Phi 3 Mini 4K
Phi 3 Mini 4K is a language model with 3.8B parameters from Microsoft. It is currently free at 1 provider with up to 4K tokens of context. Its weights are open, so it can also run locally.
- Developer
- Microsoft
- Parameters
- 3.8B
- Context
- 4K tokens
- Type
- Text
- License
- Open weights
Where to use Phi 3 Mini 4K for free
Each row is a separate free endpoint with its own limits.
| Provider | Context | Limit | Card | |
|---|---|---|---|---|
Hugging Face microsoft/Phi-3-mini-4k-instruct |
4K | Fair use (depends on server load) | No | Open |
Quick start
curl https://router.huggingface.co/v1/chat/completions \
-H "Authorization: Bearer $HUGGINGFACE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "microsoft/Phi-3-mini-4k-instruct",
"messages": [{"role": "user", "content": "Hello!"}]
}'from openai import OpenAI
client = OpenAI(
base_url="https://router.huggingface.co/v1",
api_key="YOUR_HUGGINGFACE_API_KEY",
)
reply = client.chat.completions.create(
model="microsoft/Phi-3-mini-4k-instruct",
messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://router.huggingface.co/v1",
apiKey: process.env.HUGGINGFACE_API_KEY,
});
const reply = await client.chat.completions.create({
model: "microsoft/Phi-3-mini-4k-instruct",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(reply.choices[0].message.content);Example for Hugging Face. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.
Benchmarks
This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.
Similar free models
FAQ
Is Phi 3 Mini 4K free?
Yes. As of September 26, 2026, Phi 3 Mini 4K is free at Hugging Face. Each provider has its own limits — see the table above.
What is the context window of Phi 3 Mini 4K?
The largest context among free routes is 4,096 tokens. Some providers cap it lower.
How do I call Phi 3 Mini 4K via API?
Use any OpenAI-compatible client with base URL https://router.huggingface.co/v1, model ID microsoft/Phi-3-mini-4k-instruct, and a Hugging Face key.
Is Phi 3 Mini 4K open-weight?
Yes, the weights are published — you can download and run it locally, for example with Ollama or LM Studio.