GPT-3.5 Turbo vs Claude 3 Opus Comparison

Comparing GPT-3.5 Turbo and Claude 3 Opus across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

GPT-3.5 Turbo outperforms in 0 benchmarks, while Claude 3 Opus is better at 6 benchmarks (DROP, GPQA, HumanEval, MATH, MGSM, MMLU).

Claude 3 Opus significantly outperforms across most benchmarks.

Tue Mar 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-3.5 Turbo costs less

For input processing, GPT-3.5 Turbo ($0.50/1M tokens) is 30.0x cheaper than Claude 3 Opus ($15.00/1M tokens).

For output processing, GPT-3.5 Turbo ($1.50/1M tokens) is 50.0x cheaper than Claude 3 Opus ($75.00/1M tokens).

In conclusion, Claude 3 Opus is more expensive than GPT-3.5 Turbo.*

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

Lowest available price from all providers

Tue Mar 17 2026 • llm-stats.com

GPT-3.5 Turbo

Input tokens$0.50

Output tokens$1.50

Best providerAzure

Claude 3 Opus

Input tokens$15.00

Output tokens$75.00

Best providerAnthropic

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Context Window

Maximum input and output token capacity

Claude 3 Opus accepts 200,000 input tokens compared to GPT-3.5 Turbo's 16,385 tokens. Claude 3 Opus can generate longer responses up to 200,000 tokens, while GPT-3.5 Turbo is limited to 4,096 tokens.

GPT-3.5 Turbo

Input16,385 tokens

Output4,096 tokens

Claude 3 Opus

Input200,000 tokens

Output200,000 tokens

Tue Mar 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3 Opus supports multimodal inputs, whereas GPT-3.5 Turbo does not.

Claude 3 Opus can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-3.5 Turbo

Text

Images

Audio

Video

Claude 3 Opus

Text

Images

Audio

Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

GPT-3.5 Turbo

Proprietary

Closed source

Claude 3 Opus

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-3.5 Turbo was released on 2023-03-21, while Claude 3 Opus was released on 2024-02-29.

Claude 3 Opus is 12 months newer than GPT-3.5 Turbo.

GPT-3.5 Turbo

Mar 21, 2023

3.0 years ago

Claude 3 Opus

Feb 29, 2024

2.0 years ago

11mo newer

Knowledge Cutoff

When training data ends

GPT-3.5 Turbo has a documented knowledge cutoff of 2021-09-30, while Claude 3 Opus's cutoff date is not specified.

We can confirm GPT-3.5 Turbo's training data extends to 2021-09-30, but cannot make a direct comparison without Claude 3 Opus's cutoff date.

GPT-3.5 Turbo

Sep 2021

Claude 3 Opus

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Provider Availability

GPT-3.5 Turbo is available from Azure, OpenAI. Claude 3 Opus is available from Anthropic, Bedrock, Google. The availability of providers can affect quality of the model and reliability.