# Datasets, /try demos, multi-turn transcripts, and Hermes harness

The datasets platform shipped end-to-end — import, generation, trace ingest, eval gates, and full workspace UI. /try CLI demos, multi-turn transcript exports, Hermes harness support, and PostHog analytics rounded out the release window.

Period: May 25 – Jun 01, 2026
Source: https://www.agentclash.dev/changelog/2026-05-25
Markdown export: https://www.agentclash.dev/md/changelog/2026-05-25

## Changes

- **Added**: Datasets foundation — interop import/export, version snapshots, eval runs, baselines, CI gate verdicts, and JUnit output.
- **Added**: Self-Instruct synthetic dataset generation with async jobs and CLI parity.
- **Added**: Production trace ingest, trace candidates, and promote-to-example workflow.
- **Added**: Full dataset management UI in the workspace — import mapping, eval wait, dataset test flow, and generation history.
- **Added**: /try interactive terminal demos with E2B sandbox, free-trial gateway, and Kimi/Qwen/OpenCode integrations.
- **Added**: OpenAI Responses API as a first-class execution mode.
- **Added**: Multi-turn conversation transcript API with replay rendering, scorecard view, and PDF export.
- **Added**: Vibe eval draft persistence for in-progress eval configuration.
- **Added**: Hermes agent harness support in E2B templates and harness execution workflow.
- **Added**: PostHog usage analytics across backend, CLI, and web.
- **Improved**: SEO and AEO discoverability expanded across public marketing and docs surfaces.
- **Improved**: Landing page bar promoting /try CLI demos.
- **Fixed**: Dataset generation provider validation returns clear 400 errors instead of opaque failures.