Agent Trace lets Claude Code and Codex read each other's local chat histories over MCP
Shown on HN Nov 3 under Apache-2.0, it turns local Codex and Claude Code sessions into compact or detailed context (prompts, thinking summaries, command output, diffs, subagents) that either agent can query through a local MCP server. The author's clipboard app for pasting threads into web chats isn't packaged yet (Show HN).
