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Apertis AI (Stima API)
| Property | Details | |-------|-------| | Description | Apertis AI (formerly Stima API) is a unified API platform providing access to 430+ AI models through a single interface, with cost savings of up to 50%. | | Provider Route on LiteLLM | `apertis/` | | Link to Provider Doc | [Apertis AI Website ↗](https://api.stima.tech) | | Base URL | `https://api.stima.tech/v1` | | Supported Operations | [`/
Claude Code Knowledge Pack7/10/2026
Overview
Apertis AI (Stima API)
Overview
| Property | Details |
|---|---|
| Description | Apertis AI (formerly Stima API) is a unified API platform providing access to 430+ AI models through a single interface, with cost savings of up to 50%. |
| Provider Route on LiteLLM | apertis/ |
| Link to Provider Doc | Apertis AI Website ↗ |
| Base URL | https://api.stima.tech/v1 |
| Supported Operations | /chat/completions |
What is Apertis AI?
Apertis AI is a unified API platform that lets developers:
- Access 430+ AI Models: All models through a single API
- Save 50% on Costs: Competitive pricing with significant discounts
- Unified Billing: Single bill for all model usage
- Quick Setup: Start with just $2 registration
- GitHub Integration: Link with your GitHub account
Required Variables
os.environ["STIMA_API_KEY"] = "" # your Apertis AI API key
Get your Apertis AI API key from api.stima.tech.
Usage - LiteLLM Python SDK
Non-streaming
from litellm import completion
os.environ["STIMA_API_KEY"] = "" # your Apertis AI API key
messages = [{"content": "What is the capital of France?", "role": "user"}]
# Apertis AI call
response = completion(
model="apertis/model-name", # Replace with actual model name
messages=messages
)
print(response)
Streaming
from litellm import completion
os.environ["STIMA_API_KEY"] = "" # your Apertis AI API key
messages = [{"content": "Write a short poem about AI", "role": "user"}]
# Apertis AI call with streaming
response = completion(
model="apertis/model-name", # Replace with actual model name
messages=messages,
stream=True
)
for chunk in response:
print(chunk)
Usage - LiteLLM Proxy Server
1. Save key in your environment
2. Start the proxy
model_list:
- model_name: apertis-model
litellm_params:
model: apertis/model-name # Replace with actual model name
api_key: os.environ/STIMA_API_KEY
Supported OpenAI Parameters
Apertis AI supports all standard OpenAI-compatible parameters:
| Parameter | Type | Description |
|---|---|---|
messages | array | Required. Array of message objects with 'role' and 'content' |
model | string | Required. Model ID from 430+ available models |
stream | boolean | Optional. Enable streaming responses |
temperature | float | Optional. Sampling temperature |
top_p | float | Optional. Nucleus sampling parameter |
max_tokens | integer | Optional. Maximum tokens to generate |
frequency_penalty | float | Optional. Penalize frequent tokens |
presence_penalty | float | Optional. Penalize tokens based on presence |
stop | string/array | Optional. Stop sequences |
tools | array | Optional. List of available tools/functions |
tool_choice | string/object | Optional. Control tool/function calling |
Cost Benefits
Apertis AI offers significant cost advantages:
- 50% Cost Savings: Save money compared to direct provider costs
- Unified Billing: Single invoice for all your AI model usage
- Low Entry: Start with just $2 registration
Model Availability
With access to 430+ AI models, Apertis AI provides:
- Multiple providers through one API
- Latest model releases
- Various model types (text, image, video)