Series B · $500M
$500M Series B.
Vertical + Enterprise · Private company · Growth
Poolside
✓ VerifiedPoolside sits at the seam between frontier-model ambition and enterprise software delivery, using software engineering as its beachhead.
San Francisco / ParisFounded 2023No public API trackedWeekday review
Editorial intelligence brief
What matters now
Released the open-weight Laguna S 2.1 on July 21, 2026, a 118B-total/8B-active coding model with a 1M-token context window, following Laguna XS 2.1 earlier in July.
Focus: Foundation models, software agents, and enterprise systems for software engineering
Latest funding
$500M
Series B · source-backed
Tracked funding
$500M
Sum of itemized funding events
Latest valuation
Not tracked
No source-backed record
Latest revenue
Not tracked
Growth lifecycle position
Source-backed financial history
Capital and commercial trajectory
Funding, valuation, revenue, and debt are kept separate so unlike measurements are never presented as one trend.
Records
1
Tracked total
$500M
Coverage
partial
#1
Series B · $500M
Running tracked total: $500M
Every numbered chart marker maps to one source-linked funding announcement below.
Poolside ↗ source for Series B $500M
Chronological activity
What changed
Released the open-weight Laguna S 2.1 on July 21, 2026, a 118B-total/8B-active coding model with a 1M-token context window, following Laguna XS 2.1 earlier in July.
A structured event record is still being assembled for this company.
Recent coverage of Poolside
Consolidated by storyProduct surface
Products and model families
Recent models
Laguna S 2.1Laguna XS 2.1Laguna M.1Laguna XS.2Malibu Agent
Products
Poolside PlatformPoolside ConsolePoolside AgentPoolside Chat
Open weights
Yes
API access
No
Review cadence
Weekdays
Market position
Lifecycle and strategic signals
Research
Preview
Growth
Deployment
Growth: Public access & scaling
Focus
Foundation models, software agents, and enterprise systems for software engineering
Signals
CodingAgentsEnterpriseOpen weights
Taxonomy
Frontier LabsAgentic Coding ToolsCodingCoding agentsVertical + Enterprise
Competitive context
MagicOpenAIAnthropic
Infrastructure & distribution
Where Poolside sits in the AI stack
01
Model layer
5 tracked model families
02
Access layer
Self-hostable weights
03
Market layer
Vertical + Enterprise
Public product surface
Poolside PlatformPoolside ConsolePoolside AgentPoolside Chat
Stack signals
CodingCoding agentsEnterpriseAgentsOpen weights
This section reflects publicly visible product and access signals. Undisclosed GPU, cloud, training, and data-center contracts are not inferred.
Evidence trail
Sources and corrections
Primary and public sources used to verify the structured company profile.
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