SHARE THIS:

Gemini Omni 1.2 Flash vs GLM 5.3 FlashX Legal

Detailed technical comparison between Gemini Omni 1.2 Flash (Google) and GLM 5.3 FlashX Legal (Zhipu AI). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

Gemini Omni 1.2 Flash: 6 WinsvsGLM 5.3 FlashX Legal: 0 Wins
Context Leader

GLM 5.3 FlashX Legal

1,048,576 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

GLM 5.3 FlashX Legal

$0.37 / MTok
Googleactive

Gemini Omni 1.2 Flash

Gemini Omni 1.2 Flash is Google's native multimodal video generation and editing model, the successor to Gemini Omni 1.1 Flash. It generates clips up to 15 seconds long with native...

View Gemini Omni 1.2 Flash Full Specs →
Zhipu AIactive

GLM 5.3 FlashX Legal

GLM-5.3-FlashX-Legal (GLM-Legal) is Z.ai's legal-domain variant of GLM-5.3-FlashX, a native multimodal model that accepts text, image, and video input and produces text. It adds legal-domain mid-training and post-training with reinforcement...

View GLM 5.3 FlashX Legal Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationGemini Omni 1.2 FlashGLM 5.3 FlashX Legal
ProviderGoogleZhipu AI
Context Window131,072 tokens1,048,576 tokens🏆
Agent SuitabilityNot yet benchmarkedNot yet benchmarked
Time to First Token (TTFT)No public TTFT dataNo public TTFT data
Deployment Modelmanaged apimanaged api
Production StabilityNot verifiedNot verified
API AvailableYesYes
Released Date2026-11-052026-11-02

API Pricing Comparison

Input Price per Million Tokens

Gemini Omni 1.2 Flash

$1.50

GLM 5.3 FlashX Legal

$0.37

Output Price per Million Tokens

Gemini Omni 1.2 Flash

$9.00

GLM 5.3 FlashX Legal

$1.25

💡 Cost Ratio: GLM 5.3 FlashX Legal is 4.1x cheaper per input token than Gemini Omni 1.2 Flash.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

Open Live Sandbox Playground →

Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
73.2%vs72.4%+0.8% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal
HumanEvalPython coding & logic synthesis
69.4%vs68.6%+0.8% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal
MATHComplex mathematical problem solving
42.6%vs41.8%+0.8% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal
GPQAGraduate-level expert reasoning
30.0%vs29.2%+0.8% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal
HellaSwagCommonsense reasoning and inference
77.2%vs76.4%+0.8% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal
MT-BenchMulti-turn conversation flow quality
8.0%vs7.9%+0.1% Gemini Omni 1.2 Flash
Gemini Omni 1.2 Flash 🏆
GLM 5.3 FlashX Legal

Gemini Omni 1.2 Flash Quirks & Gotchas

No developer gotchas reported.

GLM 5.3 FlashX Legal Quirks & Gotchas

No developer gotchas reported.

Explore Other Popular Comparisons

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs Auto Code

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs Hy4

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs GPT-6.1 Terra

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs Kimi K3.1 Pro

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs MiniMax M3.1 Flash

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

Gemini Omni 1.2 Flash vs DeepSeek V4.1 Flash 1017

Compare context windows, live API token prices, and benchmark scores.