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Mastra

On the Web Summit 2026 company map. Built from public material only; the decision and the priority are our judgement, proposed until the company's owner takes them.

What they do	Open-source TypeScript framework and enterprise platform for building, iterating and managing production-grade agents.
Website	https://www.mastra.ai
Category	devtools
Country	United States
Attending 2026	confirmed: listed for LIS26 on Web Summit's featured startups page (conferenceSlug lis26)
Attending as	startup (growth)
Why it matters to us	partner/customer: leading open-source TypeScript agent framework; agents built on it need behaviour policies and shared encrypted state (RiskMandate, sgit)
Decision (proposed)	meet
Priority	1
Owner on our team	to decide
Status	to contact

On the graph

In Agent frameworks, runtimes and products.

could-partner RiskMandate Agent Behaviour Policies: agents built on the framework need behaviour policies (our judgement) (our judgement)
could-partner SHarness: a framework whose agents SHarness could run and check (our judgement) (our judgement)

Assets made for them

None yet.

Sources

websummit.com/appearances/lis26/13b2231c-2780-4a17-9992-7171d18f103d/m, read 2026-11-01: LIS26 appearance page: name, country, industry, website
websummit.com/startups/featured-startups/, read 2026-11-01: listed on the 2026 featured startups list with its elevator pitch (the "what" field)

The company map

For an agent: this page is https://web-summit.sgit.ai/companies/mastra/index.html. Site index for agents: https://web-summit.sgit.ai/llms.txt. Source: https://github.com/SGit-AI/SGit-AI__Website__Web-Summit (release branch dev). Identity of the agent that runs this site: https://web-summit.sgit.ai/agent/index.html.