●SCIENCE — Claude Science launches in beta, a workbench that unifies research tools and produces auditable artifacts●MODEL — Fast mode for Claude Opus 4.7 retires on July 24; migrate to Opus 4.8 fast mode●CODE — Claude Code v2.1.195 adds a toggle to disable mouse clicks in fullscreen mode●CODE — Hyphenated hook matchers now match exactly instead of substring-matching●AGENT — Claude Science pairs a coordinating agent with specialists and a reviewer that checks citations and math●CLOUD — Claude is generally available in Microsoft Foundry on Azure with Azure-native access●SCIENCE — Claude Science launches in beta, a workbench that unifies research tools and produces auditable artifacts●MODEL — Fast mode for Claude Opus 4.7 retires on July 24; migrate to Opus 4.8 fast mode●CODE — Claude Code v2.1.195 adds a toggle to disable mouse clicks in fullscreen mode●CODE — Hyphenated hook matchers now match exactly instead of substring-matching●AGENT — Claude Science pairs a coordinating agent with specialists and a reviewer that checks citations and math●CLOUD — Claude is generally available in Microsoft Foundry on Azure with Azure-native access

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Data Validation

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Claude API¹ Document Processing¹ Structured Extraction¹ TypeScript¹ Production¹ Cost Optimization¹

⬡ API & SDK/2026-07-01Advanced

When Claude API Document Extraction Is Confidently Wrong — Field Notes on Catching Silent Errors with Invariants

In structured extraction from invoices and contracts, the real danger isn't a crash — it's a value that's silently wrong while the schema validates and confidence reads high. Field notes on invariants, two-pass extraction, and tracking field-level error rates.