GPT-3.5 Turbo 16K

OpenAI

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.

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Capabilities

Tool Use

Technical Specifications

Context Window

16,385 tokens

Max Output

4,096 tokens

Pricing

Token Costs (per 1M tokens)

Cache Miss Input

$3

Non-Reasoning Output

$4

Tool Costs (per 1K calls)

Web Search

$15

Code Execution

$0.19

Legacy

Made legacy on

Reason

Same model as GPT-3.5 Turbo which now has 16K by default

Recommended Replacement

GPT-5.5