DeepSeekPaidOperational

Deepseek V3.1 Terminus

API model name: deepseek-v3.1-terminus

Deepseek V3.1 Terminus is DeepSeek's chat model, served on the Api.Airforce unified API. Access it through the OpenAI-compatible API with one key, alongside 65+ other models on Api.Airforce.

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Pricing

Input / 1M tokens

—

Output / 1M tokens

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Specifications

Provider: DeepSeek
Type: chat model

What is Deepseek V3.1 Terminus used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.

Deepseek V3.1 Terminus vs. similar models

Model	Context	Input / 1M	Output / 1M
Deepseek V3.1 Terminus	—	—	—
Deepseek	64K	$0.87	$3.42
Deepseek R1	64K	$0.87	$3.42
Deepseek R1 250528	—	$0.87	$3.42

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

Related models

DeepseekDeepSeek · $0.87 / 1M Deepseek R1DeepSeek · $0.87 / 1M Deepseek R1 250528DeepSeek · $0.87 / 1M Deepseek ReasonerDeepSeek · $0.87 / 1M Deepseek V3 0324DeepSeek · Free Deepseek V3 250324DeepSeek · $0.42 / 1M Deepseek V3.1DeepSeek · $0.87 / 1M Deepseek V3.2DeepSeek · $0.20 / 1M Deepseek V3.2 FreeDeepSeek · Free Deepseek V4 FlashDeepSeek · $0.12 / 1M Deepseek V4 ProDeepSeek · $0.41 / 1M Gpt 4o AllOpenAI · $1.08 / 1M

Deepseek V3.1 Terminus — frequently asked questions

How much does Deepseek V3.1 Terminus cost?: Deepseek V3.1 Terminus is billed per generation rather than per token. See the pricing page for the current rate.
What can Deepseek V3.1 Terminus do?: Deepseek V3.1 Terminus is DeepSeek's chat model, accessible through the Api.Airforce API.
Is Deepseek V3.1 Terminus free to use?: Deepseek V3.1 Terminus is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use Deepseek V3.1 Terminus via the API?: Deepseek V3.1 Terminus is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID deepseek-v3.1-terminus with your Api.Airforce API key.
Who makes Deepseek V3.1 Terminus?: Deepseek V3.1 Terminus is DeepSeek's chat model, served through the unified Api.Airforce gateway alongside 65+ other models.

All models·Quickstart·Chat API reference

Use Deepseek V3.1 Terminus via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass deepseek-v3.1-terminus as the model.

cURL

curl https://api.airforce/v1/chat/completions \
  -H "Authorization: Bearer $AIRFORCE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v3.1-terminus",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Python

from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
    model="deepseek-v3.1-terminus",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
  model: "deepseek-v3.1-terminus",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);