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Heesu Jeong

Co-Founder

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Co-Founder of Kinni. Building AI-native tools for creators.

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6 Sandbox Network Alternatives: Creator Management Services Compared (2026)
industry

6 Sandbox Network Alternatives: Creator Management Services Compared (2026)

We compared 6 creator management services you can choose beyond Sandbox Network. From AI agencies to short-form specialists, find the right service fo...

Heesu Jeong
March 24, 2026
The Creator Rate Calculator: How to Price Your Brand Deals
guides

The Creator Rate Calculator: How to Price Your Brand Deals

A data-driven guide to setting your sponsorship rates: with formulas, benchmarks, and negotiation tactics.

Heesu Jeong
March 24, 2026
7 Korean Creator Agencies Compared: Fees, Structure & How They Operate [2026]
industry

7 Korean Creator Agencies Compared: Fees, Structure & How They Operate [2026]

A side-by-side comparison of 7 major Korean creator agencies based on publicly available data. Covers fee transparency, operational focus, platform fi...

Heesu Jeong
March 23, 2026
1,000 Brand Proposal Emails Analyzed: When to Accept, Counter, or Decline
guides

1,000 Brand Proposal Emails Analyzed: When to Accept, Counter, or Decline

We analyzed over 1,000 brand proposal emails sent to 10 creators. This guide turns that data into practical rules for when to decline, ask questions,...

Heesu Jeong
March 22, 2026

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