Releases from frontier labs, major companies and research institutes — grouped by model, deduplicated across HuggingFace, OpenRouter and official blogs.
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Poolside🇺🇸Major lab
Laguna S 2.1 is the latest coding agent model from Poolside. Laguna S 2.1 is a 118B total parameter model with 8B active parameters, scoring 70.2% on Terminal-Bench 2.1 and...
Poolside🇺🇸Major lab
Laguna XS 2.1 is the latest coding agent model in the 33B-A3B category from Poolside and a step forward from their Laguna XS.2 model (released in April 2026). It combines...
Poolside🇺🇸Major lab
Poolside's strong coding-agent model: 226B MoE, Apache 2.0, SWE-bench Pro 49.2%. Free on OpenRouter! Specialized for agentic long-horizon coding tasks. Poolside is a little-known US AI company.
Poolside🇺🇸Major lab
Poolside's lean coding model: 33B MoE, 3B active, for local deployments. Free on OpenRouter. Sliding-window attention for very fast inference. 231K downloads on HF.