Here’s a \~120‑word summary of **@Caldera Official ** and **#Caldera **, capturing the most recent details:

Caldera (formerly Constellation) is a high‑performance platform that enables developers to launch customizable Ethereum-based rollup chains in minutes. It supports modular rollups with tailored settlements, data‑availability layers, and execution stacks, simplifying blockchain infrastructure for DeFi, gaming, and app-specific use cases ([blog.caldera.xyz][1]). As of mid‑June 2025, Caldera powers over 31 live mainnets and 21 testnets, serving 27 million+ unique addresses with \$377 million in TVL and over 753 million cumulative transactions ([messari.io][2]). The team raised a \$15 M Series A round in mid‑2024—bringing their total funding to \~\$25 M—with support from top firms like Founders Fund, Dragonfly, Sequoia, ArkStream, Lattice, and 1kx ([vcpedia.com][3]). Notable collaborations include integrations with LayerZero for cross‑chain messaging and Modular Cloud for dedicated block explorers on Caldera networks ([blog.caldera.xyz][4]).

[1]: https://blog.caldera.xyz/constellation-is-now-caldera/?utm_source=chatgpt.com "Constellation is now Caldera"

[2]: https://messari.io/report/understanding-caldera-a-comprehensive-overview?utm_source=chatgpt.com "Understanding Caldera: A Comprehensive Overview | Messari"

[3]: https://vcpedia.com/startups/513?utm_source=chatgpt.com "Calderaxyz - Startup Details"

[4]: https://blog.caldera.xyz/caldera-integrates-with-layerzero-to-offer-omnichain-support-to-approllups/?utm_source=chatgpt.com "Caldera integrates with LayerZero to bring omnichain support to AppRollups"