Chainstack's APIs and software are used by thousands of businesses, large and small, to build, scale, and maintain blockchain applications. To ensure your security and control, Chainstack's APIs offer secure node connections and key security best practices. Invite other members to join your network and deploy their infrastructure using simple network management tools. You can build and deploy the blockchain protocol that suits your needs. The protocol will never be updated or modified again. Chainstack's managed services for blockchain make it easy to launch, join, and scale decentralized networks. You can now safely experiment with enterprise-grade tools and services and then run production. Continuously monitor and provision your resources.
Learn more

Engineering teams shipping with AI have a new bottleneck: validation. Code output has accelerated. Quality hasn't. Checksum closes the gap.
Checksum is a continuous quality platform with a suite of AI agents that handle testing end-to-end, at every stage of the development lifecycle. Where most tools wait for a human to trigger them, Checksum runs autonomously in the background, generating tests, executing them, and repairing failures without manual intervention. Seventy percent of test failures are resolved automatically through real-time auto-recovery.
The platform covers every layer: end-to-end UI flows via Playwright, API endpoint chains, and targeted CI tests scoped to exactly what changed in a PR. All tests land as real code in your repository and are delivered as standard Playwright, owned by your team.
Checksum is fine-tuned on 1.5+ million test runs and integrates natively with Cursor, Claude Code, and 100+ AI coding agents. Type /checksum and your coding agent's output gets tested before it ever reaches review. Generation and healing happen on Checksum's cloud infrastructure which means no LLM tokens consumed, no local resources required.
The result: test suites that stay green as the product evolves, fewer regressions reaching production, and release confidence that scales alongside AI output.
Learn more
APWine
Consider the potential changes in yield produced by various DeFi platforms as you manage your passive income by utilizing futures contracts to mitigate risk. To enhance your financial strategy, tokenize the yield from your interest-bearing assets, allowing for greater flexibility in trading. APWine facilitates this by separating your interest-bearing tokens into principal tokens and Future Yield tokens, enabling you to engage in buying and selling these Future Yield Tokens to speculate on the anticipated annual percentage yield (APY) of different DeFi protocols. When the maturity date arrives, you can claim your earnings by burning the Future Yield Tokens you hold. The APWine protocol effectively secures funds to accumulate interest, which is then transformed into futures, allowing DeFi participants to trade on unrealized yield. If you're hesitant about yield farming due to the volatility of APYs, selling your future interests at a predetermined price can help you reduce the risks associated with these fluctuations. After depositing your DAI on Compound, you have the option to lock your cDAI in APWine for a week, granting you the ability to trade in advance the yield expected from that week’s investment, thereby providing a sense of security in your investment strategy. As the DeFi landscape continues to evolve, new opportunities for yield management and risk mitigation will likely emerge.
Learn more
Port Finance
Port Finance operates as a non-custodial money market protocol within the Solana ecosystem, aiming to introduce a comprehensive range of interest rate products, such as variable and fixed rate lending as well as interest rate swaps. Its variable rate offerings are determined by the dynamics of supply and demand, allowing for features like cross collateral lending and flash loans. By simplifying user interfaces, reducing collateral demands, and offering adjustable liquidation thresholds that respond to market volatility and liquidity, Port Finance aspires to become the primary liquidity hub for the Solana decentralized finance landscape. Additionally, the native token of Port will empower users to engage in governance and receive a share of the fees generated from all the protocol’s offerings, fostering a sense of community and shared benefits among participants. Ultimately, this initiative aims to enhance the overall accessibility and efficiency of financial services on the Solana blockchain.
Learn more