DeepYardDeepYard

Crawl4AI vs Langfuse

Side-by-side comparison with live GitHub signals. Last updated April 1, 2026.

C

Crawl4AI

Open-source web crawler optimized for LLMs and AI agents — 62K+ stars

OSSFree
63.1Ktoday72
L

Langfuse

Open-source LLM engineering platform — traces, evals, prompt management — 23K+ stars

OSSfreemium
24.1Ktoday141
MetricCrawl4AILangfuse
GitHub Stars63.1K24.1K
Contributors72141
Last CommitMar 31, 2026Apr 1, 2026
Open Issues50596
Licenseopen-sourceopen-source
Pricingopen-sourcefreemium
Free TierYesYes
Categorydev-toolsdev-tools
TrendingNoNo

Shared Tags

open-source

Only in Crawl4AI

web-scrapingcrawlerragmarkdownlocalpython

Only in Langfuse

observabilitytracingevaluationprompt-managementanalytics

About Crawl4AI

Crawl4AI is a free, open-source web crawling and scraping tool optimized for LLMs. Handles JavaScript rendering, generates clean markdown, supports structured data extraction with LLMs, and runs 6x faster than alternatives. Features multi-URL crawling, session management, proxy support, and custom hooks. Fully local with no API keys required.

View full listing

About Langfuse

Langfuse is an open-source LLM engineering platform providing observability, analytics, and prompt management. Features distributed tracing for complex agent chains, evaluation scoring, prompt versioning and A/B testing, dataset management, and cost tracking. Integrates with LangChain, LlamaIndex, OpenAI SDK, and any LLM framework via OpenTelemetry.

View full listing