Updated 9 Nov · updated in the last 30 hours

OpenAI GPT-3.5 Turbo API Pricing

OpenAI GPT-3.5 Turbo API pricing: $0.50 per 1M tokens for input and $1.50 per 1M tokens for output, from OpenRouter. Published Last checked · Source (data) · Methodology

No OpenRouter listing recorded after 24 Oct 2026; the price above is the last one listed, not a current price.

OpenRouter: Amount worked out from the source page: $0.50 per 1M tokens, in USD · as shown in the United States on 24 Oct 2026 · the page does not say whether tax is included; we do not assume it is excluded · no price change seen since 16 Oct 2026.

Data as of9 Nov 2026Prices checked 9 Nov 2026 · test requests to 8 Nov 2026Data & API
Task receipt: OpenRouter: $0.084; Published batch: $0.042 Calculated · Document analysis Assumption: 3 steps; initial input 50,500 tokens; growth 2,500 tokens/step; visible output 1,000 tokens/step. Month: 14,600 tasks. No hidden reasoning or retries. Formula: sum of input, output, cache reads and cache writes × their published rates / 1M. Each step uses its own context tier. Missing cache or batch prices are Unknown.
Task receipt.Calculated · Document analysis Assumption: 3 steps; initial input 50,500 tokens; growth 2,500 tokens/step; visible output 1,000 tokens/step. Month: 14,600 tasks. No hidden reasoning or retries. Formula: sum of input, output, cache reads and cache writes × their published rates / 1M. Each step uses its own context tier. Missing cache or batch prices are Unknown. Open image · Explore the chart · Measured Lab · CC BY 4.0
See cost receipt

Prices USD per 1M tokens, as listed

No longer listed: last listed prices

  • $0.50Input per 1M tokens, through OpenRouter Published
  • $1.50Output per 1M tokens, through OpenRouter Published
  • $0.25Batch input per 1M tokens, through OpenRouter Published
All prices by channel
Price per 1M tokensProvider directThrough OpenRouterPrevious prices by channel
Input—$0.50 Published—
Output—$1.50 Published—
Batch · input / output—$0.25 / $0.75 Published—

Input price through OpenRouter, 16 Oct 2026 – 24 Oct 2026

16 Oct 2026$0.50 throughout24 Oct 2026

Context window16,385tokens Published
Max output4,096tokens Published

How we got this number

  • What we read: the published price on openrouter.ai/api/v1/models
  • Checked: ; tracked since 16 Oct 2026
  • Shown in: the United States
  • Checks so far: 9 checks since 16 Oct 2026
  • What changed: no price change since 16 Oct 2026
  • Page updated:

Other measured facts

QuestionAnswerCheckedStatus
How much does OpenAI GPT-3.5 Turbo cost per 1M output tokens on OpenRouter?$1.50 per 1M tokensPublished
What is the context window of OpenAI GPT-3.5 Turbo on OpenRouter, in tokens?16,385 tokensPublished
What is the maximum output length of OpenAI GPT-3.5 Turbo on OpenRouter, in tokens?4,096 tokensPublished

History

Same price in all 9 checks since 16 Oct 2026.

  1. — First check: $0.50 per 1M tokens

The source record lists $0.0000005 per token ($0.50 per 1M tokens), fetched on 24 Oct 2026.

The source record, as published
"prompt":"0.0000005"
What the source says · openrouter.ai

Latest briefings each price change recalculated as a task cost

  1. DeepSeek V4 Pro 0813: price rise input $0.115 → $0.111 per 1M tokens (-3 %), output $4.00 → $4.44 per 1M tokens (+11 %)
  2. DeepSeek V4.1 Flash 1017: price cut input $0.300 → $0.0060 per 1M tokens (-98 %), output $1.20 → $0.500 per 1M tokens (-58 %)
  3. MoonshotAI Kimi K2.5: price rise input $0.500 → $0.532 per 1M tokens (+6 %), output $2.50 → $3.33 per 1M tokens (+33 %)

All briefings

Record history — 36 records for 4 questions
Last record
Shown in
the United States
How much does OpenAI GPT-3.5 Turbo cost per 1M input tokens on OpenRouter?
TimeValueStatus
24 Oct 2026$0.50 per 1M tokensPublished
23 Oct 2026$0.50 per 1M tokensPublished
22 Oct 2026$0.50 per 1M tokensPublished
21 Oct 2026$0.50 per 1M tokensPublished
20 Oct 2026$0.50 per 1M tokensPublished
19 Oct 2026$0.50 per 1M tokensPublished
18 Oct 2026$0.50 per 1M tokensPublished
17 Oct 2026$0.50 per 1M tokensPublished
16 Oct 2026$0.50 per 1M tokensPublished
How much does OpenAI GPT-3.5 Turbo cost per 1M output tokens on OpenRouter?
TimeValueStatus
24 Oct 2026$1.50 per 1M tokensPublished
23 Oct 2026$1.50 per 1M tokensPublished
22 Oct 2026$1.50 per 1M tokensPublished
21 Oct 2026$1.50 per 1M tokensPublished
20 Oct 2026$1.50 per 1M tokensPublished
19 Oct 2026$1.50 per 1M tokensPublished
18 Oct 2026$1.50 per 1M tokensPublished
17 Oct 2026$1.50 per 1M tokensPublished
16 Oct 2026$1.50 per 1M tokensPublished
What is the context window of OpenAI GPT-3.5 Turbo on OpenRouter, in tokens?
TimeValueStatus
24 Oct 202616,385 tokensPublished
23 Oct 202616,385 tokensPublished
22 Oct 202616,385 tokensPublished
21 Oct 202616,385 tokensPublished
20 Oct 202616,385 tokensPublished
19 Oct 202616,385 tokensPublished
18 Oct 202616,385 tokensPublished
17 Oct 202616,385 tokensPublished
16 Oct 202616,385 tokensPublished
What is the maximum output length of OpenAI GPT-3.5 Turbo on OpenRouter, in tokens?
TimeValueStatus
24 Oct 20264,096 tokensPublished
23 Oct 20264,096 tokensPublished
22 Oct 20264,096 tokensPublished
21 Oct 20264,096 tokensPublished
20 Oct 20264,096 tokensPublished
19 Oct 20264,096 tokensPublished
18 Oct 20264,096 tokensPublished
17 Oct 20264,096 tokensPublished
16 Oct 20264,096 tokensPublished
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Explore the numbers

GPT-3.5 Turbo

OpenRouter$0.084Published batch$0.042$0.00$0.05$0.10OpenRouter$0.084Published batch$0.042$0.00$0.05$0.10
OpenRouter$1,226.40Published batch$613.20$0$500$1,000$1,500OpenRouter$1,226.40Published batch$613.20$0$500$1,000$1,500

Calculated · Document analysis

Assumption: 3 steps; initial input 50,500 tokens; growth 2,500 tokens/step; visible output 1,000 tokens/step. Month: 14,600 tasks. No hidden reasoning or retries.

Formula: sum of input, output, cache reads and cache writes × their published rates / 1M. Each step uses its own context tier. Missing cache or batch prices are Unknown.

Fresh input · Visible output · Cache read · Cache write

Sources: this page; published model prices (data (JSON)); task assumptions (data (JSON)). Published prices · Observed responses · Calculated scenarios · Assumptions stated with each chart.