Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

OpenAI

GPT OSS 20B

OpenAI

GPT OSS 20B is a multimodal language model developed by OpenAI. It supports a 262K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents OpenAI's latest advancement in AI technology.

OpenAI

GPT-4.1

OpenAI

GPT-4.1 is a multimodal language model developed by OpenAI. The model shows competitive results across 30 benchmarks. It excels particularly in MMLU (90.2%), CharXiv-D (87.9%), IFEval (87.4%). With a 1.1M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.

OpenAI

GPT-4.1

OpenAI

2025-04-14

OpenAI

GPT OSS 20B

OpenAI

2025-08-05

3 months newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT OSS 20B

$9.40 cheaper
Input:$0.10
Output:$0.50
OpenAI

GPT-4.1

Input:$2.00
Output:$8.00

Performance Metrics

Context window and performance specifications

OpenAI

GPT OSS 20B

Max Context:262.1K
Parameters:20.0B
OpenAI

GPT-4.1

Larger context
Max Context:1.1M
Knowledge Cutoff
Training data recency comparison

GPT-4.1

2024-06-01

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT OSS 20B

2 providers

ZeroEval

Throughput: 1000 tok/s
Latency: 0.38ms

OpenAI

Throughput: 115 tok/s
Latency: 5.2ms
OpenAI

GPT-4.1

1 providers

OpenAI

Throughput: 100 tok/s
Latency: 10ms
OpenAI

GPT OSS 20B

Avg Score:0.0%
Providers:2
OpenAI

GPT-4.1

Avg Score:0.0%
Providers:1