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Langfuse vs Zight
Langfuse offers LLM observability; Zight offers visual communication and AI-generated docs, not LLM analytics.
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LangfuseOpen Source Observability & Analytics for LLM Apps 🕵️♂️
ZightZight: Where Collaboration Flows Effortlessly.Which to pick
Pick Langfuse if you want…
- LLM observability & analytics
- LLM app monitoring
- Integrations with Python, TypeScript or Go (on Langfuse's list, not Zight's)
Pick Zight if you want…
- Screen recordings with instant request links
- Integrations with Zendesk, Intercom or Salesforce Service Cloud (on Zight's list, not Langfuse's)
Side by side
- What it is
- Langfuse:Langfuse is an open-source platform for tracing, evaluating and monitoring LLM applications and AI agents.
- Zight:Zight is a visual communication platform for screen recordings, screenshots, GIFs and video requests with AI-generated docs.
- Best for
- Langfuse:LLM observability & analytics
- Zight:Screen recordings with instant request links
- Who it’s for
- Langfuse:Developers building, debugging and scaling LLM-based apps and agents.
- Zight:Teams and individuals needing visual explanations, support, and documentation.
- Pricing
- Langfuse:Freemium
- Zight:Freemium
- Plans
- Langfuse:Hobby Free · Core $29 per month · Pro $199 per month · Enterprise $2499 per month
- Zight:Share $0 · Create $9.95 per user / month billed annually · Collaborate $12.00 per user / month billed annually
- Open source
- Langfuse:Yes, 35,097 GitHub stars
- Zight:Yes
- Works with
- Langfuse:Python, TypeScript, Go, Java, .NET, Ruby, PHP, Swift
- Zight:Zendesk, Intercom, Salesforce Service Cloud, Slack, Microsoft Teams, Gmail, MCP
Langfuse features
- Hierarchical Traces. Capture every LLM call, tool invocation and retrieval step with filters for user, session, cost and latency.
- Prompt Management. Version, fetch, release and cache prompts separately from code with one-click deployments.
- Evaluation Engine. Run LLM-as-judge, heuristic or human-review evaluations on production data or experiments.
- Experiments & Datasets. Define test cases, run experiments and create golden datasets for continuous improvement.
- Dashboards & Alerts. Monitor cost, latency and quality via custom dashboards and automated alerts.
- Human Annotation. Collaborative human-in-the-loop workflows with annotation queues.
- Extensive Integrations. Supports Python, TypeScript, Go, Java, .NET, Ruby, PHP, Swift and 100+ agent frameworks and model providers.
- Self-hosted & Cloud Options. Available as hosted SaaS or self-hosted under MIT license.
Zight features
- Video Request Links. Send a link that lets anyone record their screen and send back video, logs and console data without an account.
- AI Smart Actions. AI creates titles, captions, transcripts, summaries and step-by-step guides from recordings.
- Screen Capture & Editing. Record up to 4K, trim, split, annotate, blur/redact and create GIFs.
- Integrations & Sharing. Share via links, embed in Zendesk, Intercom, Salesforce, Slack, Teams and more.
- Compliance & Security. SOC 2 Type II, GDPR, HIPAA (Scale plan) with BAA, SSO/SCIM and data redaction.
- Collaboration Tools. Collections, comments, version history and analytics on viewership.
Langfuse vs Zight FAQ
Is Langfuse or Zight free?+
Langfuse has a free plan (Hobby); paid plans start at $29/month (Core). Zight has a free plan (Share); paid plans start at $9.95/month per user (Create).
Which is cheaper, Langfuse or Zight?+
Langfuse starts at $29/month (Core) and Zight starts at $9.95/month per user (Create); the plans are billed differently, so compare what's included.
Is Langfuse or Zight open source?+
Yes, both are open source: Langfuse (langfuse/langfuse on GitHub) and Zight.
Do Langfuse and Zight integrate with the same tools?+
Their integration lists don't overlap: Langfuse lists Python, TypeScript, Go, Java and 10 more; Zight lists Zendesk, Intercom, Salesforce Service Cloud, Slack and 3 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.