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AI Atlas
ModelDeprecatedProprietary

gpt-3.5-turbo

OpenAIdevelopers.openai.com/api/docs/models/gpt-3.5-tu

Legacy GPT model for cheaper chat and non-chat tasks

quality72

Updated 19 min ago · first seen 11 Sept 2026

model_01M293V78K66F7NP209Q472P46

Context
4.1K tokens
T2 · 19 min ago
Released
25 Jan 2024
T2 · 19 min ago
Knowledge cutoff
Sept 2021
T2 · 19 min ago

Specification

Release date
25 Jan 2024

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Status
deprecated

Source:OpenAI Platform docsT1observed 37 min agohigh

Openness
proprietary

Source:OpenAI Platform docsT1observed 37 min agohigh

Context window
4.1K tokens

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Max output
3.69K tokens

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Knowledge cutoff
Sept 2021

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Modalities
text

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Input modalities
text

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Output modalities
text

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Tokenizer
GPT

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

API model id
gpt-3.5-turbo

Source:OpenAI Platform docsT1observed 37 min agohigh

Deprecation date
22 Apr 2026

Source:OpenAI Platform docsT1observed 37 min agohigh

Retirement date
23 Oct 2026

Source:OpenAI Platform docsT1observed 37 min agohigh

Retirement tentative
No

Source:OpenAI Platform docsT1observed 37 min agohigh

Official page

Source:OpenAI Platform docsT1observed 37 min agohigh

Openrouter id
openai/gpt-3.5-turbo-0613

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Retired snapshots
gpt-3.5-turbo-0125, gpt-3.5-turbo-0301, gpt-3.5-turbo-0613, gpt-3.5-turbo-1106

Source:OpenAI Platform docsT1observed 37 min agohigh

Supported parameters
frequency_penalty, logit_bias, logprobs, max_completion_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p

Source:OpenRouter public model & pricing listingT2observed 19 min agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

21

Source tiers

T1T29 / 12

Freshest observation

19 min ago

Conflicts

None