# Sandra Carrillo (San)

> Head of Community at 30X and full-stack builder working at the intersection of AI, Web3, fintech, and community in Latin America. Based in Bogotá, Colombia. Builds product and community as one system.

Sandra Carrillo, who also goes by San, leads community for 30X (an executive AI education company for LATAM) across three verticals: Executives, Devs, and Sales. She has 5+ years in Web3 across growth, community, developer relations, and product, and ships code (Soroban smart contracts on Stellar mainnet, a GenLayer track win at Aleph Hackathon). Previous roles include Community Manager LATAM at Uniswap Labs, Growth at Nethermind (Starknet), and four years at Reserve Protocol.

## Topics
Community building, developer relations, Web3, blockchain, artificial intelligence, fintech, growth marketing, the Latin America tech ecosystem, DeFi, DAO governance, Stellar, and Soroban smart contracts.

## Site
- [Home](https://www.sancarrillo.com/): positioning and overview.
- [Work](https://www.sancarrillo.com/work): roles at 30X, Uniswap Labs, Arbitrum DAO, Nethermind (Starknet), Reserve Protocol.
- [Projects](https://www.sancarrillo.com/projects): Nexus (Stellar agent service registry), Axiom (AI-consensus grant evaluation on GenLayer), a 30X community analytics pipeline, and more.
- [Resources](https://www.sancarrillo.com/resources): articles, published first on Substack.
- [About](https://www.sancarrillo.com/about): background and profile.
- [Contact](https://www.sancarrillo.com/contact): email and newsletter.

## Elsewhere
- Substack: https://sandracarrillo.substack.com
- LinkedIn: https://www.linkedin.com/in/sandra-carrillo
- GitHub: https://github.com/sandragcarrillo
- X: https://x.com/sandraupgrade
- YouTube: https://www.youtube.com/@sandra_carrillo

## Payments for agents (MPP)

Every URL below is served from this domain. Payment is per request over MPP (HTTP 402):
no API key and no signup, the agent gets a 402, pays in stablecoin and receives the resource.

- Pay-per-request API: https://www.sancarrillo.com/openapi.json
- Prices: https://www.sancarrillo.com/pricing.md
- Authentication (= payment): https://www.sancarrillo.com/auth.md
- Agent guide: https://www.sancarrillo.com/agents.md
- MCP with paid tools (Streamable HTTP): https://www.sancarrillo.com/mcp
- Priced resources and their terms: https://www.sancarrillo.com/discovery/resources
- Resource catalog: https://www.sancarrillo.com/.well-known/ard.json