An open-source workspace where engineers and subject-matter experts iterate on prompts and agent configurations side by side, with versioning, evaluation runs and observability.
Source: Official GitHub repository. Last checked 2026-09-18. Spot an error? Tell us.
Nearby and similar
An observability and evaluation platform that turns production traces into datasets and prompt improvements, marketed for teams running self-improving agents.
Arize's commercial platform for agent observability and evaluation, adding hosted tracing, online evaluators and issue tracking on top of the open-source Phoenix project.
Arize's open-source observability tool that runs locally or self-hosted, offering OpenTelemetry tracing, a prompt playground with saved prompt versions and built-in evaluators.
An evaluation and observability platform for AI products, with a prompt playground, dataset management, scorers and production tracing in one workspace.
An open-source visual environment for stress-testing prompts. Prompt variants, models and evaluators are wired together as nodes, and results are compared in charts and tables.
ByteDance's open-source agent development platform covering prompt development and versioning, evaluation datasets and production observability in one loop.