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OpenAI ships Codex rust-v0.158.0

Agent runtimes harden authentication boundaries.

  • TOOLING
Release0.158.028 September 2026

codex

Lightweight coding agent running in the terminal with improved TUI and MCP support.

Adds bearer token security for direct WebSocket connections and native MCP OAuth client secret connections.

Licence
Apache-2.0
Platform
macOS, Linux, Windows
Release1.5.1427 September 2026

langchainjs

Agent engineering platform updating createAgent error handling behavior.

Prevents run termination on failed returnDirect tool calls, routing schema errors back to the model for correction.

Licence
MIT
Platform
Node.js, TypeScript

What this changes

Agent runtimes and developer frameworks are tightening security controls and error recovery paths. Upgrading to these releases ensures robust WebSocket authentication and reliable tool execution retry handling; teams should test it in a reversible pilot before adoption.

The card

OpenAI ships Codex rust-v0.158.0 — the card published on 28 September 2026

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Sources

openai/codex release tag rust-v0.158.0, https://github.com/openai/codex/releases/tag/rust-v0.158.0; langchain-ai/langchainjs release tag langchain@1.5.14, https://github.com/langchain-ai/langchainjs/releases/tag/langchain%401.5.14

Independent technology analysis published by Dockfinity. Every release, version, licence and figure carries the primary source it was read from.

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