The public status page shows repeated VS Code Extension downtime beginning June 1, 2026 and several days of outages through July 13, 2026; the page reported all services online again on Jul 14, 2026.
SourceAI coding copilot engineered for performance
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Double is a YC W23 startup building a performance-focused AI coding copilot for VS Code. Public materials emphasize craftsmanship, fast shipping of new models, and reducing GitHub Copilot pain points; the company previously explored a web-research/data-enrichment product before pivoting to coding.
Primary product
AI coding copilot for VS Code (chat, autocomplete, inline edits, and CodeSnap)
Founded
2022
Headquarters
Redwood City, California, United States
Team size
1-10 employees
Industry
Software Development
Sub-industry
AI coding assistant / developer tools
Offices
3 jobs at Double – Coding Copilot
Business model
Stage
pre-seed
Total raised
$500K
Latest round
Pre-Seed · Apr 2023
Latest amount
$500K
Apr 2023 · Y Combinator
Public-facing materials emphasize craftsmanship, attention to detail, performance, rapid iteration, and shipping the newest model support quickly.
Pricing
Subscription-based SaaS with public paid plans, annual discounts, and enterprise sales; historical posts mention an earlier $20/month self-serve tier and later B2B pricing starting at $500/month.
Differentiators
Technology
Customers
Competitors
Estimated revenue
≈$85.6k/year (third-party estimate)
Estimated monthly visits
8.7K
Traffic estimate as of Jul 2026
The public status page shows repeated VS Code Extension downtime beginning June 1, 2026 and several days of outages through July 13, 2026; the page reported all services online again on Jul 14, 2026.
SourceFondo · Feb 2026
Third-party writeup on Double's earlier internet-capable automation product and the founders behind it, with background on their engineering and startup history.
Double · Feb 2025
Public release notes showing continued model support and product iteration, including Claude 3.7 Sonnet, DeepSeek R1/V3, and product improvements like CodeSnap and Inline Edits.
Double Blog · Aug 2024
A technical blog post describing how Double thinks about context-window management as a key factor in producing high-quality code.
Double Blog · Apr 2024
Explains the pivot from the earlier usedouble.com research/enrichment product into the current AI coding copilot, and describes the pricing shift toward higher-value B2B plans.