> For the complete documentation index, see [llms.txt](https://docs.gpt360.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.gpt360.io/sigma3-launchpad/verified-service-provider-network.md).

# Verified Service Provider Network

Sigma3 integrates a closed ecosystem of vetted service providers:

**Categories:**

* Exchanges (Tier-1/2)
* Market Makers
* Marketing & PR Agencies
* Infrastructure & Audit Partners

**Onboarding Requirements:**

* Due diligence, licensing, and case validation
* Milestone-based payment terms
* Immutable whitelisted wallets

**Performance Monitoring:**\
GPT360 tracks KPIs (delivery, liquidity, marketing success). Underperformers are blacklisted.

This model ensures all execution partners share responsibility for verified project outcomes.