Baseten acquires Blaxel

● STRATEGIC | DEVTOOLS/INFRASTRUCTURE · AI Models & Infrastructure

SEPTEMBER 10, 2026

Baseten acquires Blaxel

TARGET

Serverless sandbox execution platform for AI agents, providing microVM sandboxes with persistent memory state, sub-25ms resume times, and co-located agent logic for near-instant latency.

Ownership	VC-backed · First Round Capital, Y Combinator, Liquid 2, Multimodal, Transpose
Capital raised	$7.3M
Headcount	8 FTEs
Headquarters	San Francisco, California
Leadership	Paul Sinaï, co-founder and chief executive
Sell-side advisor	—

ACQUIRER

Baseten

AI inference platform for deploying, serving, and scaling machine learning models in production

Ownership	VC-backed · Altimeter Capital, Conviction Partners, Spark Capital, Sands Capital, Wellington Management +11 more
Capital raised	$2.085B
Headcount	201-500 FTEs
Headquarters	San Francisco, California
Leadership	Amir Haghighat Tuhin Srivastava
Buy-side advisor	—

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Baseten -> Blaxel  (2026-09-11)
strategic_acquisition | DevTools/Infrastructure | announced
Target: Serverless sandbox execution platform for AI agents, providing microVM sandboxes with persistent memory state, sub-25ms resume times, and co-located agent logic for near-instant latency.
Website: blaxel.ai | Buyer site: baseten.co
HQ: San Francisco, California | Ownership: vc-backed | Buyer ownership: vc-backed
Advisors - not yet credited
Source: Thematic - https://thematichq.com/software/d/baseten-blaxel.html

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