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LFM2.5-1.2B-Thinking vs Riverflow V2 Fast Preview: side-by-side summary

LFM2.5-1.2B-Thinking and Riverflow V2 Fast Preview are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

LFM2.5-1.2B-Thinking, from Liquid, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.

Riverflow V2 Fast Preview, from Sourceful, has a 8,192-token context window and is priced by the provider serving it on OpenRouter.

Context window
  • LFM2.5-1.2B-Thinking: 32,768 tokens
  • Riverflow V2 Fast Preview: 8,192 tokens
Price
  • LFM2.5-1.2B-Thinking: Pricing varies by provider
  • Riverflow V2 Fast Preview: Pricing varies by provider
Provided by
  • LFM2.5-1.2B-Thinking: Liquid
  • Riverflow V2 Fast Preview: Sourceful
  • LFM2.5-1.2B-Thinking model details, providers and pricing
  • Riverflow V2 Fast Preview model details, providers and pricing