LettavsFirecrawl

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

Letta

AI Agent Frameworks

Build stateful AI agents with long-term memory

Firecrawl

Data & ETL

Turn websites into LLM-ready markdown or structured data

FeatureLettaFirecrawl
CategoryAI Agent FrameworksData & ETL
PricingFree (open-source) + CloudFree (open-source) + Cloud
GitHub Stars
13k
More stars
20k
PlatformsLinux, macOS, DockerLinux, macOS, Docker, Web
Key Features
  • Long-term memory
  • Stateful agents
  • Tool use
  • Multi-model
  • Self-editing memory
  • Web scraping
  • Markdown conversion
  • Crawling
  • JavaScript rendering
  • API
Pros
  • + Solves long-term memory problem
  • + Self-editing memory
  • + Stateful agents
  • + Multi-model support
  • + Active research backing
  • + LLM-optimized output
  • + Handles JavaScript sites
  • + Clean markdown conversion
  • + API + self-hosted options
  • + Fast crawling
Cons
  • Complex memory management
  • Performance overhead
  • Rebranding confusion
  • Still experimental
  • Cloud pricing per page
  • Self-hosted needs resources
  • Some sites block crawlers
  • Rate limiting on free tier
Tags
memorystatefulagentsopen-source
scrapingwebmarkdownopen-source

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