Opik vs Weights & Biases Weave
No leader: the top candidate Weights & Biases Weave has only 0.09 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.
Capabilities
Feature-by-feature on the axes that matter for llm observability. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Opik
A platform that tracks AI agent execution steps and automatically evaluates their performance to identify and resolve issues during development and in production environments.
Weights & Biases Weave
Platform for observability and analysis of production AI agent systems, featuring distributed tracing across multi-agent workflows, built-in evaluation APIs for model and prompt testing, and safety guardrails with pre-built scorers for toxicity, bias, PII detection, and hallucinations.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Opik
Open-source core is free to self-host. Managed cloud version includes free tier; enterprise plans available.
Weights & Biases Weave
Pricing not documented yet.
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Opik
- OpenTelemetry
Weights & Biases Weave
- Slack
- LangChain
- LlamaIndex
- CrowdStrike Falcon AIDR
- OpenPI
- CoreWeave
- NVIDIA
- JAX
- PyTorch
- OpenAI GPT-5.6
- OpenAI GPT-5.5
- Zhipu GLM-5.2
- Alibaba Kimi 2.7
- Anthropic Claude Opus 4.8
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.