Compare
Hookdeck vs Langfuse
Observability for LLM apps, not webhook delivery
HookdeckA reliable event gateway for event-driven applications.png?width=96)
LangfuseOpen Source Observability & Analytics for LLM Apps 🕵️♂️Which to pick
Pick Hookdeck if you want…
- Scalable webhook routing and observability
- Integrations with Slack, Discord or Microsoft Teams (on Hookdeck's list, not Langfuse's)
Pick Langfuse if you want…
- LLM observability & analytics
- The lower starting price: $29/month against $39/month
- Open-source code (langfuse/langfuse on GitHub)
- Integrations with Python, TypeScript or Go (on Langfuse's list, not Hookdeck's)
Side by side
- What it is
- Hookdeck:Hookdeck provides a reliable event gateway to receive, process, and deliver webhooks with routing, filtering, transformation, and rate-limiting.
- Langfuse:Langfuse is an open-source platform for tracing, evaluating and monitoring LLM applications and AI agents.
- Best for
- Hookdeck:Scalable webhook routing and observability
- Langfuse:LLM observability & analytics
- Who it’s for
- Hookdeck:Developers and teams building event-driven applications that rely on webhooks.
- Langfuse:Developers building, debugging and scaling LLM-based apps and agents.
- Pricing
- Hookdeck:Freemium
- Langfuse:Freemium
- Plans
- Hookdeck:Developer $0 /month · Team $39 /month · Growth $499 /month
- Langfuse:Hobby Free · Core $29 per month · Pro $199 per month · Enterprise $2499 per month
- Open source
- Hookdeck:—
- Langfuse:Yes, 35,097 GitHub stars
- Works with
- Hookdeck:Slack, Discord, Microsoft Teams, PagerDuty, Opsgenie, Better Stack, Uptime, incident.io
- Langfuse:Python, TypeScript, Go, Java, .NET, Ruby, PHP, Swift
Hookdeck features
- Receive & Debug Webhooks. Capture inbound webhooks locally or in the cloud with full observability.
- Filter, Transform & Route. Apply custom filters, transformations and routing rules before delivery.
- Queue with Rate Control. Manage delivery spikes with back-pressure handling and rate-limiting.
- Auto-detect Issues & Replay. Detect failing events, get alerts and replay missed deliveries.
- Outpost Delivery Platform. Add managed webhook delivery to your API or SaaS with tenant and subscription management.
- Metrics & Alerts. Monitor latency, throughput and error rates; receive alerts for third-party latency.
- Secure & Compliant. SOC2 compliance and optional HIPAA, SSO, SCIM for higher plans.
- CLI & Console Tools. Command-line interface for local testing and a web console for payload inspection.
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.
Hookdeck vs Langfuse FAQ
Is Hookdeck or Langfuse free?+
Hookdeck has a free plan (Developer); paid plans start at $39/month (Team). Langfuse has a free plan (Hobby); paid plans start at $29/month (Core).
Which is cheaper, Hookdeck or Langfuse?+
Langfuse is cheaper to start with: Langfuse's Core plan ($29/month) against Hookdeck's Team plan ($39/month).
Is Hookdeck or Langfuse open source?+
Langfuse is open source (langfuse/langfuse on GitHub). DevHunt has no public source repository on record for Hookdeck.
Do Hookdeck and Langfuse integrate with the same tools?+
Their integration lists don't overlap: Hookdeck lists Slack, Discord, Microsoft Teams, PagerDuty and 7 more; Langfuse lists Python, TypeScript, Go, Java and 10 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.