Prompt Caching In Agents

kept by eddie jul 27

Prompt caching is crucial for coding agents’ cost and latency, but fragile; Pi maintains stable inputs and exposes cache metrics to help users manage performance.

MCP is dead. Long live the CLI
The Model Context Protocol (MCP) offers no real benefit over command-line interfaces (CLIs), which are more composable, debuggable, and reliable for LLM tool use.
also on pi, #ai-integration, Claude Code, Anthropic, #ai-coding, #software-engineering, #developer-tools
What I learned building an opinionated and minimal coding agent
The author of Pi shares design principles for a minimal coding agent: no background tasks, always YOLO mode, and full context control without vendor lock-in.
also on pi, Claude Code, Anthropic, #ai-coding, #software-engineering, #developer-tools
A Fireside Chat with Cat and Thariq from the Claude Code team
Claude Tag now handles 65% of the Claude Code team's product engineering PRs, and the team reduced Claude Code's system prompt by 80% thanks to newer models.
also on Fable, Claude Code, Anthropic, #ai-coding, #productivity, #developer-tools
Fable & The End of the Free Lunch
The author argues that after Fable's high-cost release, developers must allocate work between expensive models and cheaper alternatives like GLM, ending the era of free performance gains.
also on Fable, #ai-integration, Anthropic, #ai-coding, #developer-tools