Model Price Index
Updated 2026-07-14 · Changelog

GPT-3.5 Turbo

OpenAILegacy

OpenAI's widely recognized GPT-3.5 Turbo (an alias of the -0125 snapshot), long the default low-cost chat model and a common price reference point. Deprecated: shuts down 2026-10-23, replaced by GPT-5.4 mini.

$0.50

Input

$1.50

Output

per 1M tokens

Ratesper 1M tokens

Input$0.50
Output$1.50

Estimate Your Monthly Cost

A request with input and output tokens, requests / month at a % cache hit rate $57.50/mo

Compare all models at this workload →

Excludes cache writes and batch discounts.

Also routable via OpenRouter at the same list price. OpenRouter adds a 5.5% platform fee on pay-as-you-go credits (verified 2026-07-08).

Specifications

API Model IDgpt-3.5-turbo
Context Window16K tokens
Max Output4K tokens
Modalitiestext
Capabilitiestool-use · streaming · json-mode · code

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GPT-5.6 Sol · GPT-5.6 Terra · GPT-5.6 Luna · GPT-5.5 Pro · GPT-5.5 · GPT-5.4 Pro · GPT-5.4 · GPT-5.4 mini ·