Noometry

Model comparison

Gemini 3.8 Flash vs Jamba Large

Gemini 3.8 Flash has enough public results to be ranked (#11); Jamba Large does not yet, so treat this comparison as directional.

Last verified . 0 shared benchmarks.

Gemini 3.8 Flash Google

61.8

Rank #11 Confirmed

Jamba Large AI21 Labs

33.1

Unranked Sparse

Summary

  • The widest gap is in reasoning, where Gemini 3.8 Flash leads 76.9 to 18.0.
  • Gemini 3.8 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $2 / $8 for Jamba Large.
  • Gemini 3.8 Flash accepts more context: 1.05M tokens versus 256K.
  • Jamba Large has downloadable open weights; the other is API-only.

Side by side

Gemini 3.8 FlashJamba Large
ProviderGoogleAI21 Labs
Noometry Index61.833.1
Released2026-09-022025-07-01
WeightsProprietaryOpen
Context window1.05M256K
Max output66K4K
Input $ / M tokens$0.75$2
Output $ / M tokens$3.75$8
Results tracked502

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Category by category

Coding Not comparable

Gemini 3.8 Flash: 59.2 (#15), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
DeepSWE73.8%—
FrontierCode41.2%—
CursorBench39.6%—
LMArena WebDev1584—
FrontierSWE19.6%—
SciCode56.6%—
WeirdML84.8%—
LMArena Coding1510—
ALE-Bench1,270—

Agentic & Tool Use Not comparable

Gemini 3.8 Flash: 41.8 (#21), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
APEX-Agents64.3%—
Remote Labor Index5.8%—
GDP.pdf23.4%—
Vending-Bench 25,094—

Reasoning Gemini 3.8 Flash leads

Gemini 3.8 Flash: 76.9 (#5), Jamba Large: 18.0

BenchmarkGemini 3.8 FlashJamba Large
ARC-AGI-289.2%—
Kagi LLM Benchmark—26.1%
NYT Connections (extended)97.4%—
ARC-AGI-198.5%—
CritPt18.3%—
Chess Puzzles61%—
LMArena Hard Prompts1508—
Mystery Game Puzzles47%—
DTBench95.7%—
LMCA52.9%—
Surface Evolver Bench76.9%—
Epoch Capabilities Index156.71—

Math Not comparable

Gemini 3.8 Flash: 65.3 (#28), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
FrontierMath (Tiers 1-3)68.4%—
FrontierMath Tier 422%—
OTIS Mock AIME 2024-202598.9%—
ProofBench48%—
LMArena Math1528—

Knowledge Gemini 3.8 Flash leads

Gemini 3.8 Flash: 74.8 (#2), Jamba Large: 37.7

BenchmarkGemini 3.8 FlashJamba Large
GPQA Diamond95.4%—
Humanity's Last Exam44.5%—
SimpleQA Verified69.7%—
Vectara Hallucination Rate—9.7%
LMArena Expert1524—

Multimodal Not comparable

Gemini 3.8 Flash: 40.7 (#45), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
LMArena Vision1314—
Blueprint-Bench 238.6%—
Furniture Assembly31.7%—

Multilingual Not comparable

Gemini 3.8 Flash: 58.0 (#5), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
LMArena Non-English1491—
LMArena Chinese1554—
LMArena French1498—
LMArena German1493—
LMArena Japanese1502—
LMArena Korean1459—
LMArena Russian1515—
LMArena Spanish1485—

Instruction Following Not comparable

Gemini 3.8 Flash: 78.0 (#13), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
LMArena Instruction Following1490—

Long Context Not comparable

Gemini 3.8 Flash: 46.3 (#24), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
LMArena Longer Query1508—

Writing & Preference Not comparable

Gemini 3.8 Flash: 72.2 (#15), Jamba Large: —

BenchmarkGemini 3.8 FlashJamba Large
LMArena Text1499—
LMArena Creative Writing1492—
EQ-Bench Creative Writing1748—
LMArena Multi-Turn1501—

Frequently asked questions

Is Gemini 3.8 Flash better than Jamba Large?

Gemini 3.8 Flash has enough public results to be ranked (#11); Jamba Large does not yet, so treat this comparison as directional.

Which is cheaper, Gemini 3.8 Flash or Jamba Large?

Gemini 3.8 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; Jamba Large lists at $2 and $8.

Which has the bigger context window?

Gemini 3.8 Flash does, with 1.05M tokens against 256K.

How many benchmarks do Gemini 3.8 Flash and Jamba Large share?

0 benchmarks have published results for both models. Gemini 3.8 Flash has 50 scored results on Noometry and Jamba Large has 2.

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