Model Comparison

Gemini 2.5 Flash-Lite vs GPT OSS 120B

GPT OSS 120B significantly outperforms across most benchmarks. Gemini 2.5 Flash-Lite is 1.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Gemini 2.5 Flash-Lite outperforms in 0 benchmarks, while GPT OSS 120B is better at 2 benchmarks (GPQA, Humanity's Last Exam).

GPT OSS 120B significantly outperforms across most benchmarks.

Sun May 24 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 2.5 Flash-Lite costs less

For input processing, Gemini 2.5 Flash-Lite ($0.10/1M tokens) is 1.1x more expensive than GPT OSS 120B ($0.09/1M tokens).

For output processing, Gemini 2.5 Flash-Lite ($0.40/1M tokens) is 1.1x cheaper than GPT OSS 120B ($0.45/1M tokens).

In conclusion, GPT OSS 120B is more expensive than Gemini 2.5 Flash-Lite.*

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

Lowest available price from all providers

Sun May 24 2026 • llm-stats.com

Gemini 2.5 Flash-Lite

Input tokens$0.10

Output tokens$0.40

Best providerGoogle

GPT OSS 120B

Input tokens$0.09

Output tokens$0.45

Best providerDeepinfra

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Context Window

Maximum input and output token capacity

Gemini 2.5 Flash-Lite accepts 1,048,576 input tokens compared to GPT OSS 120B's 131,072 tokens. GPT OSS 120B can generate longer responses up to 131,072 tokens, while Gemini 2.5 Flash-Lite is limited to 65,536 tokens.

Gemini 2.5 Flash-Lite

Input1,048,576 tokens

Output65,536 tokens

GPT OSS 120B

Input131,072 tokens

Output131,072 tokens

Sun May 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 2.5 Flash-Lite supports multimodal inputs, whereas GPT OSS 120B does not.

Gemini 2.5 Flash-Lite can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 2.5 Flash-Lite

Text

Images

Audio

Video

GPT OSS 120B

Text

Images

Audio

Video

License

Usage and distribution terms

Gemini 2.5 Flash-Lite is licensed under Creative Commons Attribution 4.0 License, while GPT OSS 120B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 2.5 Flash-Lite

Creative Commons Attribution 4.0 License

Open weights

GPT OSS 120B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 2.5 Flash-Lite was released on 2025-06-17, while GPT OSS 120B was released on 2025-08-05.

GPT OSS 120B is 2 months newer than Gemini 2.5 Flash-Lite.

Gemini 2.5 Flash-Lite

Jun 17, 2025

11 months ago

GPT OSS 120B

Aug 5, 2025

9 months ago

1mo newer

Knowledge Cutoff

When training data ends

Gemini 2.5 Flash-Lite has a documented knowledge cutoff of 2025-01-01, while GPT OSS 120B's cutoff date is not specified.

We can confirm Gemini 2.5 Flash-Lite's training data extends to 2025-01-01, but cannot make a direct comparison without GPT OSS 120B's cutoff date.

Gemini 2.5 Flash-Lite

Jan 2025

GPT OSS 120B

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Provider Availability

Gemini 2.5 Flash-Lite is available from Google. GPT OSS 120B is available from DeepInfra, Novita, OpenAI, Fireworks, Groq.

Gemini 2.5 Flash-Lite

Google

Input Price:Input: $0.10/1MOutput Price:Output: $0.40/1M

GPT OSS 120B

Deepinfra

Input Price:Input: $0.09/1MOutput Price:Output: $0.45/1M

Novita

Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M

OpenAI

Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M

Fireworks

Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

Groq

Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Gemini 2.5 Flash-Lite

View details

Google

Larger context window (1,048,576 tokens)

Supports multimodal inputs

Less expensive output tokens

GPT OSS 120B

View details

OpenAI

Less expensive input tokens

Higher GPQA score (80.1% vs 64.6%)

Higher Humanity's Last Exam score (14.9% vs 5.1%)

Detailed Comparison

AI Model Comparison Table
Feature	Gemini 2.5 Flash-Lite	GPT OSS 120B

FAQ

Common questions about Gemini 2.5 Flash-Lite vs GPT OSS 120B.

Which is better, Gemini 2.5 Flash-Lite or GPT OSS 120B?

GPT OSS 120B significantly outperforms across most benchmarks. Gemini 2.5 Flash-Lite is made by Google and GPT OSS 120B is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 2.5 Flash-Lite compare to GPT OSS 120B in benchmarks?

Gemini 2.5 Flash-Lite scores FACTS Grounding: 84.1%, Global-MMLU-Lite: 81.1%, MMMU: 72.9%, GPQA: 64.6%, Vibe-Eval: 51.3%. GPT OSS 120B scores MMLU: 90.0%, CodeForces: 82.1%, GPQA: 80.1%, TAU-bench Retail: 67.8%, HealthBench: 57.6%.

Is Gemini 2.5 Flash-Lite cheaper than GPT OSS 120B?

GPT OSS 120B is 1.1x cheaper for input tokens. Gemini 2.5 Flash-Lite costs $0.10/M input and $0.40/M output via google. GPT OSS 120B costs $0.09/M input and $0.45/M output via deepinfra.

What are the context window sizes for Gemini 2.5 Flash-Lite and GPT OSS 120B?

Gemini 2.5 Flash-Lite supports 1.0M tokens and GPT OSS 120B supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 2.5 Flash-Lite and GPT OSS 120B?

Key differences include context window (1.0M vs 131K), input pricing ($0.10 vs $0.09/M), multimodal support (yes vs no), licensing (Creative Commons Attribution 4.0 License vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 2.5 Flash-Lite and GPT OSS 120B?

Gemini 2.5 Flash-Lite is developed by Google and GPT OSS 120B is developed by OpenAI.