Devin
Autonomous AI software engineer agent that plans and executes coding tasks such as bug fixes, refactors and code migrations.
Official Website ↗
Details and Sources
Status: activeReviewed: 2026-10-14
Cognition Funding History
Cognition develops AI tools for software engineering, including the Devin coding agent and the Windsurf development environment. Devin works across an IDE, shell and browser to plan, write, debug and deploy code, while the company serves enterprise engineering teams.
Company Overview
Founded 2023 · San Francisco, CA, USA
Official WebsiteCognition Funding Timeline
Series E
Over $2 billion · $48B valuation
The amount is qualified rather than exact, so it is excluded from exact USD subtotals.
Led by Andreessen Horowitz, Accel. Participation included Benchmark, Bessemer and 25 more on record.
Source · cognition.com ↗Series D
$1B · $26B valuation
The financing was announced alongside operating metrics. Revenue run rate is separate from the amount raised.
Led by Lux Capital, General Catalyst, 8VC. Participation included Founders Fund and 10 more on record.
Source · cognition.com ↗Series C
$400M · $10.2B valuation
The company announcement followed the Windsurf acquisition; the acquisition is a separate transaction.
Led by Founders Fund. Participation included Lux Capital, 8VC, Neo and 6 more on record.
Source · cognition.com ↗Series B
undisclosed · $4B valuation
The amount is undisclosed. A later company post confirms the co-lead roles described in reporting.
Led by Lux Capital, 8VC.
Source · clay.com ↗Funding Round
$175M · $2B valuation
A separate financing after Devin’s launch. Stage-label differences across sources should not be used to count the same capital twice.
Led by Founders Fund.
Source · theinformation.com ↗Seed
$21M
Announced alongside the public launch of Devin. Sources differ on the stage label; Registry currently classifies this event as Seed. These labels do not establish additional financings.
Led by Founders Fund. Participation included Patrick Collison, John Collison, Elad Gil and 7 more on record.
Source · clay.com ↗
Cognition Founding Team
Scott Wu
Co-founder and CEO of Cognition; competitive-programming IOI gold medalist.
Status: activeReviewed: 2026-11-04Steven Hao
Co-founder and CTO of Cognition; MIT graduate and IOI gold medalist.
Status: activeReviewed: 2026-11-04Walden Yan
Co-founder and CPO of Cognition; Harvard dropout and competitive programmer.
Status: activeReviewed: 2026-11-04
Founding Team and Devin’s Launch
The three co-founders — competitive-programming champions with ten IOI gold medals between them — launched Devin in March 2024 as 'the first AI software engineer,' an agent that plans, codes, debugs and deploys end to end inside its own IDE, shell and browser. The launch post carried a US$21M Founders Fund-led round and a who's-who of angels (the Collisons, Elad Gil, Sarah Guo), and within weeks a ~US$175M financing at ~US$2B made it one of the fastest unicorns in AI history.
Cognition Products
Applications, APIs and Tools
Windsurf
AI code editor with autocomplete and autonomous agents that plan and edit multi-file codebases; developed by the company formerly known as Codeium; acquired by Cognition in 2025 and renamed Devin Desktop.
Official Website ↗Details and Sources
Status: activeReviewed: 2026-10-18
Models
Cognition SWE-1
Cognition's application-native coding model family (SWE-1, SWE-1-lite, SWE-1-mini) trained across the full software engineering workflow including IDE, terminal and browser states.
Official Website ↗
Details and Sources
Status: activeReviewed: 2026-10-17
Cognition Company Development
AI Coding Revenue Growth
Devin's disclosed run-rate went from US$1M (September 2024) to US$73M (June 2025) — 73x in nine months. The July 2025 Windsurf acquisition added another ~US$82M ARR and an AI-native IDE; by the Series D (May 2026) company-wide run-rate hit US$492M, and by the Series E (September 2026) it neared US$900M. Cognition is reportedly targeting US$4–5B annualized revenue by end-2026, though it still operates at a loss with compute and server leasing estimated near US$800M a year.
