Skip to main content
idapt
HomeCodeAI ModelsPricing
Sign inStart free
  • Home
  • Pricing
  • AI Models
  • Image models
  • Voice models
  • Video models
  • Rankings
  • New models
  • Model status
  • Multi-Model Chat
  • Agents
  • Computers
  • Drive
  • Automations
  • AI Gateway
  • All features →
  • LLM cost calculator
  • Token counter
  • All free tools →
  • Blog
  • Use cases
  • Comparisons
  • Best of
  • Benchmarks
  • Demos
  • Changelog
  • Help center
  • FAQ
  • Privacy
  • Compare all models
  • Support
  • idapt Code
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Downloads
  • Desktop
  • Badges and embeds
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)

o4-mini vs GLM 5.3 Flash

At a glance

Compact reasoning model optimized for fast, cost-efficient STEM performance.

200K ctx$1.10/$4.40 per M

Z.ai's efficient multimodal model for fast coding and long-horizon agent tasks.

1.0M ctx$0.07/$0.25 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
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper94%
Specs
200K
Context
100K
Max output
Apr 2025
Released
1.0M
Context
131K
Max output
Aug 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$1.10/M tokens
Output$4.40/M tokens
Cache read$0.28/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input93%$0.07/M tokens
Output94%$0.25/M tokens
Cache read95%$0.01/M tokens
Chat with o4-miniGo to model
Chat with GLM 5.3 FlashGo to model
Frequently Asked Questions: o4-mini vs GLM 5.3 Flash▼

Which is better, o4-mini or GLM 5.3 Flash?

▼

Both o4-mini and GLM 5.3 Flash 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, o4-mini or GLM 5.3 Flash?

▼

GLM 5.3 Flash has a lower blended cost. o4-mini: $1.10 input / $4.40 output. GLM 5.3 Flash: $0.07 input / $0.25 output.

Which has a larger context window, o4-mini or GLM 5.3 Flash?

▼

GLM 5.3 Flash has a larger context window: o4-mini supports 200K tokens vs GLM 5.3 Flash at 1M tokens.

Do both o4-mini and GLM 5.3 Flash support vision?

▼

Yes, both o4-mini and GLM 5.3 Flash support vision/image input.

What are the key differences between o4-mini and GLM 5.3 Flash?

▼

Key differences: GLM 5.3 Flash 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 o4-mini and GLM 5.3 Flash for free on idapt.app to see which performs better for your specific needs.

Open in App