Microsoft: Phi 4
The Microsoft Phi 4 is a text-based AI model with a context length of 16,384 tokens and a maximum completion token count of 14,745. It supports input through plain text only. Considering the price point, the Microsoft Phi 4 may be worth shortlisting for organizations or individuals with large-scale text processing needs that don't require structured output or reasoning capabilities. The model's blended benchmark score of 6.0 across one benchmark suggests it can handle complex tasks within its scope, but further evaluation is needed to confirm its performance in specific applications. With a pricing structure of $0.07 per million input tokens and $0.14 per million output tokens, users must weigh the costs against their project requirements.
Benchmark results
Independent, published benchmarks. Blended score 6.0 across 1 benchmark, last refreshed 2026-09-04. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 7.5 |
- Model ID
- microsoft/phi-4
- Vendor
- microsoft
- Released
- January 2025
- Tokenizer
- Other
- Input Modalities
- text
- Output Modalities
- text
- Max Output
- 14,745 tokens
- Tool Calling
- not supported
- Structured Output
- ✓ supported
- Reasoning Mode
- not supported
- Vision
- text only
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.07/M input and $0.14/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.04 |
| A month of a busy support chatbot | 5M in / 2M out | $0.63 |
Similar models
Quick answers
- How much does Microsoft: Phi 4 cost?
- $0.07 per million input tokens and $0.14 per million output tokens.
- What is Microsoft: Phi 4's context window?
- 16,384 tokens, roughly 24 pages of text in a single request.
- Does Microsoft: Phi 4 support tool calling?
- It supports structured output.
- Can Microsoft: Phi 4 process images?
- No, it is text-only on the input side.