GPT-5.4 Nano

Name: GPT-5.4 Nano
Brand: OpenAI
SKU: gpt-5.4-nano

GPT-5.4 Nano provides text generation through PipeLLM. Use model ID gpt-5.4-nano with /v1/chat/completions.

gpt-5.4-nano

Open Relay View integration

relay/request.mjsready to route

const completion = await client.chat.completions.create({
  model: "gpt-5.4-nano",
  messages: [
    { role: "user",
      content: "Plan a multi-step task" }
  ]
});

CONTEXTN/Aprompt window

MAX OUTPUTN/Aper response

INPUT$0.20 / Mtoken price

OUTPUT$1.25 / Mtoken price

Route configuration_

Choose a supported call format.

Select a format below to view its documentation. Use the displayed converter route when calling through PipeLLM.

ENDPOINThttps://api.pipellm.aiOne base URL for OpenAI Chat Completions, Responses, Anthropic, and Gemini.

SUPPORTED CALL FORMATS

OpenAI/openai/v1/chat/completionsDocs Responses/responses/v1/responsesDocs Anthropic/anthropic/v1/messagesDocs Gemini/gemini/v1beta/models/{model}:generateContentDocs Choose a call format to open its request and response documentation.

MODEL IDgpt-5.4-nanoUse this in every request

GOVERNANCEPolicy controlledApprovals and tool rules apply

PROVIDER AVAILABILITY1 route

Provider	Context	Max output	Discount	Input / M	Output / M
OpenAI	N/A	N/A	—	$0.20 / M	$1.25 / M

Displayed pricing is per one million tokens and may vary by provider.

SUPPORTED SURFACESactive

input: textoutput: texttool usecache controlcomputer use

Relay governs model access with the same routing policy that Lens keeps visible and auditable.