Business details & delivery evidence
Know who you’re building with.
BuiltbyGSV is a product and AI engineering studio founded by Gurusabarivasan M, based in Karaikal, Puducherry, India.
Business registration
Enterprise name: BUILTBYGSV. Udyam registration: UDYAM-PY-01-0011724, registered 8 October 2026. Certificate classification: Micro enterprise, 2026–27. Major activity: services.
GSTIN: 34EAMPG8995J1ZV. Registration approval communicated by GSTN on 21 October 2026 for Puducherry.
Details reviewed 12 November 2026 against our Udyam certificate and registration emails. Registration identifies the enterprise; it is not a government endorsement of our services. This page does not provide a live tax-compliance status.
Verify Udyam via Print/Verify at https://udyamregistration.gov.in/. Check current GST taxpayer details at https://services.gst.gov.in/services/searchtp. The portals may require a CAPTCHA.
Website quality audits
Lighthouse lab audits of public landing pages, one run per device profile. Scores can vary with the page version, network, device and third-party services. They are not search rankings or real-user Core Web Vitals.
Performance, accessibility, best practices and technical SEO are scored out of 100. An automated accessibility score is not a full accessibility assessment.
- KAMAYUU (BuiltbyGSV Lab), https://kamayuu.builtbygsv.in, mobile, 2026-11-12T00:02:18.797Z: Performance 97/100, accessibility 100/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/kamayuu-card-game-mobile.report.html
- KAMAYUU (BuiltbyGSV Lab), https://kamayuu.builtbygsv.in, desktop, 2026-11-12T00:02:38.024Z: Performance 100/100, accessibility 100/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/kamayuu-card-game-desktop.report.html
- STRIATUM 4.0 (Client Work), https://striatum4.vercel.app, mobile, 2026-11-12T00:02:55.274Z: Performance 82/100, accessibility 94/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/striatum-4-symposium-platform-mobile.report.html
- STRIATUM 4.0 (Client Work), https://striatum4.vercel.app, desktop, 2026-11-12T00:03:11.974Z: Performance 97/100, accessibility 94/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/striatum-4-symposium-platform-desktop.report.html
- TEMPO (BuiltbyGSV Lab), https://tempo-blond-mu.vercel.app, mobile, 2026-11-12T00:05:01.434Z: Performance 100/100, accessibility 95/100, best practices 96/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/tempo-word-game-mobile.report.html
- TEMPO (BuiltbyGSV Lab), https://tempo-blond-mu.vercel.app, desktop, 2026-11-12T00:05:19.473Z: Performance 100/100, accessibility 95/100, best practices 96/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/tempo-word-game-desktop.report.html
- BuiltbyGSV (Studio website), https://www.builtbygsv.in, mobile, 2026-11-12T00:17:51.096Z: Performance 96/100, accessibility 100/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/builtbygsv-mobile.report.html
- BuiltbyGSV (Studio website), https://www.builtbygsv.in, desktop, 2026-11-12T00:18:14.416Z: Performance 96/100, accessibility 96/100, best practices 100/100, SEO 100/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/builtbygsv-desktop.report.html
- S4SkillUp (Product Development), https://s4skillup.com, mobile, 2026-11-12T05:06:41.679Z: Performance 71/100, accessibility 100/100, best practices 100/100, SEO 92/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/s4skillup-mobile.report.html
- S4SkillUp (Product Development), https://s4skillup.com, desktop, 2026-11-12T05:07:53.515Z: Performance 81/100, accessibility 100/100, best practices 100/100, SEO 92/100. Lighthouse 13.6.0. Report: https://www.builtbygsv.in/audits/s4skillup-desktop.report.html
Inspect the work and its scope
- S4SkillUp: Product Development · In Progress. https://www.builtbygsv.in/projects/s4skillup
- KAMAYUU: BuiltbyGSV Lab · Completed. https://www.builtbygsv.in/projects/kamayuu-card-game
- STRIATUM 4.0: Client Work · Completed. https://www.builtbygsv.in/projects/striatum-4-symposium-platform
- Reelcut: BuiltbyGSV Lab · In Progress. https://www.builtbygsv.in/projects/reelcut-ai-video-editor
- Karaikal One: BuiltbyGSV Lab · In Progress. https://www.builtbygsv.in/projects/karaikal-one
- TEMPO: BuiltbyGSV Lab · In Progress. https://www.builtbygsv.in/projects/tempo-word-game
- GSV OS: BuiltbyGSV Lab · In Progress. https://www.builtbygsv.in/projects/gsv-os-studio-operations
- Thaai Clinic: Concept Build · Prototype · Completed. https://www.builtbygsv.in/projects/thaai-clinic-website
Talk directly to the studio
Ask about project scope, ownership, delivery milestones or supporting business documents. Contact admin@builtbygsv.in.