Good Start Labs

Good Start teaches AI models to play games in order to generate high-quality reinforcement learning data for frontier labs.

Latest funding

$3.6M Seed · October 15, 2025

Led by General Catalyst · Source: every.to

Funding history ↓

Website: goodstartlabs.com.

X: @goodstartlabs · 427 followers.

GitHub: GoodStartLabs.

LinkedIn: good-start-labs.

Categories: Foundation models and research Education Gaming.

Stage: Seed.

Based in: New York, United States.

Last round: Oct 15, 2025 · 396 days ago.

On Recent Funding since: Sep 29, 2026.

Signals

X account@goodstartlabs · created Aug 2, 2024 (2 years old) · 427 followers

Website registeredJun 10, 2025 (17 months old)

About Good Start Labs

The company builds custom game environments and partners with popular existing games, allowing millions of players to naturally evaluate and train AI models just by playing.

TIMELINE · MONEY RAISED

Good Start Labs | 439 days from X account to first raise on record

@goodstartlabs·Raised $3.6M in 1 sourced round·2 signals before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

Date	Round	Amount	Lead	Source
Oct 15, 2025	Seed	$3.6M	GGeneral Catalyst	every.to

Timeline

June 10, 2025
Website created
August 2, 2024
X account created

Investors

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General Catalyst portfolio →

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/good-start-labs (get a free API key).