Pi Coin (PI) is not yet listed on Binance or other major exchanges due to a combination of factors related to its developmental stage, regulatory compliance, technical readiness, and strategic decisions. Here's a structured breakdown of the key reasons:

1. **Enclosed Mainnet Phase**:

- Pi Network remains in its **Enclosed Mainnet** stage, where the blockchain is not fully decentralized or open to external transactions. Users cannot transfer Pi freely outside the ecosystem, limiting its liquidity and tradability. Exchanges like Binance typically require a functional, open blockchain with proven liquidity before listing.

2. **Regulatory Compliance**:

- Binance adheres to strict regulatory standards (e.g., KYC/AML). Pi Network’s **KYC process** for migrating coins to the Mainnet is still ongoing, and unresolved regulatory concerns (e.g., whether Pi could be classified as a security) may deter exchanges until clarity is achieved.

3. **Technical Maturity**:

- Exchanges evaluate a project’s technical robustness, including security, scalability, and infrastructure. Pi’s network must demonstrate stability and reliability post-Open Mainnet launch to meet Binance’s listing criteria.

4. **Liquidity and Market Demand**:

- Pi lacks an established market price or trading history since it is not yet tradable. Binance requires evidence of liquidity and organic demand, which Pi can only generate after transitioning to an open, tradable ecosystem.

5. **Application Process**:

- Listing on Binance involves a formal application, due diligence, and fees. The Pi Core Team may prioritize network development over exchange listings until the Open Mainnet is operational.

6. **Fraud Prevention**:

- Binance avoids projects perceived as high-risk or lacking transparency. Pi’s mobile mining model, while innovative, has drawn skepticism due to its unorthodox approach and delayed Open Mainnet launch. Exchanges may await proof of legitimacy.

7. **Open Mainnet Timeline**:

- The repeated delays in Pi’s transition to an **Open Mainnet** suggest the project is still in development. Binance and other exchanges are unlikely to list Pi until the network is fully live and decentralized.

**Conclusion**:

Pi Coin’s listing on Binance hinges on the resolution of its developmental, regulatory, and technical challenges. Once the Open Mainnet launches and the project demonstrates compliance, security, and market viability, exchanges like Binance may consider listing it. Until then, users are advised to exercise caution and monitor official updates from the Pi Core Team.