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OpenAI: GPT-3.5 Turbo (older v0613)

openai/gpt-3.5-turbo-0613

CHAT High tier Chat Proprietary (API-only)

OpenAI: GPT-3.5 Turbo (older v0613) (openai/gpt-3.5-turbo-0613) is a chat model from openrouter with a 4.1K-token context window; proprietary (API-only); capabilities tools; input text; output text.

4.1KContext
4.1KMax output
$1$ / 1M in

Pricing

Input
$1 / 1M tokens
Output
$2 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.

Indicative US list price — a reference only, verify with the vendor. Source: openrouter. Last verified 2026-07-24.

Specifications

Context window
4,095 tokens (4.1K)
Max output
4,096 tokens
Weights
Proprietary (API-only)
Input modalities
text
Output modalities
text
Knowledge cutoff
2021-09-30
Release date
2024-01-25

Capabilities

tools

Provenance

committedmodels-devopenrouter-api
Last verified: 2026-10-30

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