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GPT-5 Mini

OPENAI Developer Architecture Profile

OpenRouter ↗HuggingFace ↗
Intelligence (ELO)1300Chatbot Arena Verified
Max Context400,000Tokens
API Cost / 1M$2.25Blended Prompt + Completion

Model Capabilities

  • Coding & Logic
  • Fictional
  • Drafting
  • Classification
GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost. GPT-5 Mini is the successor to OpenAI's o4-mini model.

Granular Pricing Matrix

Input Tokens (Prompt)$0.25 / 1M
Output Tokens (Completion)$2.00 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

Evaluate Competitors

VS Engine MatchupGPT-5 Mini vs Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview)VS Engine MatchupGPT-5 Mini vs Google: Gemini 3.1 Pro Preview Custom ToolsVS Engine MatchupGPT-5 Mini vs OpenAI: GPT-5.2-CodexVS Engine MatchupGPT-5 Mini vs Google: Gemini 3 Flash PreviewVS Engine MatchupGPT-5 Mini vs OpenAI: GPT-5.2 ProVS Engine MatchupGPT-5 Mini vs OpenAI: GPT-5.2