🚀 Website under development • Launching soon

Model Comparison

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

OpenAI

GPT OSS 20B

OpenAI

GPT OSS 20B is a language model developed by OpenAI. The model shows competitive results across 7 benchmarks. It excels particularly in MMLU (85.3%), CodeForces (83.9%), GPQA (71.5%). It supports a 262K token context window for handling large documents. The model is available through 4 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents OpenAI's latest advancement in AI technology.

Moonshot AI

Kimi K2 0905

Moonshot AI

Kimi K2 0905 is a language model developed by Moonshot AI. This model demonstrates exceptional performance with an average score of 84.0% across 6 benchmarks. It excels particularly in HumanEval (94.5%), MMLU (90.2%), MATH (89.1%). It supports a 524K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents Moonshot AI's latest advancement in AI technology.

OpenAI

GPT OSS 20B

OpenAI

2025-08-05

Moonshot AI

Kimi K2 0905

Moonshot AI

2025-09-05

1 month newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT OSS 20B

$2.85 cheaper
Input:$0.05
Output:$0.20
Moonshot AI

Kimi K2 0905

Input:$0.60
Output:$2.50

Performance Metrics

Context window and performance specifications

OpenAI

GPT OSS 20B

Max Context:262.1K
Parameters:20.9B
Moonshot AI

Kimi K2 0905

Larger context
Max Context:524.3K
Parameters:1.0T

Average performance across 2 common benchmarks

OpenAI

GPT OSS 20B

Average Score:78.4%
Moonshot AI

Kimi K2 0905

+4.6%
Average Score:83.0%

Performance comparison across key benchmark categories

OpenAI

GPT OSS 20B

code
83.9%
general
45.5%
Moonshot AI

Kimi K2 0905

code
+10.6%
94.5%
general
+34.6%
80.1%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT OSS 20B

4 providers

ZeroEval

Throughput: 1000 tok/s
Latency: 0.38ms

OpenAI

Throughput: 115 tok/s
Latency: 5.2ms

Groq

Throughput: 1000 tok/s
Latency: 0.38ms

Novita

Moonshot AI

Kimi K2 0905

1 providers

Novita

OpenAI

GPT OSS 20B

Avg Score:78.4%
Providers:4
Moonshot AI

Kimi K2 0905

+4.6%
Avg Score:83.0%
Providers:1