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GPT Mini (120b) vs DeepSeek V4 Flash

At a glance

OpenAI's budget-friendly reasoning model — fast and surprisingly capable.

73131K ctx$0.04/$0.17 per M#49/92

Efficiency-optimized DeepSeek V4 at 284B total / 13B active for fast, high-throughput inference.

1.0M ctx$0.09/$0.19 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
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper40%
Capability
CapabilityECI73.2
Coding
Code Editing41.8%
Agentic
Terminal Tasks18.7%Task Horizon42min
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Capability
Capability—
Coding
Code Editing—
Agentic
Terminal Tasks—Task Horizon—
Specs
131K
Context
66K
Max output
Aug 2025
Released
1.0M
Context
16K
Max output
Apr 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input61%$0.04/M tokens
Output9%$0.17/M tokens
Live pricing, shown before you run
Input$0.09/M tokens
Output$0.19/M tokens
Cache read$0.02/M tokens
Chat with GPT Mini (120b)Go to model
Chat with DeepSeek V4 FlashGo to model
Frequently Asked Questions: GPT Mini (120b) vs DeepSeek V4 Flash▼

Which is better, GPT Mini (120b) or DeepSeek V4 Flash?

▼

Both GPT Mini (120b) and DeepSeek V4 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, GPT Mini (120b) or DeepSeek V4 Flash?

▼

GPT Mini (120b) has a lower blended cost. GPT Mini (120b): $0.04 input / $0.17 output. DeepSeek V4 Flash: $0.09 input / $0.19 output.

Which has a larger context window, GPT Mini (120b) or DeepSeek V4 Flash?

▼

DeepSeek V4 Flash has a larger context window: GPT Mini (120b) supports 131K tokens vs DeepSeek V4 Flash at 1M tokens.

What are the key differences between GPT Mini (120b) and DeepSeek V4 Flash?

▼

Key differences: GPT Mini (120b) 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 GPT Mini (120b) and DeepSeek V4 Flash for free on idapt.app to see which performs better for your specific needs.

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