LegalTech Founder & CEO @Theoremlts | Attorney, Venture Partner | @Fastcase 50
Joined March 2014
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Contribute to the @ACCinhouse Legal Tech Stack Survey! 🚀
Help us identify what legal teams use and what's next.
5 Simple Steps. In-house peers, add your stack! 👇
acc.theoremlegal.com/legalte…
AI-native startups in legal, sales, and customer service are the first vulnerable group, as model providers already hold rich traces of their usage data and product roadmaps. Still, Massive value lies in network effects—owning the end-to-end experience and facilitating markets whose transaction values far exceed the application layer’s. This has always been required to achieve PLATFORM status.
Its very interesting to note the pace of application features from the foundational model companies. As the cost of the marginal token approaches zero, the value is not in selling tokens. It is very clearly in moving up the stack and owning the application layer.
The first victim will not be established SaaS but AI Natives that spend heavily on the labs now - legal, sales, customer service AI Natives tbc. This is the lowest hanging fruit and the roadmap is clear from the traces and spans the model companies have from these companies already.
The next are the "connective tissue" applications that make using the models a foundational part of a workflow.
Take the google doc editing flows in OpenAI. Take the google drive/doc integration into chats.
Both are very good.
Josh Maley retweeted
🏆 Theorem’s Fall 2026 LegalTech Software Awards are live! Recognizing the providers buyers are actively discovering, evaluating & selecting across Theorem’s Marketplace + partners including @ACCinhouse & more. Explore Winners:
theoremlegal.com/awards/2026…
What you think @gordon_cassie? A New Direct-to-Market option - self-serve. We're calling it LaunchPad for LegalTech.
Dedicated @TheoremLTS Marketplace LaunchPad pages. If you've got a seller subscription you can launch any new product, feature, or update directly to the largest network of legal buyers right from your seller portal. Upvotes etc., rank releases, like ProductHunt.
It’s an Ontological kinda day…
Today, we’re launching Ontological Legal Research in the US.
Legal research sits underneath so much of what legal teams do. The advice, the argument, the agreement all depend on getting the law right. Solving research changes what AI can take on across all of that work.
AI fails at legal research in critical ways. The law is spread across millions of documents, and a model can only process a few hundred at a time. So it picks out pages that look relevant in isolation, and never sees the later decision that overruled the case it’s relying on.
That’s the problem we’re solving with Ontological Legal Research.
We’re bringing comprehensive legal data together with a proprietary ontology that maps how the legal sources connect. This enables the Legora Agent to see the full picture of current law and navigate it with unprecedented accuracy.
The best data and the best technology, together in one place.
Live today in the US. More jurisdictions to follow.
Read the launch blog: legora.com/blog/introducing-…
Agent-to-agent economy meets legal🔥. We’re gearing up for this future of agentic commerce @TheoremLTS.
Skills files and access to proprietary transaction data are important, but the real opportunity is a trusted, shared commercial layer that enables buyers, sellers, and their agents to navigate end-to-end procurement for enterprises.
Heard it here first. X gon’ give it to ya!
Claims of big in-house momentum for Legora.
First 100 in our @ACCinhouse GC / Head of Legal survey: Two (2) considering it, ZERO using it.
Harvey higher but still under 10%.
Speculation on these valuations, but there’s clearly a large remaining share to capture, though general tools like Claude and OpenAI look to be moving faster with the same buyers.
HT @MaxJunestrand @winstonweinberg
There's a hell of a legal market to grab here at @TheoremLTS now supporting 6000+ in-house legal departments with discovery, evaluation, and procurement.
Agentic commerce 🚀
We have raised a $550M Series E at an $8.8B valuation, led by Atreides.
Every major existing investor is back in, and we’re welcoming Baron Capital, Capital Group, Fidelity, Glade Brook and J.P. Morgan. We picked investors who think in decades. Several of them work with law firms and legal teams every day, so they can see where the work is heading.
Lawyers are moving from AI assistants to agents that do multi-step work. The money goes there. We’re growing our teams across North America, Europe, Latin America and Asia-Pacific, and going deeper on the Legora aOS.
Thank you to the 1,000+ people at Legora, and to the 140,000 legal professionals who use what we build.
I say this a lot because I believe it: it’s the best time in history to be a lawyer. We're thankful to be a part of it.
