Overview
Weights & Biases Weave — LLM evaluation and tracing for production
Weave by Weights & Biases is a framework for tracing, evaluating and improving LLM applications. Log every prompt, response and intermediate step; run systematic evaluations with custom scorers; compare model versions with A/B testing.
LLM call tracing and logging
Evaluation framework with custom scorers
Dataset versioning for evals
Model comparison dashboards
Features & capabilities
Everything it does, in plain English.
The honest take
Where it shines, where it stumbles.
✓ Pros
- ✓Deep integration with W&B ecosystem
- ✓Free tier for small projects
- ✓Comprehensive tracing
! Watch-outs
- !Can be complex to set up full eval pipelines
- !Requires W&B account
Who it's for
Where Weights & Biases Weave pays for itself fast.
AI product quality assurance
Debugging LLM applications
Model upgrade evaluation
Community reviews
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