OpenAI o3-mini
v20251201OpenAI
DEPRECATED: o3-mini's API shuts down 2026-10-23; migration target is GPT-5.5. Historically an efficient reasoning model from OpenAI achieving 50% on SWE-bench and 87.3% on HumanEval, optimized for fast reasoning at competitive pricing with strong coding capabilities.
Trust Vector Analysis
Dimension Breakdown
🚀Performance & Reliability+
Strong performance with efficient reasoning. Excellent HumanEval at 87.3% with fast latency.
Industry-standard coding benchmarks
Competition-level reasoning benchmarks
Comprehensive knowledge testing
Internal testing
Median latency
95th percentile
Official specification
🛡️Security+
Good security with reasoning-enhanced safety.
OWASP LLM01 testing
Adversarial testing
Policy analysis
🔒Privacy & Compliance+
Good privacy with SOC 2. 30-day retention minimum.
Policy analysis
Documentation review
Certification verification
Policy review
👁️Trust & Transparency+
Good transparency with visible reasoning. Strong safety guardrails.
Feature evaluation
QA testing
Confidence assessment
Documentation review
Disclosure review
⚙️Operational Excellence+
Deprecated: o3-mini API shutdown scheduled 2026-10-23, migration target GPT-5.5. Versioning and ecosystem scores reduced to reflect deprecation.
Policy review
- +Strong HumanEval performance (87.3%)
- +Fast latency (1.8s p50) for a reasoning model
- +Good value with reasoning at mini pricing
- +Visible chain-of-thought reasoning
- +Strong mathematical capabilities
- +Comprehensive safety guardrails
- !30-day data retention (not ephemeral)
- !Not HIPAA eligible by default
- !Lower than o4-mini on some benchmarks
- !Mini model limitations for complex reasoning
- !Reasoning overhead for simple tasks
- !Moderate general knowledge (75.8% MMLU)
- !DEPRECATED: o3-mini API shutdown 2026-10-23 — migrate to GPT-5.5
Use Case Ratings
code generation
Strong coding with 87.3% HumanEval. Fast latency great for development workflows.
customer support
Good but reasoning may add latency. Better for complex support.
content creation
Adequate but reasoning may be unnecessary for creative tasks.
data analysis
Strong analytical capabilities with efficient reasoning.
research assistant
Good research with visible reasoning at affordable pricing.
legal compliance
Good reasoning but 30-day retention may be concern.
healthcare
Not HIPAA eligible by default.
financial analysis
Strong analytical capabilities at reasonable pricing.
education
Excellent for education with visible reasoning and good value.
creative writing
Adequate but reasoning may hinder creativity.