Windsurf Acquisition and the Google Agreement
Cognition's July 2025 acquisition of the Windsurf IDE (formerly Codeium) was the deal that folded a rival coding tool's enterprise base into Devin — while, about a week earlier, Google executed a separate ~US$2.4B 'reverse-acquihire' taking Windsurf's CEO and ~40 senior R&D staff to Google DeepMind. Cognition got the product, IP, ~US$82M ARR and ~200 employees; Google got the founding leadership. Two more acqui-hires followed in July 2026 (TierZero, then The Interaction Company's Poke).
Enterprise Adoption
Cognition's named customers span the most demanding organizations: Mercedes-Benz (whose pilot cut a COBOL modernization from eight months to eight days), NASA JPL, Goldman Sachs, Citi, the U.S. Army and Navy, Dell, Palantir, Santander, Itaú. FedRAMP High In-Process status and a DOE Genesis Mission MOU underscore the federal/regulated wedge — the harder-to-replicate layer that distinguishes Devin from consumer coding tools.
Valuation and Infrastructure Economics
The Series E's US$48B against ~US$900M run-rate implies a ~53x multiple — the territory where investors price category dominance, not incremental growth. The round's lead is the subplot: a16z, a major Cursor backer that profited from its SpaceX sale, led a round in Cursor's direct competitor, signaling that AI coding is seen as far from winner-take-all and that autonomous agents have crossed from productivity tool to infrastructure layer.
FAQ
Why did a16z — a major Cursor backer — lead a round in Cursor's direct competitor?
Because AI coding stopped looking winner-take-all: a16z led Cognition's US$2B Series E at US$48B, effectively hedging both leaders. Cognition's wedge is the regulated enterprise — FedRAMP High In-Process, a DOE Genesis Mission MOU, Mercedes-Benz's COBOL modernization cut from eight months to eight days — while Cursor holds the developer-desktop base. Thirty-plus firms joined the syndicate.
How did Cognition and Google split Windsurf between them?
Cleanly, by design: roughly a week before Cognition's July 2025 acquisition, Google ran a ~US$2.4B reverse-acquihire taking Windsurf's CEO and ~40 senior R&D staff into DeepMind. Cognition received the product, IP, ~US$82M ARR and ~200 employees — the body without the head — pricing the integrated asset at a US$10.2B Series C two months later: extraction and acquisition, in parallel.
What does a ~53x run-rate multiple price that growth alone doesn't?
Category-infrastructure status: US$48B against nearly US$900M run-rate sits where investors price platforms, not tools — backed by a compounding curve (US$1M in September 2024, US$73M by June 2025, US$492M by May 2026) and enterprise usage up over 10x since the start of 2026. The open question is margin, not demand: compute and server leasing are estimated near US$800M a year.
Why did Cognition raise twice within six weeks of Devin's launch?
The launch financing and the larger investment reported weeks later are separate events. Sources differ on the stage assigned to the launch financing; the current Registry record uses Seed and preserves that conflict. A change in a database label does not establish another financing.
Why does Cognition keep buying small teams instead of building?
Because surfaces, not just models, win enterprises: Windsurf (July 2025) added an IDE and ~US$82M ARR; July 2026 brought TierZero and The Interaction Company's Poke. The tuck-in cadence mirrors Harvey's four 2026 acquisitions ending in Guardrails AI, and World Labs' SceniX deal. Against a US$4–5B annualized target and ~US$800M yearly compute costs, buying teams is the cheaper path to coverage.
Should Devin usage and Windsurf subscriptions be read as the same revenue stream?
They concern different products and may use different billing and reporting measures. Cognition's narrative connects an autonomous coding agent with an IDE acquisition; it does not provide a segment-level revenue reconciliation. Avoid treating a combined run rate as proof of either product's standalone economics.