Poe API

GPT-5.1-Instant

OFFICIAL

OpenAI’s most flagship model optimized for conversational intelligence. It excels at natural dialogue, contextual memory, and adaptive tone, making it perfect for interactive agents, tutoring, and customer support. It balances speed, reliability, and empathy for seamless real‑time communication. Supports 128k tokens of input context.

Build with GPT-5.1-Instant using the Poe API

Start by creating an API key, for use with any bot on Poe:

Generate API key

Use it in these bots

See all

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Code samples

Responses API

import openai

client = openai.OpenAI(
    api_key = "YOUR_POE_API_KEY",  # or os.getenv("POE_API_KEY")
    base_url = "https://api.poe.com/v1",
)

response = client.responses.create(
    model = "gpt-5.1-instant",
    input = "Hello world"
)

print(response.output_text)

See the full documentation for comprehensive guidance on getting started.