AI21: Jamba Large 1.7 vs Google: Gemini 3.1 Pro Preview

Side-by-side comparison — pricing, context window, capabilities, and live leaderboard data.

Key differences

  • Google: Gemini 3.1 Pro Preview has a 1049K-token context window — 4.1× larger than AI21: Jamba Large 1.7's 256K.
  • AI21: Jamba Large 1.7 is built by AI21; Google: Gemini 3.1 Pro Preview is built by Google.
  • Google: Gemini 3.1 Pro Preview supports vision (image inputs); the other does not.

Specifications

AI21: Jamba Large 1.7Google: Gemini 3.1 Pro Preview
ProviderAI21Google
Context window256K1049K
Max output tokens81928192
Input price / 1K tokens$0.0020$0.0020
Output price / 1K tokens$0.0080$0.0120
Vision supportNoYes
Function callingNoNo
LicenseProprietaryProprietary

About AI21: Jamba Large 1.7

Other·Closed

Jamba Large 1.7 is the latest model in the Jamba open family, offering improvements in grounding, instruction-following, and overall efficiency. Built on a hybrid SSM-Transformer architecture with a 256K context...

View AI21: Jamba Large 1.7 reliability and benchmark history →

About Google: Gemini 3.1 Pro Preview

US·Closed

Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...

View Google: Gemini 3.1 Pro Preview reliability and benchmark history →

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