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retired

GPT-5.1 Chat Latest

openai/gpt-5-1-chat

Prices

Input

$1.25 per 1M tokens

low
Input (cached read, priority)

$0.25 per 1M tokens

low
Input (cached read)

$0.125 per 1M tokens

low
Input (priority)

$2.50 per 1M tokens

low
Output

$10.00 per 1M tokens

low
Output (priority)

$20.00 per 1M tokens

low
Web search (context size: high)

$0.01 per query

low
Web search (context size: low)

$0.01 per query

low
Web search (context size: medium)

$0.01 per query

low

Also available on

The same model, sold by someone else. The price above is the maker's own.

4 sales channels for this model.
ChannelWhatPrice
Microsoft AzureInput$1.25 per 1M tokens
Input (cached read, priority)$0.25 per 1M tokens
Input (cached read)$0.125 per 1M tokens
Input (cached read) (region: eu)$0.1375 per 1M tokens
Input (cached read) (region: global)$0.125 per 1M tokens
Input (cached read) (region: us)$0.1375 per 1M tokens
Input (priority)$2.50 per 1M tokens
Input (region: eu)$1.38 per 1M tokens
Input (region: global)$1.25 per 1M tokens
Input (region: us)$1.38 per 1M tokens
Output$10.00 per 1M tokens
Output (priority)$20.00 per 1M tokens
Output (region: eu)$11.00 per 1M tokens
Output (region: global)$10.00 per 1M tokens
Output (region: us)$11.00 per 1M tokens
Other · merge-gatewayInput$1.25 per 1M tokens
Input (cached read)$0.125 per 1M tokens
Output$10.00 per 1M tokens
Other · orcarouterInput$1.25 per 1M tokens
Input (cached read)$0.125 per 1M tokens
Output$10.00 per 1M tokens
Other · zenmuxInput$1.25 per 1M tokens
Input (cached read)$0.12 per 1M tokens
Output$10.00 per 1M tokens

Specifications

Provider
openai
Context window
128,000
Max output tokens
16,384
Open weights
no
Released
11/13/2025
Retires
07/23/2026
First seen by this tracker

Price history

No price of this model has changed since we started tracking it.

Input (cached read)
0.125 per 1M tokens, unchanged since 09/14/2026
Input (cached read, priority)
0.25 per 1M tokens, unchanged since 09/14/2026
Input
1.25 per 1M tokens, unchanged since 09/14/2026
Input (priority)
2.5 per 1M tokens, unchanged since 09/14/2026
Output
10 per 1M tokens, unchanged since 09/14/2026
Output (priority)
20 per 1M tokens, unchanged since 09/14/2026
Web search (context size: high)
0.01 per query, unchanged since 09/14/2026
Web search (context size: low)
0.01 per query, unchanged since 09/14/2026
Web search (context size: medium)
0.01 per query, unchanged since 09/14/2026

Last updated 10/04/2026, 02:10