Fireworks AI provided Cosine's research team with a training stack to run a pipeline end to end from RL on behavioral signals through post-training for niche languages and air-gapped deployments.
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A wrapper around a frontier API isn't a moat. So Cosine trains their own. Lumen is their autonomous coding model, trained on real production code, in the languages and b…
Company
Fireworks AI
The frontier platform for training and inference on open-weights models at scale.
- Industry
- Software Development
- Location
- San Mateo, US
- Company size
- 201–500 employees
About Fireworks AI
Fireworks is the fastest way to build, tune, and scale AI on open models. Ship production-ready AI in seconds on our globally distributed cloud infrastructure, optimized for your use case. Fireworks powers production workloads at companies like Uber, Doordash, Notion, and Cursor—delivering 15× faster speed, 4× lower latency, and 4× more concurrency than closed models.
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Latest activity from Fireworks AI
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Presence & Recognition
Fireworks AI is hosting a webinar on making the leap to specialized intelligence on September 10 at 10:00 AM PT led by Sinan Ozdemir, Head of AI Developer Education.
Presence & Recognition
Fireworks AI co-founder Benny Yufei Chen appeared on Inside the Silicon Mind podcast discussing how better open models make compute more valuable.
People
Fireworks AI is hiring post-sales, techno-commercial business technologists to help activate AI use cases to production.
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