GPT-3.5 Turbo 16k vs o1-pro (Comparative Analysis)

Compare

Comparative Analysis: GPT-3.5 Turbo 16k vs. o1-pro

Want to try out these models side by side?Try Galaxy.ai for free

Overview

GPT-3.5 Turbo 16k was released 1 year before o1-pro.

	GPT-3.5 Turbo 16k	o1-pro
Model Provider The organization behind this AI's development	OpenAI	OpenAI
Input Context Window Maximum input tokens this model can process at once	16.4K tokens	200K tokens
Output Token Limit Maximum output tokens this model can generate at once	4.1K tokens	100K tokens
Release Date When this model first became publicly available	August 28, 2023 2 years ago August 28th, 2023	March 19, 2025 8 months ago March 19th, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities

	GPT-3.5 Turbo 16k	o1-pro
Input Types Supported input formats	📝Text	📝Text🖼️Image📁File
Output Types Supported output formats	📝Text	📝Text
Tokenizer Text encoding system	GPT	GPT
Key Features Advanced capabilities	✓Function Calling✓Structured OutputReasoning Mode✓Content Moderation	Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation

Pricing

GPT-3.5 Turbo 16k is roughly 0.02x less expensive compared to o1-pro for input tokens and significantly less expensive for output tokens.

	GPT-3.5 Turbo 16k	o1-pro
Input Token Cost Cost per million input tokens	$3.00 per million tokens	$150.00 per million tokens
Output Token Cost Cost per million outut tokens	$4.00 per million tokens	$600.00 per million tokens

Benchmarks

Compare relevant benchmarks between GPT-3.5 Turbo 16k and o1-pro.

	GPT-3.5 Turbo 16k	o1-pro
MMLU Measures knowledge across 57 subjects like law, math, history, and science	Benchmark not available.	Benchmark not available.
MMMU Measures understanding of combined text and images across various domains	Benchmark not available.	Benchmark not available.
HellaSwag Measures common sense reasoning by having models complete sentences about everyday situations	Benchmark not available.	Benchmark not available.

At a Glance

Quick overview of what makes GPT-3.5 Turbo 16k and o1-pro unique.

GPT-3.5 Turbo 16k by OpenAI can use external tools and APIs, generates structured data. It can handle standard conversations with its 16.4K token context window. Reasonably priced at $3.00/M input and $4.00/M output tokens. Includes built-in content moderation for safer outputs. Released August 28th, 2023.

o1-pro by OpenAI understands both text and images, offers advanced reasoning, generates structured data. It can handle standard conversations with its 200K token context window. Premium pricing at $150.00/M input and $600.00/M output tokens. Includes built-in content moderation for safer outputs. Released March 19th, 2025.