Atlas / Models / OpenAI / OpenAI: GPT-3.5 Turbo (older v0613)

OpenAI: GPT-3.5 Turbo (older v0613)✓ Catalog verified

openai/gpt-3.5-turbo-0613

GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Training data up to Sep 2021.

Input price
$1.00 /1M
Output price
$2.00 /1M
Context
4K
Modalities
text
Released
Jan 25, 2024
Tool calling
✓ Yes
Atlas signal
79/100
01

Overview

GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Training data up to Sep 2021.

Access: available through the official OpenAI API. Context window: 4K.

Pricing and metadata from the ModelsAtlas catalog.Last refreshed Aug 5, 2026
02

Specifications

API identifieropenai/gpt-3.5-turbo-0613
ProviderOpenAI
Model typeText LLM
Context window4K catalog
Input modalitiestext
Output modalitiestext
ReleasedJan 25, 2024
TokenizerGPT
ModeratedNo
Architecture modalitytext->text
Supported parameters
frequency_penaltylogit_biaslogprobsmax_tokenspresence_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_logprobstop_p
Source: provider documentation + catalog feedMethodology →
03

Pricing

Live pricing components for openai/gpt-3.5-turbo-0613 as published in the catalog.

$1.00
Input /1M
$2.00
Output /1M
Per request
Per image
Pricing componentRaw unit priceNormalizedUnit
Prompt tokens$0.000001$1.00 / 1MPer input token
Completion tokens$0.000002$2.00 / 1MPer output token
Request feeN/AN/APer request
Image feeN/AN/APer image unit
Web search feeN/AN/APer search request
Source: catalog pricing feedCompare all pricing →Cheapest models →
04

Cost calculator

Estimate monthly spend from your own token volumes.

Scale / Volume

Estimated Total Cost

$0.9Calculated from current list pricing in the ModelsAtlas catalog.
05

Capabilities

CapabilityStatusWhat it means
Visual UnderstandingNot advertisedImage and document analysis support
Audio ProcessingNot advertisedSpeech and voice aligned flows
Tool Calling✓ SupportedSupports tools / function calling
Self-HostingNot advertisedDeploy outside managed APIs
Derived from catalog capability tags and supported parameters
06

Capability signals

Directional signals derived from model metadata and capability tags — not official benchmark submissions.

OpenAI: GPT-3.5 Turbo (older v0613)
MMLU Signal (Reasoning)
74signal
Coding Signal (HumanEval proxy)
93signal
Math Signal (GSM8K proxy)
74signal
Science Signal (GPQA proxy)
74signal
Estimated from metadata — not an official benchmark runAll benchmarks →Methodology →
07

Quick start

Call OpenAI: GPT-3.5 Turbo (older v0613) through an OpenAI-compatible client.

from openai import OpenAI

client = OpenAI(
    base_url="https://openrouter.ai/api/v1",
    api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
    model="openai/gpt-3.5-turbo-0613",
    messages=[{"role": "user", "content": "Explain quantum physics."}]
)

print(response.choices[0].message.content)
08

Alternatives

Closest models by context window from a different provider.

09

Sources & attribution

Pricing and metadata are maintained in the ModelsAtlas catalog.

Capability bars use metadata tags — directional estimates onlyHow we source and verify data →
10

Frequently asked questions

How much does OpenAI: GPT-3.5 Turbo (older v0613) cost?

$1.00 per 1M input tokens and $2.00 per 1M output tokens on the official OpenAI API.

What is the context window of OpenAI: GPT-3.5 Turbo (older v0613)?

OpenAI: GPT-3.5 Turbo (older v0613) supports up to 4K tokens of context.

Does OpenAI: GPT-3.5 Turbo (older v0613) support tool / function calling?

Yes, OpenAI: GPT-3.5 Turbo (older v0613) supports tool / function calling — you can register tools and the model will emit structured tool calls.

How do I access OpenAI: GPT-3.5 Turbo (older v0613)?

Use the official OpenAI API with the model id `openai/gpt-3.5-turbo-0613`. See the Quick start section above for code examples.