Gemini 3.0 FlashvsGrok 4.20 Beta

Gemini 3.0 Flash
Grok 4.20 Beta
API pricing
Input price
$1.25
Output price
$2.50
Cached input price
$0.20
Cheapest input
$0.25Google AI Studio
Cheapest output
$1.50Google AI Studio
Benchmarks
SWE-Bench Verified
78%76.7%
ARC-AGI-2
33.6%53.3%
Benchmarks
BullshitBench v2
56%
ProgramBench
0%
SWE-Bench Pro
49.6%
Terminal-Bench 2.1
58%
MCP Atlas
62%
Toolathlon
49.4%
Humanity's Last Exam · no tools
33.7%
GPQA Diamond
90.4%
OSWorld-Verified
65.1%
Finance Agent v2
42.6%
GDPval-AA
1204
CharXiv Reasoning
80.3%
MMMU-Pro
81.2%
Blueprint-Bench 2
0%
MRCR v2 (8-needle) · 128k average
67.2%
MRCR v2 (8-needle) · 1M pointwise
22.1%
Overview
CompanyGoogleSpaceXAI
Release dateDec 17 2025Feb 17 2026
AccessProprietaryProprietary

Other comparisons

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Frequently asked questions

Gemini 3.0 Flash and Grok 4.20 Beta are evenly matched across the 2 benchmarks they both report (SWE-Bench Verified, ARC-AGI-2). Only Grok 4.20 Beta has a verified first-party API price: $1.25 per million input tokens and $2.50 per million output tokens. No pay-as-you-go API rate is tracked for Gemini 3.0 Flash. Gemini 3.0 Flash shipped 62 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On SWE-Bench Verified, Gemini 3.0 Flash leads at 78% vs Grok 4.20 Beta at 76.7%. On ARC-AGI-2, Grok 4.20 Beta leads at 53.3% vs Gemini 3.0 Flash at 33.6%.