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GoogleGemini 2.5 Flash-LiteVSZ.ai (Zhipu AI)GLM-5.2

Analysis by:the whichllmmodel Editorial Team|Updated: June 2026

Our Take

We recommend GLM-5.2 if you need peak intelligence for complex complex codebases, multi-file repositories, and architectural planning, or the 12.3x cheaper Gemini 2.5 Flash-Lite if your workflow is limited to multi-file code and clearly defined tasks. While GLM-5.2 holds a major reasoning advantage, Gemini 2.5 Flash-Lite is optimized for high-volume budget pipelines. Choose GLM-5.2 for architectural codebase planning, or Gemini 2.5 Flash-Lite to maximize your budget for basic scripts.
▶WHY?
Benchmark Calculations & Evidence:
  • Coding Evaluation: Gemini 2.5 Flash-Lite was evaluated on SWE-bench Verified (scoring 41.3%), while GLM-5.2 was evaluated on SWE-bench Pro (scoring 62.1%).
  • Reasoning Accuracy: Both models were evaluated on the GPQA Diamond benchmark. GLM-5.2 scored 91.2%, while Gemini 2.5 Flash-Lite scored 62.5%.
  • Cost Efficiency: Gemini 2.5 Flash-Lite pricing ($0.1/M input, $0.4/M output) is 12.3x cheaper than GLM-5.2 ($1.4/M input, $4.4/M output).
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    Model Specs

    Gemini 2.5 Flash-Lite

    Website

    Benchmarks & Scores

    Coding (swe-bench-verified)
    41.3%

    multi-file code and clearly defined tasks

    Reasoning (gpqa-diamond)
    62.5%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)12.3x cheaper
    $0.17Input: $0.10 | Output: $0.40
    Context Window
    1.05M tokens
    Model Specs

    GLM-5.2

    Open SourceAPI Available
    Website🤗HF

    Benchmarks & Scores

    Coding (swe-bench-pro)
    62.1%

    complex codebases, multi-file repositories, and architectural planning

    Reasoning (gpqa-diamond)Winner (+28.7%)
    91.2%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)
    $2.15Input: $1.40 | Output: $4.40
    Context Window
    1.05M tokens
    Read our data collection methodology

    Frequently Asked Questions about Gemini 2.5 Flash-Lite vs GLM-5.2

    Gemini 2.5 Flash-Lite is cheaper than GLM-5.2. Gemini 2.5 Flash-Lite has a blended cost of $0.17/1M tokens, which is about 12.3x cheaper than GLM-5.2 at $2.15/1M tokens.

    For coding tasks, Gemini 2.5 Flash-Lite scores 41.3% on swe-bench-verified (multi-file code and clearly defined tasks), while GLM-5.2 scores 62.1% on swe-bench-pro (complex codebases, multi-file repositories, and architectural planning).

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