# Melious

Melious serves 5 text models on LLM API from DeepSeek, Z.ai and Moonshot AI.

Model ID prefix: `melious/` · 5 models · 3 labs
Updated: 2026-10-27
Canonical: https://llmapi.ai/providers/melious/

## Models and prices

Prices when Melious serves the request. A value in brackets is the price before the discount.

### Text (5)

Prices per 1M tokens.

| Model | Model ID | Input | Output | Cache read | Context |
| --- | --- | --- | --- | --- | --- |
| [DeepSeek V4.1 Flash](https://llmapi.ai/models/deepseek-deepseek-v4-1-flash/) | `melious/deepseek/deepseek-v4.1-flash` | $0.236 | $1.18 | $0.0118 | 1M |
| [Kimi K3](https://llmapi.ai/models/moonshotai-kimi-k3/) | `melious/kimi-k3` | $3.3629 | $16.8142 | $0.885 | 1M |
| [GLM-5.3](https://llmapi.ai/models/zhipu-glm-5-3/) (−10%) | `melious/glm-5.3` | $1.18 (list $1.3111) | $3.5399 (list $3.9332) | $0.2361 (list $0.2623) | 1M |
| [GLM-5.3-Flash](https://llmapi.ai/models/zhipu-glm-5-3-flash/) | `melious/glm-5.3-flash` | $0.118 | $0.472 | $0.0236 | 1M |
| [DeepSeek V4.1 Flash 1017](https://llmapi.ai/models/deepseek-v4-1-flash-1017/) | `melious/deepseek-v4.1-flash-1017` | $0.354 | $1.416 | $0.0354 | 1M |

**Volume pricing.** At higher monthly volume, models on Melious may cost less. Book a call and sales will quote a price for your usage. [Book a call with sales](https://meetings.hubspot.com/julia-andriienko/llmapi) or [Create an account first](https://app.llmapi.ai/signup).

## Send requests to Melious

Put `melious/` before a model ID and the request goes to Melious. If Melious’s uptime over the last 5 minutes is below 90%, it goes to another provider of the model, unless it sends `X-No-Fallback: true`. [Routing docs](https://docs.llmapi.ai/features/routing)

Example: DeepSeek V4.1 Flash, Chat Completions (`POST /v1/chat/completions`). Set LLMAPI_KEY to your LLM API key.

```python
import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

response = client.chat.completions.create(
    model="melious/deepseek/deepseek-v4.1-flash",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)
```

Prices synced 2026-10-27.

Next step: [Get API key](https://app.llmapi.ai/signup)