OpenAI: o3 Mini High

openai/o3-mini-high

o3 Mini High is OpenAI's budget option at $1.1/$4.4 per million input/output tokens, with a 200K-token context. It sits mid-board on capability, at #133 of 235 on the TryAii Score — its best showing is #2 on HumanEval. It's among the fastest models we track, at about 74 tokens/sec.

Prompt $/1M

$1.100

Completion $/1M

$4.400

Context

200,000 tok

Best provider

74 tok/s · OpenAI

Specs

Model id: openai/o3-mini-high
Display name: OpenAI: o3 Mini High
Modality: text+file->text
Tokenizer: GPT
Instruct type: —
Context length: 200,000
Max completion: 100,000
Prompt $/1M: $1.100
Completion $/1M: $4.400
Free tier: no

Capabilities

Function callingno
JSON modeno
System promptno
Visionno
Moderatedyes

Benchmark scores

Each axis is one benchmark, normalized to the best model in the field.

No benchmark data for this model.

Speed by provider

Provider	tok/s	TTFT	Total latency
OpenAIfastest	74	393 ms	2,134 ms
openaifastest	—	—	—

Prompt caching by provider

Provider	Min tokens to cache	Notes
OpenAI	1,024 tokens	Caching-eligible (gpt-4o-and-newer rule) but the cached-read discount is per-model (50%-98.75% platform range) and was not published for these models in the 2026-07 research — verify live pricing.