Full story: legora.com/blog/series-e
@willchen500 thoughts? is it about how much market they can capture? or is it really about what they already have?
Is this the future of LegalTech & Software Sales? Never heard of this company - Even if I assumed all claims and functionality are legit, what then?
🤖 Made with AI
Over 100 GCs have contributed to the ACC Legal Tech Stack Survey! 🚀
Shoutout to @ACCinhouse and Theorem for bringing the in-house community together to benchmark what legal teams use and what's next.
In-house peers, add your stack! 👇
acc.theoremlegal.com/legalte…
I still don’t see @grok widely adopted in legal - Yet. OpenAI had the first-mover advantage, and both OpenAI and Anthropic built dedicated legal GTM teams. There was also real early pushback against anything Elon-related in the legal world. A lot of “experts” dismissed Grok outright. I’ve said it in talks for years: never bet against these entrepreneurs. There’s real power in optimizing for maximum truth and free-market competition. @AriKaplan can attest ^
Please share the survey with your in-house friends. Posted yesterday afternoon - already 100s of legal team stacks collected!
acc.theoremlegal.com/legalte…
Josh Maley retweeted
🚀 The World's Largest In-House Legal Tech Survey is LIVE!
Theorem 🤝 @ACC
Discover what legal teams use, what they're evaluating, and how AI is reshaping legal tech.
📊 Free report
🏅 Become a Stack Influencer
⚡ Free AI-powered procurement tools
👉 acc.theoremlegal.com/legalte…
Did Harvey and Legora both launch Intake today? Is there AI Marketing Agent the same "person" ? This level of coordination is pretty strange. I will say that the amount of red bubbles here just made my anxiety go through the roof...
Today we’re launching Intake, the agentic legal front door for in-house teams.
A better tool inside a broken process only helps lawyers move faster through the broken process. Requests still arrive incomplete. Routine work still eats senior time. And the General Counsel still can’t see what the team is working on.
Intake fixes the front end. An ad-hoc request becomes tracked work in @WeAreLegora. The Legora Agent does the work and sends it back to the requester. A lawyer is accountable the whole way through.
Available now: legora.com/product/intake
FTR, Legora was totally 6 hours ahead. That's like 2,000 in savings at est. billable rates...
teapawt.net/harvey/status/21100656…
Introducing Intake, where every ask to legal gets routed and resolved.
Requests come in through the tools your business uses, including email, Slack, Jira, and ServiceNow.
Intake gathers the right context, then routes and resolves requests using your legal team’s rules: where each request goes, what agents can resolve autonomously, and what needs a lawyer’s review.
Answers and follow-ups go back through the same channels.
Go from request to resolution faster with Intake.
Who has the best Legal RFP platform? Love how AI uses Theorem to do the analysis for Best Legal RFP platforms and help rate others. Below that you can see who sponsors ads and wonder how much it's costing them to remain relevant...
Theorem is about to change the game for agent-to-agent procurement and API distro FOR BOTH legal tech and legal services.
The real stories I want to see in the #legaltech news are the startups rebuilding point solutions from the ground up and packaging them into platforms to offer new best in class software for a fraction of the price per use case!!
No concessions. All upside. No retreat!
Josh Maley retweeted
This is correct. It is time to fix this failed system.
I understand that the social security conversation is political poison. But I’m not running for office so I don’t care about that. Taking huge chunks out of the paychecks of young working Americans in order to pay for the retirements of older Americans who have a net worth several times higher, all to prop up a system that everyone knows likely won’t be there when those younger people are retirement age themselves, is morally abhorrent and economically insane. Everyone knows it, too, but we’re held hostage by elderly politicians who refuse to surrender power, and older voters who, as a group (with exceptions, obviously), simply don’t care all that much about the financial and cultural future their grandchildren will inherit.
100+ legal tech providers I had never heard of inquired to join @TheoremLTS this month. Some of these are very niche (Good). Some aren’t market ready (OK). A few look fake/fraudulent (Bad). Others are pretty solid clones of other providers (scary) ... Time will tell. We created new functions to sort through these + our essential/verified plan is a good barrier for fraud.
Aiming to be the most trusted marketplace for legal tech / services.
🤖 Made with AI
US appeals court upholds Thomson Reuters' landmark win in AI training lawsuit reuters.com/business/media-t…
