Model Comparison

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

GPT-3.5 Turbo

OpenAI

GPT-3.5 Turbo is a language model developed by OpenAI. The model shows competitive results across 8 benchmarks. Notable strengths include DROP (70.2%), MMLU (69.8%), HumanEval (68.0%). The model is available through 2 API providers.

GPT-5 Codex

OpenAI

GPT-5 Codex is a language model developed by OpenAI. It achieves strong performance with an average score of 74.5% across 1 benchmarks. Notable strengths include SWE-Bench Verified (74.5%). Released in 2025, it represents OpenAI's latest advancement in AI technology.

GPT-3.5 Turbo

OpenAI

2023-03-21

GPT-5 Codex

OpenAI

2025-09-15

2 years newer

Performance Metrics

Context window and performance specifications

GPT-3.5 Turbo

Larger context

Max Context:20.5K

GPT-5 Codex

Max Context:-

Performance comparison across key benchmark categories

GPT-3.5 Turbo

general

56.9%

GPT-5 Codex

general

+17.6%

74.5%

Knowledge Cutoff

Training data recency comparison

GPT-3.5 Turbo

2021-09-30

GPT-5 Codex

2024-09-30

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

GPT-3.5 Turbo

2 providers

Azure

Throughput: 90 tok/s

Latency: 0.8ms

OpenAI

Throughput: 100 tok/s

Latency: 0.5ms

GPT-5 Codex

0 providers

GPT-3.5 Turbo

Avg Score:0.0%

Providers:2

GPT-5 Codex

Avg Score:0.0%

Providers:0