
One Tool Beats Ten Endpoints
Agent tool design: why intent-shaped tools beat REST endpoint mirrors, cutting context and tool menu tax while returning reviewable receipts.
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Deep dives into AI agents, coding tools, and building with LLMs.
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Agent tool design: why intent-shaped tools beat REST endpoint mirrors, cutting context and tool menu tax while returning reviewable receipts.

Open Design turns coding agent CLIs like Claude Code and Codex into a design engine. The real lesson is artifact-first agent wrappers, not design automation.

OpenAI is moving Codex from a coding assistant into an enterprise agent platform. Here is what changed with Codex, Managed Agents, AWS, and the Responses API.

A trending refusal-direction paper is a reminder that model safety cannot be treated as a thin refusal layer. Builders need layered controls around the model.

Skills turn a general coding agent into a trained teammate by packaging runbooks, scripts, examples, and domain-specific judgment into reusable instructions.

Agent skills turn team process into small, reusable operating procedures that load when relevant. Why skills beat one giant prompt for coding agents.

VS Code 1.118 adds Copilot as a Git co-author by default for chat and agent commits. Why the trailer is really about consent, audit signals and team policy.

Warp open sourced its terminal client. The bigger story is agent operations - planning, execution, review, and feedback loops that live next to the shell.

An honest overnight Claude Code agent report: 12 new repos, 60 PRs, and three goofs, plus lessons on decomposition, verification, and pre-flight checks.

Agent architecture for multi-step Claude workflows: loop patterns, state management, error recovery, and the production gotchas that break agents at scale.

Sandbox agents, file-based memory and Codex-style filesystem tools in the OpenAI Agents SDK: what the docs actually ship, with code adapted from OpenAI's own examples.

Apps SDK (now ChatGPT plugins) is MCP plus an optional web component rendered in ChatGPT. How the server, the UI resource, auth and publishing actually work, with code adapted from OpenAI's quickstart.
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