Skip to content
Alpha
  • Models
  • Rankings
  • Ori

Footer

OpenRouterOpenRouter
© 2026 OpenRouter, Inc

Product

  • Chat
  • Rankings
  • Benchmarks
  • Apps
  • Discover
  • Models
  • Ori
  • Collections
  • Providers
  • Tools
  • Pricing
  • Business
  • EU routing
  • Enterprise
  • Labs

Company

  • About
  • Blog
  • Careers
    Hiring
  • Privacy
  • Terms of Service
  • Trust Center
  • Support
  • Works With OR
  • Data
  • Brand

Developer

  • Documentation
  • API Reference
  • Developer Platform
  • Status
  • AI Site Map

Connect

  • Discord
  • GitHub
  • LinkedIn
  • X
  • YouTube
  1. Home
  2. /
  3. Compare

Olmo 3.1 32B Think vs Riverflow V2 Fast Preview

Compare Olmo 3.1 32B Think from Ai2 and Riverflow V2 Fast Preview from Sourceful on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for allenai
Olmo 3.1 32B Think
Favicon for sourceful
Riverflow V2 Fast Preview
Favicon for allenai
Olmo 3.1 32B Think
Favicon for sourceful
Riverflow V2 Fast Preview

Overview

Olmo 3.1 32B Think
Author
Ai2
Riverflow V2 Fast Preview
Author
Sourceful
Olmo 3.1 32B Think
Context length
66Ktokens
Riverflow V2 Fast Preview
Context length
—
Olmo 3.1 32B Think
Reasoning
Riverflow V2 Fast Preview
Reasoning
Olmo 3.1 32B Think
Input modalities
Riverflow V2 Fast Preview
Input modalities
Olmo 3.1 32B Think
Output modalities
Riverflow V2 Fast Preview
Output modalities

Olmo 3.1 32B Think vs Riverflow V2 Fast Preview: side-by-side summary

Olmo 3.1 32B Think 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.

Olmo 3.1 32B Think, from Ai2, has a 65,536-token context window and is priced by the provider serving it on OpenRouter.

Riverflow V2 Fast Preview, from Sourceful, is priced by the provider serving it on OpenRouter.

Context window
  • Olmo 3.1 32B Think: 65,536 tokens
  • Riverflow V2 Fast Preview: Not applicable
Price
  • Olmo 3.1 32B Think: Pricing varies by provider
  • Riverflow V2 Fast Preview: Pricing varies by provider
Provided by
  • Olmo 3.1 32B Think: Ai2
  • Riverflow V2 Fast Preview: Sourceful
  • Olmo 3.1 32B Think model details, providers and pricing
  • Riverflow V2 Fast Preview model details, providers and pricing

Olmo 3.1 32B Think vs Riverflow V2 Fast Preview at a glance

Olmo 3.1 32B Think vs Riverflow V2 Fast Preview comparison
AttributeOlmo 3.1 32B ThinkRiverflow V2 Fast Preview
Input pricePricing varies by providerPricing varies by provider
Output pricePricing varies by providerPricing varies by provider
Context window65,536 tokensNot applicable
Intelligence Index7.1Not available
Coding IndexNot availableNot available
Agentic IndexNot availableNot available
Latency (p50)Not availableNot available
Throughput (p50)Not availableNot available

Benchmark data updated Oct 5, 2026