4032
model brief

OpenAI

reasoning tier · 2024

OpenAI

o3-mini

Compact reasoning model optimized for chain-of-thought, tool-use, and budget-sensitive workloads.

Context window

200k tokens

Peak context for this model.

Availability

OpenAI API, Assistants API, Batch API

Where you can run it.

Modalities

Text · Code

Input/output coverage.

Pricing

$1.10 / 1M input tokens, $4.40 / 1M output tokens

Latency: Low to medium; tuned for high-throughput scenarios

Strengths

  • High reasoning quality per token with concise, focused answers.
  • Great at tool-calling loops and iterative refinement.
  • Predictable outputs that stay inside tight cost and latency budgets.

Best for

  • Cost-aware agents and copilots where throughput matters.
  • Routing logic, scoring, and classifier-style prompts.
  • Batch evaluations and test harnesses with budget constraints.

Summary

  • Tier: reasoning
  • Release: 2024
  • Latency: Low to medium; tuned for high-throughput scenarios