GPT Luna Latest

openai/gpt-luna-latest

This model always redirects to the latest model in the GPT Luna family.

InputFileImageText
OutputText
Input / Outputclub$0.106 / $0.53per 1M tokens · USD
Context window1.1Mtoken
Maximum output128Ktoken

Pricing

Current model usage rates. Choose your plan to see its published prices.

Pricing
UsagePricing
InputUS$0.106/ 1M token
InputInput length ≥ 272,001 tokensUS$0.212/ 1M token
Cache readUS$0.0106/ 1M token
Cache readInput length ≥ 272,001 tokensUS$0.0212/ 1M token
Cache writeUS$0.1325/ 1M token
Cache writeInput length ≥ 272,001 tokensUS$0.265/ 1M token
OutputUS$0.53/ 1M token
OutputInput length ≥ 272,001 tokensUS$0.795/ 1M token

Membership and model usage are billed separately. Compare plans

Capabilities

Input
FileImageText
Output
Text
Context window
1,050,000 token
Maximum output
128,000 token
Reasoning
max · xhigh · high · medium · low · none

Providers

Model supply available through Vecbase.

Via OpenRouter

Access is subject to your account’s permissions and model availability.

Frequently asked questions

What is GPT Luna Latest, and who develops it?

GPT Luna Latest is a model from OpenAI. Its model ID on Vecbase is openai/gpt-luna-latest. This model always redirects to the latest model in the GPT Luna family.

How much does GPT Luna Latest cost on Vecbase?

For GPT Luna Latest, the Club plan lists USD 0.106 per 1 million input tokens and USD 0.53 per 1 million output tokens, as of 10/22/2026, 9:28:00 PM UTC. See the pricing table for cache rates, input-length tiers and other usage types. Membership fees are separate.

How many tokens fit in GPT Luna Latest’s context window?

GPT Luna Latest has a context window of 1,050,000 tokens. Input and output must fit within the limits of the API you use.

What is the maximum output length for GPT Luna Latest?

GPT Luna Latest can generate up to 128,000 tokens per response. Your API or request settings may set a lower limit.

Can GPT Luna Latest call tools in an agent workflow?

Yes. GPT Luna Latest supports tool calling. Your application provides the tool definitions and runs the tools the model requests.

Does GPT Luna Latest support structured outputs?

Yes. GPT Luna Latest supports structured output. Set the required format in your API request and check the returned data before using it.

Which input and output formats does GPT Luna Latest support?

GPT Luna Latest accepts File, Image, and Text and produces Text.

Which providers make GPT Luna Latest available through Vecbase?

Vecbase offers GPT Luna Latest through OpenRouter. Availability may vary by provider.

Which model ID should an agent use to request GPT Luna Latest?

Use openai/gpt-luna-latest as the model identifier for GPT Luna Latest. See Vecbase’s API documentation for authentication, required inputs and supported request formats.

Which reasoning settings are listed for GPT Luna Latest?

GPT Luna Latest supports these reasoning levels: max, xhigh, high, medium, low, and none. Available options depend on your API.

What does an agent need to access GPT Luna Latest through Vecbase?

To use GPT Luna Latest, you need an authenticated account with the required permissions, sufficient balance and the relevant capability enabled. See the documentation for setup.

Is a release date available for GPT Luna Latest?

We do not yet have a confirmed release date for GPT Luna Latest.

Which models can I compare with GPT Luna Latest on Vecbase?

You can compare GPT Luna Latest with GPT Mini Latest (openai/gpt-mini-latest), GPT-5.5 (openai/gpt-5.5), and GPT-5.6 Luna (openai/gpt-5.6-luna). Check their capabilities and prices to find the best fit for your task.