Vello AI

Claude Sonnet 5.5 is Anthropic’s mid-tier Claude 5.5 model designed for fast, well-scoped everyday work, coding, and professional document creation. Anthropic says it runs more than 30% faster than Claude Sonnet 5 and typically costs up to 30% less per task while keeping the same base token pricing. The model shows major gains in agentic coding, with a 70.6% score on Terminal-Bench 4.0 and stronger performance on FrontierCode and CursorBench than its predecessor. Sonnet 5.5 also performs strongly on knowledge work, computer use, chart understanding, and long-horizon tasks, in some cases approaching Claude Opus 5.5 at higher effort settings. Anthropic positions it as especially useful for debugging, routine coding, collaboration, and producing polished documents, slides, spreadsheets, and user interfaces. Claude Sonnet 5.5 is available across Anthropic’s platforms as well as AWS, Google Cloud, and Microsoft Azure.

Sparkian is a multi-model AI workspace for teams that don't want to pay for and switch between a separate subscription for every AI tool. Rather than committing to one model and living with its blind spots, you get access to 70+ models from OpenAI, Anthropic, Google, xAI, Perplexity, and other providers in a single interface. You can run the same prompt across several of them side-by-side to compare answers before deciding which to trust. Beyond AI chat, Sparkian covers the rest of the workflow around it: inline AI image generation, a dedicated code canvas with syntax highlighting for writing and reviewing code, and live web research with cited sources built into the conversation. Teams can organize work into shared Projects, each with its own instructions, members, and conversation history, and a built-in Library keeps reusable documents, notes, and generated artifacts searchable across every conversation, so context isn't lost between chats.