# API

- [Claude Opus 4.7 Is Your New API Default on April 23. Here's What Changes.](https://sdd.sh/2026/04/claude-opus-4.7-is-your-new-api-default-on-april-23.-heres-what-changes..md): On April 23, the 'opus' API alias switches to Opus 4.7. Same price, one-third the tool errors, best SWE-bench Pro score on the market. If your pipeline uses the bare alias, you're upgrading automatically. Here's what that actually means.
- [Claude Code Routines: The AI Cron Job That Actually Understands Your Codebase](https://sdd.sh/2026/04/claude-code-routines-the-ai-cron-job-that-actually-understands-your-codebase.md): Claude Code's new Routines feature — launched April 14 as a research preview — turns your AI agent into a cloud-native automation engine. Schedule it, trigger it via API, or fire it on GitHub events. Here is what routines are, how each trigger type works, and why this is a bigger architectural shift than it looks.
- [Claude Code Analytics API: The Missing Bridge Between AI Coding and Enterprise ROI](https://sdd.sh/2026/04/claude-code-analytics-api-the-missing-bridge-between-ai-coding-and-enterprise-roi.md): Anthropic's Claude Code Analytics API gives enterprise organizations programmatic access to daily aggregated usage metrics — commits, PRs, lines of code, session counts, token costs, and more — per developer, per day. Here is what it tracks, how to set it up, and why it matters for every team that needs to justify its AI coding investment to leadership.
- [Claude Managed Agents: Anthropic Just Built the Agent Loop You Were Going to Write Anyway](https://sdd.sh/2026/04/claude-managed-agents-anthropic-just-built-the-agent-loop-you-were-going-to-write-anyway.md): Anthropic launched Claude Managed Agents on April 8 — a managed API that handles the agent loop, sandboxing, checkpointing, and tool orchestration you'd otherwise build yourself. Here's what it actually offers, how the pricing model works, and why it matters for teams shipping production agents.
- [Claude's 1M Context Window Is Now Standard: What Actually Changes for Agentic Coding](https://sdd.sh/2026/04/claudes-1m-context-window-is-now-standard-what-actually-changes-for-agentic-coding.md): On March 13, Anthropic made the 1M token context window standard on Sonnet 4.6 and Opus 4.6 — no beta header, no pricing premium above 200K. Here is what that actually changes for coding agents, how it compares to the competition, and what it still cannot solve.