openopen-weightsReleased 2025-04
Phi-4-reasoning-plus
By Microsoft · Best small (14B) open reasoning model.
Input / 1M
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Output / 1M
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Context
32K tokens
Max output
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Phi-4-reasoning-plus pricing
Phi-4-reasoning-plus is an open-weights model (MIT) — you can self-host it, so there is no fixed per-token API price; hosted-provider rates vary.
Estimate your monthly cost →Phi-4-reasoning-plus benchmarks
AIME 202577.7%
GPQA Diamond63.4%
LiveCodeBench68.8%
Specs
- Maker
- Microsoft
- Category
- open
- Released
- 2025-04
- Modalities
- text
- Open weights
- Yes (MIT)
- Context window
- 32K tokens
- Max output
- —
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Data verified 2026-06-20. Prices are standard USD API rates per 1M tokens.