares are shares of disclosed capital.

Are $100M rounds becoming normal in AI governance?

Not yet. $100M AI governance rounds now happen, but they are still unusual.

There were 4 disclosed rounds of $100M or more this year to date, representing 6% of deals with a disclosed amount. In the same period last year there was 1 such round, and in the same period two years ago there was no deal in that bucket.

The current group is heavily concentrated in agent security and runtime control. Alice raised $140M in August 2026 for AI trust, safety and security intelligence. Zenity raised a $125M Series C in August 2026 around security and governance for AI agents. Onyx Security raised a $113M Series B in July 2026 to build an enterprise AI control plane. HiddenLayer raised a $100M Series B in September 2026 around agentic runtime protection.

There is also more business behind some of these rounds than there was in the earlier AI-governance wave. Alice said it was approaching $100M in ARR when Apax announced its investment. Onyx Security said revenue had quadrupled after emerging from stealth.

Those examples show that nine-figure rounds are now possible in AI governance. Four deals out of the current disclosed set is still far too few to call them normal.

Is AI governance funding still speeding up quarter by quarter?

Mostly yes. AI governance funding accelerated hard through Q3, while the current quarter is still too incomplete to judge.

Q1 2026 recorded 12 deals across 12 companies and $214M. Q2 rose to 29 deals across 29 companies and $503M. Q3 then produced 23 deals across 23 companies and at least $837M, with a $22M median round. Q4 2026 is partial and currently shows 7 deals, 7 companies and $162M.

Q3 is the standout because it produced far more capital than Q2 with fewer deals. That lines up with the move toward larger Series A, Series B and Series C rounds. Several of the year's biggest financings, including Zenity, Alice, Onyx Security and HiddenLayer, landed in Q3.

The current quarter should be treated carefully. WhiteMatter's $20M Series A in November 2026, Harmonic Security's $50M Series B in October 2026 and Rein Security's $25M Series A in October 2026 show that meaningful deals are still closing, but a partial quarter cannot be compared cleanly with finished ones.

The table below shows the quarterly series and the deals whose quarter is not known.

Period	Deals	Companies	Capital	Median
Q1 2024	9	9	$45M	$4.7M
Q2 2024	12	12	$102M	$5.2M
Q3 2024	10	10	$91M	$7.5M
Q4 2024	11	10	$151M	$8M
2024, quarter not known	1	1	$5M	–
Q1 2025	11	11	$96M	$10M
Q2 2025	13	12	$124M+	$7M
Q3 2025	15	15	$256M	$4.7M
Q4 2025	12	11	$132M	$9.5M
2025, quarter not known	1	1	$25M	–
Q1 2026	12	12	$214M	$8.2M
Q2 2026	29	29	$503M	$10M
Q3 2026	23	23	$837M+	$22M
Q4 2026 (partial)	7	7	$162M	$21M
2026, quarter not known	2	2	$10M+	–

Quarters add up to fewer deals than the yearly totals: 1 deal of 2024, 1 of 2025 and 2 of 2026 are dated only by the year, so they count in the yearly totals but in no quarter.

Why are AI agent controls attracting so much money?

Because AI governance money is moving toward products that can control what AI agents actually do.

AI policy and agent runtime enforcement is currently the biggest category in the market, with 43 deals across 38 companies and at least $1.2B this year to date. It represents 59% of deals and 72% of disclosed capital, compared with 52% of deals and 60% of disclosed capital in the same period last year.

Look at what the funded companies sell. Bessemer, which led Onyx Security's Series B, says its control plane discovers and governs AI agents across SaaS, cloud, endpoints and internal infrastructure. Zenity focuses on surfacing, enforcing and protecting agent activity. Rein Security works on runtime protection for enterprise-built agents. WhiteMatter says actions can be governed before execution and outcomes measured afterward.

Classic governance software has not disappeared. AI governance systems of record still drew 10 deals and $96M this year to date, equal to 14% of deals and 6% of disclosed capital. Fiddler AI shows how the lines are blurring: it puts monitoring, testing and policy controls in one product, with an audit trail.

The big money is going toward governance that can intervene while AI is running. That is why agent security, permissions, runtime controls and evidence are showing up together so often now.

Are AI evaluation and assurance startups gaining ground too?

Yes. AI evaluation and assurance startups are getting much bigger checks even though deal count has not jumped.

AI technical evaluation and continuous assurance attracted 10 deals across 10 companies and $285M this year to date, representing 14% of deals and 17% of disclosed capital. The category had 11 deals and $137M in the same period last year. Deal count is slightly lower, but the money is much higher.

