GPT-5.2 Chat
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on September 30, 2026· 217 models
GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- 128 K tokens
- Max output
- 32 K
- Input, $ per 1M tokens
- $1.75
- Output, $ per 1M tokens
- $14.00
- Cache read, $ per 1M
- $0.175
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- 12/10/2025
- Knowledge cutoff
- —
- API id
- openai/gpt-5.2-chat
Summary from the data
GPT-5.2 Chat is a OpenAI model available by API since 12/10/2025. It costs $1.75 per million input tokens and $14.00 per million output tokens, accepts 128 K tokens of context and generates up to 32 K tokens per response. Input: PDF / file, image, text; output: text. It has no reasoning mode. It supports tool calling. With 10,000 requests a month of 1,500 input and 400 output tokens it would cost about $82.25 a month.
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Frequently asked questions
How much does GPT-5.2 Chat cost per million tokens?
GPT-5.2 Chat costs $1.75 per million input tokens and $14.00 per million output tokens (USD, list price). Cache read: $0.175. Batch tier: not published.
What context window does GPT-5.2 Chat have?
GPT-5.2 Chat accepts 128 K tokens of context per request and generates up to 32 K tokens per response.
Does GPT-5.2 Chat accept images, audio or files?
Input: PDF / file, image, text. Output: text.
Does GPT-5.2 Chat have a reasoning mode and tool calling?
It has no reasoning mode. It supports tool calling.
When was GPT-5.2 Chat released and what is its knowledge cutoff?
GPT-5.2 Chat has been available by API since 12/10/2025. Knowledge cutoff: not published.
What would an app built on GPT-5.2 Chat cost?
With 10,000 requests a month of 1,500 input and 400 output tokens, GPT-5.2 Chat would cost about $82.25 a month at list price, without cache or batch discounts.
What is the API id of GPT-5.2 Chat?
The id is openai/gpt-5.2-chat. It is the name passed in the model parameter of the API (or on OpenRouter).
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.