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GPT-3.5 Turbo

OpenAI

The latest GPT-3.5 Turbo model with improved accuracy in requested response formats and a fix for a bug that caused text encoding issues in function calls for non-English languages.

Key Specifications

Parameters
-
Context
16.4K
Release Date
March 21, 2023
Average Score
42.3%

Timeline

Key dates in the model's history
Announcement
March 21, 2023
Last Update
July 19, 2025
Today
October 5, 2026

Technical Specifications

Parameters
-
Training Tokens
-
Knowledge Cutoff
September 30, 2021
Family
-
Capabilities
MultimodalZeroEval

Pricing & Availability

Input (per 1M tokens)
$0.50
Output (per 1M tokens)
$1.50
Max Input Tokens
16.4K
Max Output Tokens
4.1K
Supported Features
Function CallingStructured OutputCode ExecutionWeb SearchBatch InferenceFine-tuning

Benchmark Results

Model performance metrics across various tests and benchmarks

General Knowledge

Tests on general knowledge and understanding
MMLU
Accuracy AI • Verified
69.8%

Programming

Programming skills tests
HumanEval
Accuracy • Verified
68.0%

Mathematics

Mathematical problems and computations
MATH
Accuracy • Verified
43.1%
MGSM
Accuracy AI: Human • Verified
56.3%

Reasoning

Logical reasoning and analysis
GPQA
Accuracy • Verified
30.8%
DROP
Accuracy • Verified
70.2%

Multimodal

Working with images and visual data
MathVista
Accuracy AI: still but I how Stability AI and Anthropic (in ) make large steps Models level Gorilla have accuracy use API, than and Anthropic that Claude can more exactly perform instructions. I that accuracy answers • Verified
-
MMMU
Accuracy • Verified
-

License & Metadata

License
proprietary
Announcement Date
March 21, 2023
Last Updated
July 19, 2025

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