The funded products are also becoming more serious. Patronus AI used its $50M Series B in June 2026 to build large-scale simulation environments and digital world models for long-horizon agents. Gray Swan raised a $40M Series A in May 2026 to scale adversarial AI testing. Mindgard raised a $30M Series A in August 2026 around automated security testing and red-team research.

Independent assurance is smaller, but it is moving in the same direction. AIUC raised a $40M Series A in September 2026 to extend its audits, standards and insurance from AI agents to frontier models.

The market is starting to treat testing and assurance as infrastructure that needs to run continuously. That is a much bigger opportunity than one-off benchmark reports or compliance reviews.

Can brand-new AI governance startups still raise money?

They can. Brand-new AI governance startups can still raise meaningful first rounds, even though more money now goes to companies investors already know.

First financings account for 26 deals across 26 companies this year to date, or 36% of deals. They attracted $240M, equal to 14% of disclosed capital. In the same period last year, first financings accounted for 50% of deals and 40% of disclosed capital.

Several first rounds were already large. JetStream Security raised a $34M seed first financing in March 2026, Pramaana Labs raised a $27M seed first financing in June 2026, and Attestable raised an $18M seed first financing in February 2026.

That tells us two things at once. New teams can still get funded, including with sizeable opening checks. At the same time, they now compete with a growing group of companies that already have customers, earlier investors and a product in market.

The youngest part of the market therefore remains open, but the easiest money is no longer concentrated there.

Is follow-on money now taking over AI governance?

Yes. Most AI governance money now goes into follow-on rounds rather than first financings.

Follow-on rounds account for 43 deals across 42 companies this year to date and at least $1.3B, representing 59% of deals and 78% of disclosed capital. In the same period last year they represented 48% of deals and 60% of disclosed capital.

Some companies have moved through the funding cycle very quickly. Attestable raised an $18M seed round in February 2026 and another $20M seed round in August 2026. Rein Security moved from an $8M seed round in January 2026 to a $25M Series A in October 2026. Arcade.dev also raised a $60M Series A in June 2026 before another Series A of undisclosed amount in September 2026.

That does not mean everyone is raising faster. Among AI governance companies whose previous round is known, the median gap between rounds is 15 months this year to date, compared with 11 months in the same period last year. The share of observed gaps under 12 months is 35%, compared with 56% by this point last year.

The bigger change is that there are now more AI governance companies worth backing again, and their follow-on checks are much larger.

Is the United States losing its grip on AI governance funding?

The United States is losing share in AI governance funding, but not activity: it still leads by a wide margin.

The United States recorded 43 deals across 41 companies and at least $986M this year to date, representing 59% of deals and 57% of disclosed capital. In the same period last year it had 35 deals and $397M, but those deals represented 76% of the market.

So US funding has grown while its share has fallen. American companies still include Neo Security's $75M+ Series A, Straiker's $64M Series A, WitnessAI's $58M round and Harmonic Security's $50M Series B.

The customer evidence is strong as well. WitnessAI reported more than 500% ARR growth over the previous 12 months when it announced its financing. WhiteMatter named customers including Sentara Health, Alter Domus, New American Funding and Concentrix.

The United States remains the biggest AI governance funding market today. The new development is simply that other countries are growing faster from a smaller base.

Why is Israel suddenly so big in AI governance funding?

Israel is suddenly big in AI governance funding because agent governance now overlaps heavily with cybersecurity.

Israeli-headquartered companies recorded 15 deals across 11 companies and $612M this year to date, representing 21% of deals and 35% of disclosed capital. In the same period last year, Israel accounted for 3 deals across 2 companies and at least $109M.

The companies sit right inside the hottest part of the market. Alice, Zenity and Onyx Security all focus on AI trust, agent security or governance, while AIR Security, Lasso Security, Attestable, Arato and Pluto Security add more activity across runtime controls, verification and testing.

Israeli investors are active too. TLV Partners is the most active lead investor this year to date with 4 led rounds whose combined round size is $57M. Its activity includes Attestable, Arato and Pluto Security.

As AI governance moves closer to runtime security, authorization and attack prevention, Israel's existing cybersecurity ecosystem has become a natural source of new companies.

Is Europe catching up in AI governance funding?

Not yet. Europe is raising more AI governance money, but it is still far behind North America and the Middle East.

European companies recorded 10 deals across 9 companies and $113M this year to date, representing 14% of deals and 7% of disclosed capital. In the same period last year, Europe recorded 7 deals and $32M, representing 15% of deals and 6% of disclosed capital.

