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OpenAI: GPT-3.5 Turbo 16k

OpenAI·Released 2023-08-28
16K ctx

About

This model offers four times the context length of gpt-3.5-turbo, allowing it to support approximately 20 pages of text in a single request at a higher cost. Training data: up...

Pricing

Input

$3.00

per 1M tokens

Output

$4.00

per 1M tokens

Blended

$3.25

per 1M tokens

Cheaper than 22% of models. Median price is $0.67/1M tokens.

Cost Calculator

Tokens per day1M
100K100M

Daily

$3.25

Monthly

$97.50

vs. Similar Models

GLM-5.2 (Non-reasoning)
$3.16-3%
Google: Gemini 3.5 Flash
$3.38+4%
Gemini 3.5 Flash (medium)
$3.38+4%
Gemini 3.5 Flash (minimal)
$3.38+4%

Performance

Context Window

16K

tokens

Larger than 6% of models

Max Output

4K

tokens

25% of context

Context Window Comparison

OpenAI: GPT-3.5 Turbo
16KSame
Microsoft: Phi 4
16K1.0x smaller
Llama 3.1 8B Instruct
16K1.0x smaller

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