Originally published on AI Tech Connect.
What you need to know It is a fast follow. Anthropic launched Opus 4.8 on 28 May 2026, only 41 days after Opus 4.7 — the cadence is now measured in weeks, not quarters. The headline feature is Dynamic Workflows. Claude Code can now run hundreds of parallel subagents on a single very large job, which reshapes how you architect long agentic tasks. The benchmarks moved meaningfully. SWE-bench Verified hit 88.6% and the USAMO 2026 maths score jumped from 69.3% to 96.7% (per Anthropic's release and Artificial Analysis). Standard pricing is unchanged at $5/$25 per 1M tokens, and there is a new Fast mode that is three times cheaper than 4.7's Fast mode. It is more honest. Per Anthropic, Opus 4.8 is roughly 4x less likely than 4.7 to let a coding flaw slip through unflagged. Pro tip If you…
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