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  "markdown": "Co-founder and CEO, Poolside.\n\nJason Warner co-founded Poolside in early 2023 with Eiso Kant and is its CEO. He was previously CTO of GitHub.\n\n## What Jason builds\n\n- [Laguna M.1](https://www.anchorterminal.com/tools/laguna-m-1.md), graded C, 55.5/100, in Open-weight models. Laguna M.1 is Poolside's first-generation open-weight Mixture-of-Experts model for agentic coding, 225B total and 23B active parameters, with switchable reasoning and a 262,144-token context, published on Hugging Face under Apache 2.0. Co-founder and CEO, Poolside, researched 2026-10-27.\n- [Laguna S 2.1](https://www.anchorterminal.com/tools/laguna-s-2-1.md), graded C, 61/100, in Open-weight models. Laguna S 2.1 is Poolside's open-weight Mixture-of-Experts model for agentic coding, 118B total and 8B active parameters, with switchable reasoning and a 1,048,576-token context, published on Hugging Face under OpenMDW-1.1. Co-founder and CEO, Poolside, researched 2026-10-27.\n- [Laguna XS 2.1](https://www.anchorterminal.com/tools/laguna-xs-2-1.md), graded C, 61/100, in Open-weight models. Laguna XS 2.1 is Poolside's open-weight Mixture-of-Experts coding model, 33B total and 3B active parameters, with switchable reasoning and a 262,144-token context, published on Hugging Face under OpenMDW-1.1. Co-founder and CEO, Poolside, researched 2026-10-27.\n\n## Works with\n\n- [Eiso Kant](https://www.anchorterminal.com/people/eiso-kant/), Co-founder and CTO, Poolside\n\n## Backed by\n\n- [Bain Capital Ventures](https://www.anchorterminal.com/investors/bain-capital-ventures/)\n- [eBay](https://www.anchorterminal.com/investors/ebay/)\n- [NVIDIA](https://www.anchorterminal.com/investors/nvidia/)\n\n## Questions\n\n### Who is Jason Warner?\n\nJason Warner co-founded Poolside in early 2023 with Eiso Kant and is its CEO. He was previously CTO of GitHub.\n\n### What does Poolside make?\n\nAnchor Terminal lists Laguna M.1, Laguna S 2.1 and Laguna XS 2.1 from Poolside. Laguna M.1 is Poolside's first-generation open-weight Mixture-of-Experts model for agentic coding, 225B total and 23B active parameters, with switchable reasoning and a 262,144-token context, published on Hugging Face under Apache 2.0.\n\n### Who has invested in Poolside?\n\nThe sources our research read name Bain Capital Ventures, eBay and NVIDIA.\n\n### How are Jason's tools graded?\n\nLaguna M.1 is graded C, 55.5 out of 100; Laguna S 2.1 is graded C, 61 out of 100; Laguna XS 2.1 is graded C, 61 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://poolside.ai/vision/purpose\n- https://docs.poolside.ai/\n- https://docs.poolside.ai/support/overview\n- https://huggingface.co/poolside/Laguna-M.1\n- https://en.wikipedia.org/wiki/Poolside_AI\n- https://huggingface.co/poolside/Laguna-S-2.1\n- https://huggingface.co/poolside/Laguna-XS-2.1\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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