Stay free if you only need basic features. Upgrade if you need advanced features. Most solo builders can start free.
Choose Rig when you need performance, type safety, and low memory footprint — API servers handling thousands of concurrent requests, embedded systems, or when reliability is paramount. Choose LangChain for rapid prototyping and ecosystem breadth.
Yes, through the OpenAI-compatible API. Point Rig's OpenAI provider at Ollama's endpoint for local model development.
Rig is used in production by several companies. The API is stabilizing but still evolving. Check the latest version for breaking changes.
Rig focuses on single-agent pipelines with tool use. Multi-agent orchestration can be built on top using Rig's composable pipeline system and Tokio's async primitives.
Start with the free plan — upgrade when you need more.
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Last verified March 2026