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  "markdown": "Co-founder and CEO, Catena Labs.\n\nSean Neville co-founded Catena Labs with Matt Venables and leads it as CEO. Catena builds governance and banking infrastructure for AI agents and publishes the Agent Commerce Kit.\n\n## What Sean builds\n\n- [ACK-Pay (Agent Commerce Kit)](https://www.anchorterminal.com/tools/ack-pay.md), graded D, 53.8/100, in Pay-per-call protocols. ACK-Pay is the open payment protocol in Agent Commerce Kit from Catena Labs. A server returns a signed Payment Request, the client pays through a Payment Service and retries with a receipt issued as a W3C Verifiable Credential. Co-founder and CEO, Catena Labs, researched 2026-10-28.\n\n## Works with\n\n- [Matt Venables](https://www.anchorterminal.com/people/matt-venables/), Co-founder and CTO, Catena Labs\n\n## Backed by\n\n- [Andreessen Horowitz](https://www.anchorterminal.com/investors/andreessen-horowitz/)\n- [Acrew Capital](https://www.anchorterminal.com/investors/acrew-capital/)\n- [Breyer Capital](https://www.anchorterminal.com/investors/breyer-capital/)\n- [General Catalyst](https://www.anchorterminal.com/investors/general-catalyst/)\n- [QED Investors](https://www.anchorterminal.com/investors/qed-investors/)\n- [Circle](https://www.anchorterminal.com/investors/circle/)\n- [Coinbase](https://www.anchorterminal.com/investors/coinbase/)\n- [Stanford University](https://www.anchorterminal.com/investors/stanford-university/)\n- [Pillar VC](https://www.anchorterminal.com/investors/pillar-vc/)\n- [IDG Capital](https://www.anchorterminal.com/investors/idg-capital/)\n- [Oak HC/FT](https://www.anchorterminal.com/investors/oak-hc-ft/)\n- [Tom Brady](https://www.anchorterminal.com/investors/tom-brady/)\n- [Bradley Horowitz](https://www.anchorterminal.com/investors/bradley-horowitz/)\n- [Hamel Husain](https://www.anchorterminal.com/investors/hamel-husain/)\n- [Sam Palmisano](https://www.anchorterminal.com/investors/sam-palmisano/)\n- [Balaji Srinivasan](https://www.anchorterminal.com/investors/balaji-srinivasan/)\n\n## Questions\n\n### Who is Sean Neville?\n\nSean Neville co-founded Catena Labs with Matt Venables and leads it as CEO. Catena builds governance and banking infrastructure for AI agents and publishes the Agent Commerce Kit.\n\n### What does Catena Labs, Inc. make?\n\nAnchor Terminal lists ACK-Pay (Agent Commerce Kit) from Catena Labs, Inc.. ACK-Pay is the open payment protocol in Agent Commerce Kit from Catena Labs. A server returns a signed Payment Request, the client pays through a Payment Service and retries with a receipt issued as a W3C Verifiable Credential.\n\n### Who has invested in Catena Labs, Inc.?\n\nThe sources our research read name Andreessen Horowitz, Acrew Capital, Breyer Capital, General Catalyst, QED Investors, Circle, Coinbase, Stanford University, Pillar VC, IDG Capital, Oak HC/FT, Tom Brady, Bradley Horowitz, Hamel Husain, Sam Palmisano and Balaji Srinivasan.\n\n### How are Sean's tools graded?\n\nACK-Pay (Agent Commerce Kit) is graded D, 53.8 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://www.agentcommercekit.com/overview/introduction\n- https://catena.com/about\n\nThese are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.\n",
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