Uncensored K2 API

Kimi K2 API: an independent guide and a drop-in alternative

A direct, self-hosted alternative to the Kimi K2 API. Use standard OpenAI SDKs to access an uncensored model with a 64k context window and transparent pay-as-you-go pricing.

Get API key Read the docs

curl https://api.kimik2api.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "uncensored",
    "messages": [{"role": "user", "content": "Write a blunt product review of a cheap VPN."}]
  }'

from openai import OpenAI

client = OpenAI(base_url="https://api.kimik2api.com/v1", api_key="YOUR_KEY")

resp = client.chat.completions.create(
    model="uncensored",
    messages=[{"role": "user", "content": "Summarise this thread without softening it."}],
)
print(resp.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({ baseURL: "https://api.kimik2api.com/v1", apiKey: process.env.API_KEY });

const resp = await client.chat.completions.create({
  model: "uncensored",
  messages: [{ role: "user", content: "Draft a villain monologue for my game." }],
});
console.log(resp.choices[0].message.content);

OpenAI-compatible endpoints
No monthly subscription fees
$0.50 free trial credit

What you get

Drop-in Compatibility

Connect using your existing OpenAI SDK client. Change the base URL and API key, then run the same code without modifying your application logic.

Large Context Window

Process up to 64,000 tokens per request. Handle long documents, extended conversations, or complex codebases without hitting early context limits.

Transparent Pricing

Pay only for what you use. Input tokens cost $0.25 per million, and output tokens cost $1.00 per million. No hidden subscription tiers.

Instant Access

Start testing immediately with a free trial. No credit card is required to receive $0.50 of trial credit, which expires after 7 days.

Streaming & Tools

Supports streaming responses via SSE and tool/function calling. Integrate dynamic capabilities directly into your LLM workflows.

Privacy Focused

Your prompts are not used for training. Secure your account with just an email and password, keeping your data usage private.

What people build with it

Creative Writing

Generate stories, scripts, or roleplay dialogue without content filters blocking mature or unconventional themes. Ideal for developers building narrative engines that need full creative freedom.

Code Analysis

Process large codebases within the 64k context limit. The model provides direct answers without refusing to discuss controversial or complex technical topics.

Research & Summarization

Feed extensive research papers or long transcripts into the API. Get comprehensive summaries that ignore standard safety refusals on edge-case topics.

AI Agent Backends

Power autonomous agents that need to call tools and reason through complex tasks. The uncensored nature allows for more flexible decision-making in agent loops.

How it works

Create Account

Configure Client

Update your OpenAI SDK configuration to point to https://api.kimik2api.com/v1 and inject your new API key.

Send Request

Call the /v1/chat/completions endpoint with model ID 'uncensored' and start generating text.

What is the Kimi K2 API?

Developers searching for the kimi k2 api are often looking for a specific large language model with high performance and a massive context window. This site provides an independent, self-hosted alternative that runs an uncensored large language model. While it is not the official Kimi service, it offers an OpenAI-compatible interface that accepts the same client code.

The model is open-weight and tuned to answer without content refusals, making it suitable for lawful adult use, security research, or creative writing. It supports streaming and tool calling, ensuring that your existing infrastructure can connect to this new backend with minimal code changes. By decoupling from the original vendor, you gain access to a transparent billing model without monthly commitments.

Why Choose an Uncensored K2 Alternative?

Standard API providers often apply broad content filters that can reject valid requests for controversial, mature, or niche topics. An uncensored kimi k2 alternative removes these arbitrary boundaries, allowing the model to generate text based purely on its training data. This is particularly useful for applications where creative freedom is paramount, such as roleplaying bots or uncensored news summarization.

Unlike aggregation layers that mask multiple models, we provide a single, consistent uncensored LLM. You know exactly what you are getting: a large context window of 64,000 tokens and a straightforward pay-as-you-go structure. This transparency helps you predict costs accurately without worrying about hidden tier limits.

OpenAI SDK Compatibility

Our API is designed to be a drop-in replacement for the OpenAI ecosystem. By updating your base_url to https://api.kimik2api.com/v1 and providing your API key, you can use the official OpenAI Python or Node.js SDKs without rewriting your request logic.

The endpoint POST /v1/chat/completions handles all text generation tasks. You can enable streaming by setting the appropriate flag in your client, and you can pass function definitions for tool calling. Note that we do not offer embeddings, image generation, or audio processing. This is a pure text-in, text-out API focused on chat completions.

Pricing: $0.25/$1.00 per 1M Tokens

We believe in simple, usage-based billing. There are no monthly subscriptions and no annual commitments. You preload credit into your account, and it never expires. The rate for input tokens is $0.25 per million tokens, and output tokens are $1.00 per million tokens. This is a competitive rate for an uncensored model with a 64k context window.

You can top up your account starting from $10 using a credit card or cryptocurrency. We offer bonus credits for larger deposits: +5% for deposits of $50 or more, and +10% for deposits of $100 or more. This structure ensures you get more compute power for your money as you scale your usage.

Questions and answers

Is this the official Kimi K2 API?

No, this is an independent service running an uncensored open-weight model. We use an OpenAI-compatible protocol, so your code works, but we are not affiliated with the original Kimi provider. We do not serve the exact same proprietary model as the official vendor.

Do I need a credit card for the free trial?

No. You can sign up with just an email and password to receive $0.50 of trial credit. The trial is valid for 7 days, and no card is required to start testing the API immediately.

What is the context window size?

The model supports a context window of 64,000 tokens. This includes both the input prompt and the generated completion, allowing you to process very long documents or maintain extensive conversation histories.

Can I use this for commercial projects?

Yes. The model is tuned to allow lawful adult content and controversial topics, making it suitable for various commercial applications. There are no usage restrictions beyond the hard block on sexual content involving minors.

Who is this API NOT for?

This API is not for you if you need embeddings, image generation, audio processing, or fine-tuning capabilities. We also do not offer SLA guarantees, SOC2 certifications, or on-prem deployment options. If you require a specific vendor's proprietary model (like GPT-4 or Claude), this is not that service.

Your key is one form away

Create an account, copy the key, change the base URL. That is the whole setup.

Get API key