CLAUDE LABJP
2.2553.0 — Claude Desktop and Cowork both shipped over the weekend. Connector and extension tools no longer fail when an optional argument is left outCOMPACT — The Messages API gained a compaction parameter. Behind the compact-2026-09-04 beta header, you can now compress a conversation on your own schedule10/07 — The old management-configuration key spellings are accepted until noon PT on October 7, sixteen days away. Move your fleet past 1.15200.0 before switching orgPluginSettings to the array formGH.LINK — Cowork shows the GitHub integration as authenticated, yet there is no way to use it: it never registers as a connectorNEW — You are paying for Pro but no charges appear in the Console. Here is where to lookKB5129195 — September Windows updates that stopped Cowork from reaching files are fixed by Microsoft KB5129195. No Claude Desktop update is needed2.2553.0 — Claude Desktop and Cowork both shipped over the weekend. Connector and extension tools no longer fail when an optional argument is left outCOMPACT — The Messages API gained a compaction parameter. Behind the compact-2026-09-04 beta header, you can now compress a conversation on your own schedule10/07 — The old management-configuration key spellings are accepted until noon PT on October 7, sixteen days away. Move your fleet past 1.15200.0 before switching orgPluginSettings to the array formGH.LINK — Cowork shows the GitHub integration as authenticated, yet there is no way to use it: it never registers as a connectorNEW — You are paying for Pro but no charges appear in the Console. Here is where to lookKB5129195 — September Windows updates that stopped Cowork from reaching files are fixed by Microsoft KB5129195. No Claude Desktop update is needed
ARTICLES

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All (872) Claude AI (141) Claude Code (371) Cowork (63) API & SDK (297)
API & SDK/2026-04-18Advanced

Building a Real-Time AI Processing Pipeline with Claude API and Apache Kafka

Learn how to integrate Claude API into Apache Kafka event streams with production-grade patterns. Implement smart buffering, model routing, and Dead Letter Queues to run large-scale real-time AI analysis at low cost.

API & SDK/2026-04-17Advanced

Building a GitHub PR Review Bot with Claude API — From Webhook Signature Verification to Structured Reviews with Tool Use

Build a production PR review bot with Claude API and GitHub Webhooks. Enforce structured scoring and security scanning via Tool Use, then handle the parts that bite in production — signature checks that pass only locally, 202 responses that hide failures, debouncing, and cost tracking.

API & SDK/2026-04-16Advanced

Claude API with Go: Production— Anthropic Go SDK, Concurrency, Tool Use & Microservice Integration

A practical guide to using Claude API with Go in production. Covers streaming with goroutines, concurrent Tool Use, rate limiting with channels, Gin/Echo integration, graceful shutdown, and Kubernetes deployment with working code examples.

API & SDK/2026-04-16Intermediate

Claude API JSON Output Fails: 5 Root Causes and Fixes

Fix Claude API JSON parsing errors with these 5 common root causes: markdown code block wrapping, truncated output, injected commentary, Unicode escaping, and streaming parse failures. Includes copy-paste ready Python utility code.

API & SDK/2026-04-14Advanced

Claude API × Kotlin Multiplatform — Building Production AI Features for iOS and Android

Integrating Claude API with Kotlin Multiplatform (KMP) to ship production-quality AI assistant features on iOS and Android. Stream termination, mid-stream error events, retry strategies, expect/actual alignment, and testing — written from an indie developer's production experience.

API & SDK/2026-04-13Advanced

Building Enterprise AI Backends with Claude API and NestJS: Production

Integrating Claude API into NestJS with dependency injection, TypeORM persistence, SSE streaming, JWT auth, and Bull queues—including measured evidence of how a naive SSE client parser silently drops characters, and the fix.

API & SDK/2026-04-13Intermediate

Implementing Claude API SSE Streaming in Next.js App Router

Implement Server-Sent Events streaming from the Claude API in Next.js App Router — ReadableStream, a React hook, cross-chunk buffering, and the two silent failures that only show up in production.

API & SDK/2026-04-13Advanced

Building Production Conversational AI with Claude API — Context Management, Long-Term Memory, and Safety Filters

Solve context explosion, memory loss, and safety risks in production chat systems with a three-layer memory architecture and integrated guardrails using Claude API

API & SDK/2026-04-12Advanced

Testing Claude API Applications — Unit, Integration, and E2E Patterns That Hold Up Against Probabilistic Output

Solve the 'AI output changed and broke my tests' problem for good. Learn to combine mocks, semantic assertions, and snapshot testing into a practical test design pattern for Claude API applications.

API & SDK/2026-04-12Advanced

Claude Managed Agents Sandbox Design: Running Autonomous Agents Safely in Production

A deep dive into the sandbox architecture of Claude Managed Agents, with production-ready security patterns and implementation code for running autonomous agents safely.

API & SDK/2026-04-12Advanced

Intelligent Model Routing with Claude API — Auto-Selecting Sonnet 4.6 and Haiku 4.5 for Optimal Cost and Quality

Build an intelligent routing layer that automatically selects between Claude Sonnet 4.6 and Haiku 4.5 based on request complexity. Covers classifier design, circuit breakers, fallback chains, and cost monitoring for production deployments.

API & SDK/2026-04-11Intermediate

Running Claude's Message Batches Overnight — What the 50% Discount Actually Covers

What I learned running Claude API Message Batches for real: what the 50% discount covers, the custom_id character restriction, and designing around the 24-hour window and 29-day retention.