TRL and OpenEnv Enable Agent Training in Custom Harnesses

TRL has introduced native support for training agents directly on custom harnesses via OpenEnv. This update allows developers to train agents within their chosen environments, including OpenCode, pi, Codex, and Claude Code.

2026-07-24 ~ 2026-07-24 · 3 related posts

• TRL adds OpenEnv support for training coding agents on real harnesses — LysandreJik · 2026-07-24
• TRL plus OpenEnv can now train agents inside custom harnesses like OpenCode and Claude Code — ben_burtenshaw · 2026-07-24

1 near-duplicate retellings: ben_burtenshaw