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OpenAI: GPT Chat Latest API Pricing

OpenAI: GPT Chat Latest is an API model from openai. It costs $5 per 1M input tokens and $30 per 1M output tokens, with cached input at $0.5. Its context window is 400,000 tokens with up to 128,000 output tokens. A workload of 10M input + 2M output tokens costs about $110 per month. The official openai list price is $5 input / $30 output per 1M tokens, which matches the catalog price tracked here.
Input
$5
per 1M tokens
Output
$30
per 1M tokens
Cached input
$0.5
per 1M tokens
Context window
400K
400,000 tokens
Blended (80/20)
$10
per 1M tokens

GPT Chat Latest points to OpenAI's stable API alias `chat-latest` that always resolves to the latest Instant chat model used in ChatGPT. As OpenAI rolls out new Instant model updates...

How much does OpenAI: GPT Chat Latest cost for a real workload?

At 10M input + 2M output tokens per month, OpenAI: GPT Chat Latest costs about $110 ($50 input + $60 output). Try your own volumes in the cost calculator.

What is the official OpenAI: GPT Chat Latest price?

Official (openai)Catalog (OpenRouter)
Input /1M$5$5
Output /1M$30$30
Cached input /1M$0.5$0.5

✓ Matches the official list price. Source: openai official pricing page, checked 2026-10-21.

What are cheaper alternatives to OpenAI: GPT Chat Latest?

Where to run OpenAI: GPT Chat Latest

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

Disclosure: links to these platforms may be affiliate links — if you sign up or buy through them, LLMPrices may earn a commission at no extra cost to you.

Compare OpenAI: GPT Chat Latest with other models

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Frequently asked questions

How much does OpenAI: GPT Chat Latest cost?

OpenAI: GPT Chat Latest costs $5 per 1M input tokens and $30 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $110.

What is the context window of OpenAI: GPT Chat Latest?

OpenAI: GPT Chat Latest has a context window of 400,000 tokens and can return up to 128,000 output tokens per response.

What are cheaper alternatives to OpenAI: GPT Chat Latest?

Cheaper models include OpenAI: GPT-6 Astra (batch) ($5 in / $25 out), OpenAI: GPT-6 Astra Pro (batch) ($5 in / $25 out), Anthropic: Claude Fable 5.1 (batch) ($5 in / $25 out). See the full list on this page.

Is OpenAI: GPT Chat Latest free to use?

No. OpenAI: GPT Chat Latest is a paid model at $5 input / $30 output per 1M tokens. 21 free models are listed on the free models page.

What is the official price of OpenAI: GPT Chat Latest?

On openai's official pricing page (checked 2026-10-21), OpenAI: GPT Chat Latest is listed at $5 per 1M input tokens and $30 per 1M output tokens. The catalog price tracked on this page matches it exactly.

Provider: openai · Model ID: openai/gpt-chat-latest · Modality: text+image+file->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices