Envelop Releases February 2026 Crypto Digest

Polymarket has partnered with KaitoAI to introduce **Attention Markets**, enabling users to trade based on social mindshare and sentiment in DeFi and AI. **Key Features:** - Users can wager on the relative mindshare of different protocols and trends - Social engagement is directly linked to tradable on-chain assets - Markets reflect real-time sentiment and attention metrics This development represents a shift toward **sentiment-based trading**, where community engagement and social signals become quantifiable market indicators. The integration connects off-chain social data with on-chain prediction markets, creating new opportunities for traders to speculate on narrative momentum rather than just price action.

**Indexy now enables AI agents to create and consume indexes**, leveraging the ERC-8004 and x402 protocols. **Key developments:** - Agents can independently build and access index products on the Indexy platform - Integration combines ERC-8004 agent identity with x402's economic framework - Nearly 10,000 agents already registered onchain using ERC-8004 standard **Technical foundation:** The x402 Suite transforms agent identity into actionable economics, enabling scalable and trustless agentic systems. Users can explore and interact with 8004-agents through [8004_scan](https://altlayer.io/x402aas). This marks a practical step toward autonomous agent participation in DeFi indexing and financial product creation.

**Phantom wallet has released a Claude Code skill** developed with dflow that enables developers to generate complete full-stack Solana applications using a single prompt. **Key capabilities include:** - Wallet integration - Token swap functionality - Prediction markets - Complete application scaffolding This release follows a February demonstration where a 2-line prompt combined with OctavFi's API generated comprehensive on-chain portfolio reports, including chain distribution and DeFi positions. Additionally, [mbc20.xyz](http://mbc20.xyz) launched as an indexer and transaction tracker for the MBC20 standard.

**Warren Protocol** has introduced support for deploying complete multi-file websites onchain without external dependencies, using NFT containers as the hosting mechanism. - Websites are stored entirely onchain within NFT structures - No reliance on external servers or IPFS gateways - Multi-file support allows for complex web applications **zOrg** is minting NFT badges to represent membership positions within its onchain DeFi corporation, creating verifiable attestations of organizational roles.