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Beam 1.0 vs Gemini 3 Pro Preview

SpecBeam 1.0Gemini 3 Pro Preview
Respan Index39.6 (#61)39.3 (#64)
Blended price per 1M$0.438$4.5
Context window1.0M1.0M
Input / output per 1M$0.25 / $1$2 / $12
Max output131K66K
Inputtexttext, vision, audio, video
Released2026-10-162025-11-18

Respan Index by category

Each category is scored 0 to 100, and how far ahead the winner is. Leads under a point are close to even.

CategoryBeam 1.0Gemini 3 Pro Preview
Coding17.1 Beam 1.017.6 Gemini 3 Pro Preview
Agents56.7 Beam 1.047.0 Gemini 3 Pro Preview
Reasoning39.4 Beam 1.041.9 Gemini 3 Pro Preview
Knowledge & language35.4* Beam 1.048.1 Gemini 3 Pro Preview
Human preference51.6 Beam 1.052.1 Gemini 3 Pro Preview

* Estimated: no published scores in that category. How the Respan Index works

Benchmarks both report

Gemini 3 Pro Preview leads on 3 of the 4 benchmarks both report. Higher is better. Each score links to where it was published.

BenchmarkBeam 1.0Gemini 3 Pro Preview
LMArena Elo14361485
LMArena WebDev (LMArena)14361440
AIME 202697.7%91.7%
GPQA Diamond90.6%91.9%

FAQ

Is Beam 1.0 better than Gemini 3 Pro Preview?

Beam 1.0 scores 39.6 on the Respan Index (#61), ahead of Gemini 3 Pro Preview at 39.3 (#64). Gemini 3 Pro Preview leads on 3 of the 4 benchmarks both report.

Which is cheaper, Beam 1.0 or Gemini 3 Pro Preview?

Beam 1.0 lists at $0.25 input and $1 output per 1M tokens; Gemini 3 Pro Preview at $2 and $12. Beam 1.0 is 10x cheaper per token at list price.

Which has the larger context window?

Both accept 1.0M tokens of context.

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