# Trinity models

Published articles for Trinity models.

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## Open-weight model developer Arcee AI reaches $1B+ valuation with new funding

DevFeed: [Open-weight model developer Arcee AI reaches $1B+ valuation with new funding](<https://devfeed.tech/articles/open-weight-model-developer-arcee-ai-reaches-1b-valuation-with-new-funding-50684.md>)

Original publisher: [Read original article](<https://siliconangle.com/2026/09/16/open-weight-model-developer-arcee-ai-reaches-1b-plus-valuation-with-undisclosed-series-b-funding/>)

Author: Mike Wheatley

Published: 2026-09-17T02:26:20Z

Content type: news

Language: en

Sources: [SiliconANGLE](<https://devfeed.tech/sources/siliconangle.md>)

Topics: [AI Models](<https://devfeed.tech/topics/ai-models.md>), [Artificial Intelligence](<https://devfeed.tech/topics/ai.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>), [AI Development](<https://devfeed.tech/topics/ai-development.md>), [Frontier Model](<https://devfeed.tech/topics/frontier-model.md>), [Microsoft](<https://devfeed.tech/topics/microsoft.md>), [anthropic](<https://devfeed.tech/topics/anthropic.md>), [Google](<https://devfeed.tech/topics/google.md>), [OpenAI](<https://devfeed.tech/topics/openai.md>)

Tags: [2026](<https://devfeed.tech/tags/2026.md>), [ai](<https://devfeed.tech/tags/ai.md>), [ai-models](<https://devfeed.tech/tags/ai-models.md>), [arcee](<https://devfeed.tech/tags/arcee.md>), [arcee-ai](<https://devfeed.tech/tags/arcee-ai.md>), [equity](<https://devfeed.tech/tags/equity.md>), [fine-tuning](<https://devfeed.tech/tags/fine-tuning.md>), [frontier-model](<https://devfeed.tech/tags/frontier-model.md>), [funding](<https://devfeed.tech/tags/funding.md>), [funding-round](<https://devfeed.tech/tags/funding-round.md>), [mark-mcquade](<https://devfeed.tech/tags/mark-mcquade.md>), [model](<https://devfeed.tech/tags/model.md>), [news](<https://devfeed.tech/tags/news.md>), [open](<https://devfeed.tech/tags/open.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [open-source-ai](<https://devfeed.tech/tags/open-source-ai.md>), [open-weight-models](<https://devfeed.tech/tags/open-weight-models.md>), [open-weights](<https://devfeed.tech/tags/open-weights.md>), [post-training](<https://devfeed.tech/tags/post-training.md>), [proprietary-ai](<https://devfeed.tech/tags/proprietary-ai.md>), [series-b](<https://devfeed.tech/tags/series-b.md>), [the-latest](<https://devfeed.tech/tags/the-latest.md>), [trinity-models](<https://devfeed.tech/tags/trinity-models.md>), [valuation](<https://devfeed.tech/tags/valuation.md>), [vista-equity-partners](<https://devfeed.tech/tags/vista-equity-partners.md>)

### AI overview

Arcee AI raised an undisclosed Series B round that valued the open-weight model developer at more than $1 billion. The funding will support its Trinity models, Genesis-Science-1 work with the Department of Energy and national labs, and platform development.

### Source excerpt

Open-weight artificial intelligence model developer Arcee AI Inc. said today it has raised an undisclosed amount of cash in a new funding round that lifts its valuation to more than $1 billion. The Series B round was led by Vista Equity Partners, Cambium Capital and Emergence Capital, and saw participation from A10 Ventures, Hitachi, IAG, [...] The post Open-weight model developer Arcee AI reaches $1B+ valuation with new funding appeared first on SiliconANGLE.