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Weights & Biases

Experiment runs, traces, evaluations and reports.

Install You paste a key from Weights & Biases, kept encrypted on our servers.

What GBrain can do with Weights & Biases

Weights & Biases tracks machine learning experiments, and its Weave product traces AI applications. Connected to a workspace, GBrain can answer “which run had the best validation loss?”, dig into a failing trace, or write up results as a report.

Install takes a W&B API key.

  • Analyze experiment runs
  • Read Weave traces
  • Compare evaluations
  • Write reports

From the command line

GBrain gives Weights & Biases a command line too. From a terminal, a script or Claude Code, gbrainio tool help weights-and-biases lists its commands once it is connected.

Weights & Biases from the command line

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Install Weights & Biases in a workspace

You paste a key from Weights & Biases, kept encrypted on our servers. Then add it to a workspace, and anyone on the team can ask about it in plain words.

Install Weights & Biases Every connector