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DeepSeek-V4-Flash-0731 vs GLM-5.2

DeepSeek-V4-Flash-0731 and GLM-5.2 are closely matched at 44.7 and 45.5 on the LLM Stats Score. DeepSeek-V4-Flash-0731 is 12.9x cheaper per token.

DeepSeek · Zhipu AI · Updated for 2026

Which is better?

DeepSeek-V4-Flash-0731 and GLM-5.2 are closely matched on the overall LLM Stats Score at 44.7 and 45.5.

In the 4 individual benchmarks reported for both models, DeepSeek-V4-Flash-0731 wins 3; this is a narrower head-to-head signal than the composite indexes.

On price, DeepSeek-V4-Flash-0731 is roughly 12.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose DeepSeek-V4-Flash-0731

  • you value its reported benchmark strengths — it wins 3 of 4 exact shared results
  • cost matters — it's about 12.9x cheaper per token
  • you want the most recent training data — it shipped Jul 2026

Choose GLM-5.2

  • you want predictable pricing at $0.75/M input and $2.40/M output

At a glance

The differences that matter most.

Core performance indexes
44.7
#35
45.5
#27
42.3
#45
44.9
#30
33.0
#36
35.5
#26
31.2
#30
30.2
#34
Cost, coverage & limits
Benchmark wins
3 of 4
1 of 4
Input price
$0.06 / M
$0.75 / M
Output price
$0.18 / M
$2.40 / M
Context window
1,048,576
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
DeepSeek-V4-Flash-0731
GLM-5.2
25.9#31
22.0#47
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for DeepSeek-V4-Flash-0731 · 19 for GLM-5.2

4 shared

DeepSeek-V4-Flash-0731 outperforms in 3 benchmarks (DeepSWE, NL2Repo, Toolathlon), while GLM-5.2 is better at 0 benchmarks.

DeepSeek-V4-Flash-0731 shows notably better performance in the majority of benchmarks.

Thu Sep 10 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V4-Flash-0731 costs less

For input processing, DeepSeek-V4-Flash-0731 ($0.06/1M tokens) is 12.5x cheaper than GLM-5.2 ($0.75/1M tokens).

For output processing, DeepSeek-V4-Flash-0731 ($0.18/1M tokens) is 13.3x cheaper than GLM-5.2 ($2.40/1M tokens).

In conclusion, GLM-5.2 is more expensive than DeepSeek-V4-Flash-0731.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Thu Sep 10 2026 • llm-stats.com
DeepSeek
DeepSeek-V4-Flash-0731
Input tokens$0.06
Output tokens$0.18
Best providerDeepinfra
Zhipu AI
GLM-5.2
Input tokens$0.75
Output tokens$2.40
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue

Model Size

Parameter count comparison

449.0B diff

GLM-5.2 has 449.0B more parameters than DeepSeek-V4-Flash-0731, making it 147.7% larger.

DeepSeek
DeepSeek-V4-Flash-0731
304.0Bparameters
Zhipu AI
GLM-5.2
753.0Bparameters
304.0B
DeepSeek-V4-Flash-0731
753.0B
GLM-5.2

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Both models can generate responses up to 1,048,576 tokens.

DeepSeek
DeepSeek-V4-Flash-0731
Input1,048,576 tokens
Output1,048,576 tokens
Zhipu AI
GLM-5.2
Input1,048,576 tokens
Output1,048,576 tokens
Thu Sep 10 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under MIT.

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

DeepSeek-V4-Flash-0731

MIT

Open weights

GLM-5.2

MIT

Open weights

Release Timeline

When each model was launched

DeepSeek-V4-Flash-0731 was released on 2026-07-31, while GLM-5.2 was released on 2026-06-16.

DeepSeek-V4-Flash-0731 is 2 months newer than GLM-5.2.

DeepSeek-V4-Flash-0731

Jul 31, 2026

1 months ago

1mo newer
GLM-5.2

Jun 16, 2026

2 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

DeepSeek-V4-Flash-0731 is available from DeepInfra, Novita, Fireworks. GLM-5.2 is available from DeepInfra, Fireworks, FriendliAI, Novita, Together, ZAI.

DeepSeek-V4-Flash-0731

deepinfra logo
Deepinfra
Input Price:Input: $0.06/1MOutput Price:Output: $0.18/1M
novita logo
Novita
Input Price:Input: $0.14/1MOutput Price:Output: $0.28/1M
fireworks logo
Fireworks
Input Price:Input: $0.44/1MOutput Price:Output: $1.32/1M

GLM-5.2

deepinfra logo
Deepinfra
Input Price:Input: $0.75/1MOutput Price:Output: $2.40/1M
fireworks logo
Fireworks
Input Price:Input: $1.40/1MOutput Price:Output: $4.40/1M
friendli logo
FriendliAI
Input Price:Input: $1.40/1MOutput Price:Output: $4.40/1M
novita logo
Novita
Input Price:Input: $1.40/1MOutput Price:Output: $4.40/1M
together logo
Together
Input Price:Input: $1.40/1MOutput Price:Output: $4.40/1M
z logo
Unknown Organization
Input Price:Input: $1.40/1MOutput Price:Output: $4.40/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against DeepSeek-V4-Flash-0731 and GLM-5.2 side-by-side, then vote on the output you prefer.

DeepSeek-V4-Flash-0731
✓ Preferred
GLM-5.2
Open in Playground

FAQ

Common questions about DeepSeek-V4-Flash-0731 vs GLM-5.2.

Which is better, DeepSeek-V4-Flash-0731 or GLM-5.2?

DeepSeek-V4-Flash-0731 and GLM-5.2 are closely matched on the LLM Stats Score at 44.7 and 45.5. DeepSeek-V4-Flash-0731 is made by DeepSeek and GLM-5.2 is made by Zhipu AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V4-Flash-0731 compare to GLM-5.2 in benchmarks?

DeepSeek-V4-Flash-0731 scores Terminal-Bench 2.1: 82.7%, CyberGym: 76.7%, Toolathlon: 70.3%, DSBench-FullStack: 68.7%, DSBench-Hard: 59.6%. GLM-5.2 scores AIME 2026: 99.2%, HMMT 2025: 94.4%, HMMT Feb 26: 92.5%, GPQA: 91.2%, IMO-AnswerBench: 91.0%.

Is DeepSeek-V4-Flash-0731 cheaper than GLM-5.2?

DeepSeek-V4-Flash-0731 is 12.5x cheaper for input tokens. DeepSeek-V4-Flash-0731 costs $0.06/M input and $0.18/M output via deepinfra. GLM-5.2 costs $0.75/M input and $2.40/M output via deepinfra.

What are the context window sizes for DeepSeek-V4-Flash-0731 and GLM-5.2?

DeepSeek-V4-Flash-0731 supports 1.0M tokens and GLM-5.2 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek-V4-Flash-0731 and GLM-5.2?

Key differences include LLM Stats Score (44.7 vs 45.5), input pricing ($0.06 vs $0.75/M). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V4-Flash-0731 and GLM-5.2?

DeepSeek-V4-Flash-0731 is developed by DeepSeek and GLM-5.2 is developed by Zhipu AI.