Specification

Release date: 12 Feb 2025
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Status: deprecated
Source:Artificial AnalysisT2observed 3 h agomedium
Openness: proprietary
Source:Artificial AnalysisT2observed 3 h agomedium
Context window: 200K tokens
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Max output: 100K tokens
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Knowledge cutoff: Oct 2023
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Modalities: text
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Input modalities: text
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Output modalities: text
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Tokenizer: GPT
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
File input: Yes
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Aa median output tokens per second: 217.7
Source:Artificial AnalysisT2observed 3 h agomedium
Openrouter id: openai/o3-mini-high
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Supported parameters: include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, tool_choice, tools
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

18

Source tiers

T218

Freshest observation

3 h ago

Conflicts

None

Modalities

Modalities: text
Input: text
Output: text

Capabilities

Tool calling
Yes
OpenRouter public model & pricing listing · T2
Structured output
Yes
OpenRouter public model & pricing listing · T2
Reasoning
Yes
OpenRouter public model & pricing listing · T2
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable

Context window: 200K tokens
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Max output: 100K tokens
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Knowledge cutoff: Oct 2023
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium
Tokenizer: GPT
Source:OpenRouter public model & pricing listingT2observed 4 h agomedium

Benchmark results
Benchmark	Score	Metric	Config	Evaluated	Source
τ²-bench	31.29%	pass^1	aa_slug=o3-mini-high · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
Aider polyglot	93.3%	percent_cases_well_formed	date=2025-01-31 · command=aider --model o3-mini --reasoning-effort high · dirname=2025-01-31-20-42-47--o3-mini-diff-high · versions=0.72.4.dev	31 Jan 2025	aider.chatT2
Aider polyglot	60.4%	pass_rate_2	date=2025-01-31 · command=aider --model o3-mini --reasoning-effort high · dirname=2025-01-31-20-42-47--o3-mini-diff-high · versions=0.72.4.dev	31 Jan 2025	aider.chatT2
Artificial Analysis Intelligence Index	10.96	index	aa_slug=o3-mini-high · version=4.3 · estimated=false	—	artificialanalysis.aiT2
GPQA	77.27%	accuracy	aa_slug=o3-mini-high · variant=GPQA Diamond · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
Humanity's Last Exam	12.04%	accuracy	aa_slug=o3-mini-high · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
IFBench	67.14%	accuracy	aa_slug=o3-mini-high · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
SciCode	42.82%	accuracy	aa_slug=o3-mini-high · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
Terminal-Bench	0%	accuracy	aa_slug=o3-mini-high · variant=v4.0 · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
Terminal-Bench	4.49%	accuracy	aa_slug=o3-mini-high · variant=v2.1 · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2
Terminal-Bench	6.06%	accuracy	aa_slug=o3-mini-high · variant=hard · evaluator=Artificial Analysis · index_version=4.3	—	artificialanalysis.aiT2

Scores are reported as published, with their evaluation configuration (harness, prompting, judge). Results with different configs are not directly comparable — see methodology.

Current prices

Current prices per 1M tokens
Provider	Input / 1M	Output / 1M	Cached in	Batch in / out	Context	Observed	Source
OpenAI APIopenai/o3-mini-high	$1.1	$4.4	$0.55	—	200K	1 h ago	openrouter.aiT2

USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.

Available through 1

OpenAI API

Price history

Input price · USD / 1M tokens

Output price · USD / 1M tokens

OpenAI API

No hardware estimate available

Estimates need a parameter count; this model has none recorded from a source.

No lineage recorded

Lineage comes from explicit `derived_from`, `fine_tuned_from`, `distilled_from` and `quantized_from` relations stated by sources.

Papers 0

No papers linked yet.

Repositories 0

No repositories linked yet.

As of

Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.

Claim history

15 claims · 15 properties

Release daterelease_date1

Claim history for Release date
Value	Valid from → to	Status	Source	Confidence	Extractor
12 Feb 2025	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Context windowcontext_length1

Claim history for Context window
Value	Valid from → to	Status	Source	Confidence	Extractor
200K tokens	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Max outputmax_output_tokens1

Claim history for Max output
Value	Valid from → to	Status	Source	Confidence	Extractor
100K tokens	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Knowledge cutoffknowledge_cutoff1

Claim history for Knowledge cutoff
Value	Valid from → to	Status	Source	Confidence	Extractor
Oct 2023	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Modalitiesmodalities1

Claim history for Modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Input modalitiesmodalities_input1

Claim history for Input modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Output modalitiesmodalities_output1

Claim history for Output modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Tokenizertokenizer1

Claim history for Tokenizer
Value	Valid from → to	Status	Source	Confidence	Extractor
GPT	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Descriptiondescription1

Claim history for Description
Value	Valid from → to	Status	Source	Confidence	Extractor
OpenAI o3-mini-high is the same model as [o3-mini](/openai/o3-mini) with reasoning_effort set to high. o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and...	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

File inputfile_input1

Claim history for File input
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Openrouter idopenrouter_id1

Claim history for Openrouter id
Value	Valid from → to	Status	Source	Confidence	Extractor
openai/o3-mini-high	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Reasoningreasoning1

Claim history for Reasoning
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Structured outputstructured_output1

Claim history for Structured output
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Supported parameterssupported_parameters1

Claim history for Supported parameters
Value	Valid from → to	Status	Source	Confidence	Extractor
include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, tool_choice, tools	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Tool callingtool_calling1

Claim history for Tool calling
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →

11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 6.06% on Terminal-Bench
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 4.49% on Terminal-Bench
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 0% on Terminal-Bench
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 31.29% on τ²-bench
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 67.14% on IFBench
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 42.82% on SciCode
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 12.04% on Humanity's Last Exam
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 77.27% on GPQA
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 10.96 on Artificial Analysis Intelligence Index
artificial_analysis
artificialanalysis.ai
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 93.3% on Aider polyglot
aider_leaderboard
aider.chat
11 Sept 2026
Benchmark resultModelo3 Mini HighOpenAI
o3 Mini High scores 60.4% on Aider polyglot
aider_leaderboard
aider.chat
12 Feb 2025
New modelModelo3 Mini HighOpenAI
New model: o3 Mini High (OpenAI)
openrouter
openrouter.ai
11 Sept 2026
Listed by providerModelo3 Mini HighOpenAI
OpenAI API lists o3 Mini High at $1.1 in / $4.4 out per 1M tokens
openrouter
openrouter.ai

Full timeline →

Source documents
Source	Document	Type	Tier	Last observed	Snapshots
OpenRouter public model & pricing listing	openrouter.ai/api/v1/models	catalogue	T2· Quality secondary	1 h ago	3
Artificial Analysis	artificialanalysis.ai/leaderboards/models	leaderboard	T2· Quality secondary	3 h ago	1
Aider polyglot leaderboard (data file on GitHub)	raw.githubusercontent.com/Aider-AI/aider/main/aider/website/_data/polyglot_leaderboard.yml	leaderboard	T2· Quality secondary	3 h ago	1

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.