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DeepSeek V4 Pro (0813) vs GLM 5.3

At a glance

The GA release of DeepSeek's open 1.6T-parameter MoE flagship for advanced reasoning and long-horizon agents.

1.0M ctx$0.66/$1.98 per M

Z.ai's large-scale reasoning flagship for complex software engineering and long-horizon agent tasks.

1.0M ctx$1.40/$4.40 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper54%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
1.0M
Context
256K
Max output
Aug 2026
Released
1.0M
Context
256K
Max output
Aug 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input53%$0.66/M tokens
Output55%$1.98/M tokens
Cache read92%$0.02/M tokens
Live pricing, shown before you run
Input$1.40/M tokens
Output$4.40/M tokens
Cache read$0.26/M tokens
Chat with DeepSeek V4 Pro (0813)Go to model
Chat with GLM 5.3Go to model
Frequently Asked Questions: DeepSeek V4 Pro (0813) vs GLM 5.3▼

Which is better, DeepSeek V4 Pro (0813) or GLM 5.3?

▼

Both DeepSeek V4 Pro (0813) and GLM 5.3 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, DeepSeek V4 Pro (0813) or GLM 5.3?

▼

DeepSeek V4 Pro (0813) has a lower blended cost. DeepSeek V4 Pro (0813): $0.66 input / $1.98 output. GLM 5.3: $1.40 input / $4.40 output.

Which has a larger context window, DeepSeek V4 Pro (0813) or GLM 5.3?

▼

DeepSeek V4 Pro (0813) has a larger context window: DeepSeek V4 Pro (0813) supports 1M tokens vs GLM 5.3 at 1M tokens.

What are the key differences between DeepSeek V4 Pro (0813) and GLM 5.3?

▼

Key differences: DeepSeek V4 Pro (0813) is significantly cheaper. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both DeepSeek V4 Pro (0813) and GLM 5.3 for free on idapt.app to see which performs better for your specific needs.

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