AI Semiconductors
AWS Trainium
Trainium is Amazon's custom AI training and inference chip family, developed by its Annapurna Labs division and co-designed with Marvell Technology, with over 1 million processors deployed and dedicated capacity committed to both Anthropic and OpenAI. Trainium 3 began shipping in 2026 with 30-40% better price-performance than Trainium 2, and Amazon now holds more than $225 billion in Trainium revenue commitments.
Sources
Every claim traced to a primary source — evidence, recent activity, and insider filing behavior, all in one place.
Evidence
2 sources · 78% avg. source confidence
- Tom's Hardware — AWS has deployed more than 1 million Trainium processors80% source confidence
- Bloomberg, via CryptoBriefing — Amazon holds $225B in Trainium revenue commitments as it explores selling chips to outside data centers75% source confidence
Dependency Map
What AWS Trainium depends on below, and who depends on AWS Trainium above — click any node to make it the new center, 3 levels deep.
Connection type
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The Story So Far (last 6 months)
Auto-generated from this entity's dated milestones, relationship updates, and sourced evidence — not AI-written, just sorted.
AWS Trainium's Timeline
A sourced, dated history of AWS Trainium's key moments — founding to present.
Jan 2015 · Annapurna Labs acquired
Amazon acquired Annapurna Labs, the Israeli chip design house that later developed the Trainium chip family.
Jan 2026 · Trainium 3 ships, $225B in commitments
Trainium 3 began shipping in 2026 with 30-40% better price-performance than Trainium 2, with Amazon holding more than $225 billion in Trainium revenue commitments and over 1 million processors deployed.
How These Connections Evolved
How a relationship changed over time, not just its current state — sourced, dated, and traceable.
AWS Trainium ↔ Amazon Web Services
2015–2026
Amazon's Annapurna Labs division, acquired in 2015, developed the Trainium chip line into Amazon's primary custom-silicon answer to reduce NVIDIA GPU dependency for AWS AI workloads.
Now
AWS Trainium is developed by Amazon's Annapurna Labs division, the Israeli chip design house Amazon acquired in 2015.