RubyLLM 2.1 lands with 58x speed and memory gains, matching LangChain's feature set
kieranklaassen · x · 2026-10-09
RubyLLM 2.1 is out, and its author claims it now lacks nothing from LangChain/LangGraph/LangSmith. Highlights:
- Up to 58x faster with 58x less memory
- Built-in MCP support, up to the latest MCP Apps spec
- A new evaluation framework
- OpenTelemetry tracing
- One consistent Ruby API across 19 providers, from hosted to local models, seamlessly integrated into Rails apps
The project was the #1 trending GitHub repo of the day; install with bundle add rubyllm --version 2.1.0.
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