OpenAI o4-mini vs GPT-5.4 mini

A side-by-side comparison to help you choose the right tool.

OpenAI o4-mini scores higher overall (88/100)

But the best choice depends on your specific needs. Compare below.

Pricing
Available through OpenAI products and API access paths; pricing depends on plan or API usage.
Free plan
No
Best for
Developers who want reasoning without premium-model latency, Teams building cost-conscious agent or API workflows, Users handling math, coding, and structured analysis at scale
Platforms
web, ios, android, api
API
Yes
Languages
en
Pricing
Usage-based via OpenAI API pricing and model availability in supported endpoints.
Free plan
No
Best for
API builders who need modern OpenAI features at lower cost than top-tier models, Teams experimenting with tool search or computer-use workflows, Developers serving many requests where throughput matters
Platforms
api
API
Yes
Languages
en

Choose OpenAI o4-mini if:

  • You are Developers who want reasoning without premium-model latency
  • You are Teams building cost-conscious agent or API workflows
  • You are Users handling math, coding, and structured analysis at scale
Read OpenAI o4-mini review →

Choose GPT-5.4 mini if:

  • You are API builders who need modern OpenAI features at lower cost than top-tier models
  • You are Teams experimenting with tool search or computer-use workflows
  • You are Developers serving many requests where throughput matters
Read GPT-5.4 mini review →

FAQ

What is the difference between OpenAI o4-mini and GPT-5.4 mini?
OpenAI o4-mini is a smaller, faster reasoning model from openai aimed at high-throughput tasks that still benefit from tool use and structured thinking. GPT-5.4 mini is a compact gpt-5.4-class model optimized for high-volume api workloads, including newer tool-oriented workflows.
Which is cheaper, OpenAI o4-mini or GPT-5.4 mini?
OpenAI o4-mini: Available through OpenAI products and API access paths; pricing depends on plan or API usage.. GPT-5.4 mini: Usage-based via OpenAI API pricing and model availability in supported endpoints..
Who is OpenAI o4-mini best for?
OpenAI o4-mini is best for Developers who want reasoning without premium-model latency, Teams building cost-conscious agent or API workflows, Users handling math, coding, and structured analysis at scale.
Who is GPT-5.4 mini best for?
GPT-5.4 mini is best for API builders who need modern OpenAI features at lower cost than top-tier models, Teams experimenting with tool search or computer-use workflows, Developers serving many requests where throughput matters.