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Anthropic Engineering Engineering Blog

15 articles on EngBrief

Anthropic Engineering shares how the team behind Claude builds safe, reliable AI systems. Posts cover agent architectures, model evaluation, prompt engineering, tool use patterns, and the infrastructure challenges of deploying large language models at scale.

AI AgentsModel EvaluationPrompt EngineeringLLM Infrastructure
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Latest Articles

Anthropic Engineering1 min readNov 24, 2025

Introducing advanced tool use on the Claude Developer Platform

Introducing advanced tool use on the Claude Developer Platform

AI
Anthropic Engineering1 min readNov 4, 2025

Code execution with MCP: Building more efficient agents

Code execution with MCP: Building more efficient agents

AI
Anthropic Engineering1 min readOct 20, 2025

Beyond permission prompts: making Claude Code more secure and autonomous

Beyond permission prompts: making Claude Code more secure and autonomous

AI
Anthropic Engineering1 min readOct 16, 2025

Equipping agents for the real world with Agent Skills

Equipping agents for the real world with Agent Skills

AI
Anthropic Engineering1 min readSep 29, 2025

Effective context engineering for AI agents

Effective context engineering for AI agents

AI
Anthropic Engineering1 min readSep 29, 2025

Building agents with the Claude Agent SDK

Building agents with the Claude Agent SDK

AI
Anthropic Engineering1 min readSep 17, 2025

A postmortem of three recent issues

A postmortem of three recent issues

AI
Anthropic Engineering1 min readSep 11, 2025

Writing effective tools for agents — with agents

Writing effective tools for agents — with agents

AI
Anthropic Engineering1 min readJun 26, 2025

Desktop Extensions: One-click MCP server installation for Claude Desktop

Desktop Extensions: One-click MCP server installation for Claude Desktop

BackendAI
Anthropic Engineering1 min readJun 13, 2025

How we built our multi-agent research system

How we built our multi-agent research system

AI
Anthropic Engineering1 min readApr 18, 2025

Claude Code: Best practices for agentic coding

Claude Code: Best practices for agentic coding

AI
Anthropic Engineering1 min readMar 20, 2025

The "think" tool: Enabling Claude to stop and think in complex tool use situations

The "think" tool: Enabling Claude to stop and think in complex tool use situations

AI
Anthropic Engineering1 min readJan 6, 2025

Raising the bar on SWE-bench Verified with Claude 3.5 Sonnet

Raising the bar on SWE-bench Verified with Claude 3.5 Sonnet

AI
Anthropic Engineering1 min readDec 19, 2024

Building effective agents

Building effective agents

AI
Anthropic Engineering1 min readSep 19, 2024

Introducing Contextual Retrieval

Introducing Contextual Retrieval

AI