W&B Weave alternatives

At a glance

We list 9 other LLM observability tools as alternatives to W&B Weave: Braintrust, Confident AI, Helicone, Langfuse, LangSmith, Opik, Portkey, PromptLayer and Traceloop.
Braintrust, Confident AI, Langfuse, LangSmith, Opik, Portkey, PromptLayer and Traceloop have a free plan.
Braintrust and PromptLayer work with Claude Code, as W&B Weave does.

From each tool's own website and from published reviews. Each tool's page says when its facts were checked.

9 alternatives

Listed alphabetically. A tool is ranked by its reviews once it has 3.

Braintrust
The AI observability platform for tracing production, running evals, and catching regressions.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI, Anthropic or LangChain; SOC 2 or GDPR.
Free plan
Yes
Paid plans from
Pro, $249 per month (as of November 14, 2026)
Integrations shared with W&B Weave
Claude Code
Main features
Evals, Loop agent, Pattern discovery
Security and compliance
SOC 2, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
Confident AI
The AI quality platform for enterprise teams to standardize AI evals and observability across the org.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI Agents, LangChain or LlamaIndex; SOC 2 or GDPR.
Free plan
Yes
Paid plans from
Starter, $200 per organization per month (as of November 14, 2026)
Integrations shared with W&B Weave
None in common
Main features
LLM evaluation, LLM observability, Voice AI evaluation
Security and compliance
SOC 2, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
Helicone
Routing and monitoring for reliable AI apps.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI, Anthropic or Azure.
Paid plans from
Pro, $79 per month (as of November 14, 2026)
Free trial
7 days
Integrations shared with W&B Weave
None in common
Main features
Request monitoring, Sessions, Prompt management
Security and compliance
HIPAA, SSO
Compare with W&B Weave
Be the first to review
Langfuse
Trace, evaluate, and improve AI agents with one open platform.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI, LangChain or LiteLLM; SOC 2, ISO 27001 or GDPR.
Free plan
Yes
Paid plans from
Core, $29 per month (as of November 14, 2026)
Integrations shared with W&B Weave
None in common
Main features
Evaluation, Prompt management, AI gateway
Security and compliance
SOC 2, ISO 27001, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
LangSmith
Complete AI agent and LLM observability platform with tracing and real-time monitoring.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI SDK, Anthropic SDK or Vercel AI SDK.
Free plan
Yes
Paid plans from
Plus, $39 per seat per month, then pay as you go (as of November 14, 2026)
Integrations shared with W&B Weave
None in common
Main features
Agent tracing, Production monitoring, SmithDB trace search
Security and compliance
SSO
Compare with W&B Weave
Be the first to review
Opik
An end-to-end AI observability platform to test, ship, and improve agentic systems.
No reviews yet
Choose it over W&B Weave for: integration with LangChain, OpenAI or CrewAI; SOC 2, ISO 27001 or GDPR.
Free plan
Yes
Paid plans from
Pro Cloud, $19 per month (as of November 14, 2026)
Free trial
Yes
Integrations shared with W&B Weave
None in common
Main features
LLM-as-a-judge evaluation, Production monitoring, Test suites
Security and compliance
SOC 2, ISO 27001, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
Portkey
AI gateway and observability for AI teams.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI, Anthropic or MongoDB; SOC 2, ISO 27001 or GDPR.
Free plan
Yes
Paid plans from
Production, $49 per month (as of November 14, 2026)
Integrations shared with W&B Weave
None in common
Main features
Observability, Prompt management, MCP gateway
Security and compliance
SOC 2, ISO 27001, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
PromptLayer
The prompt CMS, eval harness, and observability stack for AI engineering teams.
No reviews yet
Choose it over W&B Weave for: SOC 2 or GDPR.
Free plan
Yes
Paid plans from
Pro, $49 per month (as of November 14, 2026)
Integrations shared with W&B Weave
Claude Code
Main features
Prompt management, Agent observability, Evaluations
Security and compliance
SOC 2, GDPR, HIPAA, SSO
Compare with W&B Weave
Be the first to review
Traceloop
Traceloop turns evals and monitors into a continuous feedback loop so every release gets better.
No reviews yet
Choose it over W&B Weave for: integration with OpenAI, Anthropic or LangChain; SOC 2.
Free plan
Yes
Plans
Free: $0 (as of November 14, 2026)
Free trial
14 days
Integrations shared with W&B Weave
None in common
Main features
Built-in quality checks, Evaluations in pipeline, Monitoring dashboard
Security and compliance
SOC 2, HIPAA
Compare with W&B Weave
Be the first to review

People who moved on from W&B Weave

From reviews of other tools that say they used W&B Weave before.

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At a glance

We list 9 other LLM observability tools as alternatives to W&B Weave: Braintrust, Confident AI, Helicone, Langfuse, LangSmith, Opik, Portkey, PromptLayer and Traceloop.

Braintrust, Confident AI, Langfuse, LangSmith, Opik, Portkey, PromptLayer and Traceloop have a free plan.

Braintrust and PromptLayer work with Claude Code, as W&B Weave does.

From each tool's own website and from published reviews. Each tool's page says when its facts were checked.