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GLM-5.3-Flash vs Phi 4 Mini

Comparing GLM-5.3-Flash and Phi 4 Mini across benchmarks, pricing, and capabilities.

Zhipu AI · Microsoft · Updated for 2026

Which is better?

GLM-5.3-Flash and Phi 4 Mini trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

Based on current benchmark, pricing, and model metadata for 2026.

Choose GLM-5.3-Flash

  • you want the most recent training data — it shipped Aug 2026

Choose Phi 4 Mini

  • you are already invested in the Microsoft ecosystem

At a glance

The differences that matter most.

GLM-5.3-Flash
Zhipu AI
Phi 4 Mini
Microsoft
Benchmark wins
—
—
Input price
$0.15 / M
— / M
Output price
$0.50 / M
— / M
Context window
1,048,576
—
Released
Aug 2026
Feb 2025
License
MIT
MIT

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

GLM-5.3-Flash and Phi 4 Minidon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Playground indexes and blind preference scores

Model Size

Parameter count comparison

316.2B diff

GLM-5.3-Flash has 316.2B more parameters than Phi 4 Mini, making it 8233.3% larger.

Zhipu AI
GLM-5.3-Flash
320.0Bparameters
Microsoft
Phi 4 Mini
3.8Bparameters
320.0B
GLM-5.3-Flash
3.8B
Phi 4 Mini

Context Window

Maximum input and output token capacity

Only GLM-5.3-Flash specifies input context (1,048,576 tokens). Only GLM-5.3-Flash specifies output context (131,072 tokens).

Zhipu AI
GLM-5.3-Flash
Input1,048,576 tokens
Output131,072 tokens
Microsoft
Phi 4 Mini
Input- tokens
Output- tokens
Wed Aug 26 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GLM-5.3-Flash supports multimodal inputs, whereas Phi 4 Mini does not.

GLM-5.3-Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

GLM-5.3-Flash

Text
Images
Audio
Video

Phi 4 Mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

GLM-5.3-Flash

MIT

Open weights

Phi 4 Mini

MIT

Open weights

Release Timeline

When each model was launched

GLM-5.3-Flash was released on 2026-08-26, while Phi 4 Mini was released on 2025-02-01.

GLM-5.3-Flash is 19 months newer than Phi 4 Mini.

GLM-5.3-Flash

Aug 26, 2026

0 days ago

1.6yr newer
Phi 4 Mini

Feb 1, 2025

1.6 years ago

Knowledge Cutoff

When training data ends

Phi 4 Mini has a documented knowledge cutoff of 2024-06-01, while GLM-5.3-Flash's cutoff date is not specified.

We can confirm Phi 4 Mini's training data extends to 2024-06-01, but cannot make a direct comparison without GLM-5.3-Flash's cutoff date.

GLM-5.3-Flash

—

Phi 4 Mini

Jun 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against GLM-5.3-Flash and Phi 4 Mini side-by-side, then vote on the output you prefer.

GLM-5.3-Flash
✓ Preferred
Phi 4 Mini
Open in Playground

FAQ

Common questions about GLM-5.3-Flash vs Phi 4 Mini.

Which is better, GLM-5.3-Flash or Phi 4 Mini?

GLM-5.3-Flash (Zhipu AI) and Phi 4 Mini (Microsoft) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does GLM-5.3-Flash compare to Phi 4 Mini in benchmarks?

GLM-5.3-Flash scores CharXiv-R: 89.4%, Terminal-Bench 2.1: 84.3%, MMVU: 80.5%, Toolathlon: 78.4%, Chartography: 78.0%. Phi 4 Mini scores GSM8k: 88.6%, ARC-C: 83.7%, BoolQ: 81.2%, OpenBookQA: 79.2%, PIQA: 77.6%.

What are the context window sizes for GLM-5.3-Flash and Phi 4 Mini?

GLM-5.3-Flash supports 1.0M tokens and Phi 4 Mini supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GLM-5.3-Flash and Phi 4 Mini?

Key differences include multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes GLM-5.3-Flash and Phi 4 Mini?

GLM-5.3-Flash is developed by Zhipu AI and Phi 4 Mini is developed by Microsoft.

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