The United Kingdom is the largest European country, with 4 deals and $75M. Mindgard's $30M Series A, Geordie AI's $30M Series A, Archestra's $10M seed round and AI Score's $5.4M seed round show that meaningful checks are happening there.

Europe also has the strongest regulatory push. The European Commission began enforcing applicable AI Act provisions in August 2026, including transparency rules for certain AI systems. That should keep governance, evidence and assurance high on enterprise agendas.

But the funding gap is still large. North America has 44 deals and at least $986M, while the Middle East has 15 deals and $612M. Europe is growing, but it has not caught either one.

Are more big investors moving into AI governance?

Yes. More large and well-known investors are moving into AI governance, and the investor pool is much broader than it was last year.

We counted 114 unique investors this year to date, up from 63 in the same period last year. There are 70 unique lead investors, compared with 46 by this point last year, and 8 lead investors have led more than one round.

The repeat leaders are a mix of security specialists and major venture firms. TLV Partners leads with 4 rounds, while Bessemer Venture Partners, Norwest and SYN Ventures each led 3. Bessemer's led rounds have a combined round size of $202M, and Norwest's have a combined round size of $160M.

Large technology and generalist investors are showing up in major rounds too. Zenity's Series C included SoftBank Vision Fund 2 and Hitachi Ventures. Onyx Security's Series B included TCV, Conviction and QuantumLight. HiddenLayer's Series B included M12 and Morgan Stanley.

That makes AI governance less dependent on a small club of specialist backers. These days, investors can look at the market through several familiar lenses at once: cybersecurity, infrastructure, compliance and enterprise software.

So, what are the latest funding trends in AI governance?

AI governance funding is currently in a real expansion phase, with more deals, bigger checks and much more money going into products that control and test AI agents.

The growth is broad. This year to date has 73 deals across 66 companies, and even after removing rounds above $50M the market still raised at least $991M. The median round is $10.0M, while sub-$5M deals have become a much smaller part of the market.

The stage mix has moved too. Seed still dominates deal count, but Series A, Series B and Series C rounds now take more of the money. Follow-on financings account for 78% of disclosed capital, which shows how quickly a first group of AI governance startups is maturing.

The product shift is even clearer. AI policy and agent runtime enforcement leads with at least $1.2B, while technical evaluation and continuous assurance adds $285M. Investors are paying for control, testing and evidence around AI systems that are already being deployed.

Geography is broadening at the same time. The United States remains first, Israel has become a major second hub, and Europe is raising more money without yet closing the gap.

The table below shows the strongest conclusions from the current funding cycle.

Question	Answer
Is the boom broad-based?	Yes, deal count and company count both increased. Capital reached at least $1.7B this year to date. Bigger checks are only part of the story.
Did last year get surpassed?	Yes, the partial year already equals 273% of last year's capital. Deal count reached 140% of the previous full year. The comparison is not annualized.
Are megarounds driving everything?	No, removing rounds above $50M still leaves at least $991M. That is far above the comparable prior period. The middle of the market grew too.
Are typical rounds larger?	Yes, the median round is $10.0M today. It was $6.5M in the same period last year. Investors are writing bigger ordinary checks.
Is seed still dominant?	Yes, Seed still represents 59% of deals. Series A has risen to 25% of deals. AI governance is becoming less seed-heavy.
Are nine-figure rounds normal?	Not yet, $100M or more represents 6% of disclosed deals. There were 4 such rounds this year to date. They remain unusual.
What category is winning?	AI policy and agent runtime enforcement leads clearly. It drew 43 deals and at least $1.2B. Agent control is getting the biggest budgets.
Is assurance gaining traction?	Yes, technical evaluation and continuous assurance drew $285M. Patronus AI and Gray Swan show where the money is going. Testing is becoming infrastructure.
Are follow-ons taking over?	Yes, follow-ons represent 78% of disclosed capital. First financings still produced 26 deals. New entrants can still raise.
Is the US still dominant?	Yes, the United States has 43 deals and at least $986M. Its deal share fell to 59%. Other countries are growing faster.
Why does Israel matter now?	Israel recorded 15 deals and $612M. Its cybersecurity base fits agent governance naturally. That overlap is producing much larger rounds.
Is regulation the whole story?	No, regulation adds pressure but does not explain the boom alone. Enterprise agent deployment creates runtime-control needs too. Funding follows both.

"+" means at least: some round amounts were not disclosed.