Claude Opus 4.7 is Anthropic's most capable publicly available model as of April 16, 2026 — and if you use the API for agentic coding or production tasks, you should upgrade today. The headline improvements are a 13% lift on coding benchmarks, a new xhigh effort level designed specifically for long agentic runs, and high-resolution vision support at up to 3.75 megapixels. Based on our analysis of the release, Opus 4.7 resolves 3x more production tasks than its predecessor in Anthropic's inter...