Compared with
Langfuselangfuse.com
Framework-agnostic LLM tracing and evaluation, OpenTelemetry-compatible. in AI · Agents & Infrastructure →
checked 2026-11-09archive
Index/AI · Agents & Infrastructure
Langfuse alternatives
The 3 entries in the directory that are compared directly with Langfuse, and where each one parts ways with it.
Differs in: Where it runs, where the data lives
LangSmithsmith.langchain.com
Shows input, output, latency and token count for every chain step separately. in AI · Agents & Infrastructure →
checked 2026-11-09archive
Differs in: Approach
Heliconehelicone.ai
An LLM observability tool: change the base URL and requests are logged as they pass through. in AI · Agents & Infrastructure →
checked 2026-11-09archive
Differs in: Approach
Promptfoopromptfoo.dev
Runs prompts and models side by side against a test set declared in YAML. in AI · Agents & Infrastructure →
checked 2026-11-09archive