gpt-5-mini

openai/gpt-5-mini

Context

400K

Input

text

Output

text

Tool calling

Supported

About this model

OpenAI's most compact and cost-effective GPT-5 model, released August 7, 2025. Designed for high-volume, latency-sensitive applications where the full capabilities of larger models are not required, while maintaining strong performance on common tasks.

Compare Text Models

Input modalities

text

Accepted as model input

Providers

Available routing options for this model through OneInfer.

OpenAI

Available

Input tokens

$0.250 / 1M tokens

Output tokens

$2.000 / 1M tokens

Routing

OneInfer optimized

Pricing

Current OneInfer pricing for this model.

Usage	Price
Input tokens	$0.250 / 1M tokens
Output tokens	$2.000 / 1M tokens
Cached input tokens	$0.025 / 1M tokens

Performance

Published evaluation results associated with this model.

coding

swe_bench_verified48

swe_bench_pro45.7

general

aa_intelligence_index25.3

gpqa_diamond55

math82

API example

Refer Documentation

curl https://api.oneinfer.ai/v1/ula/chat/completions \
  -H "Authorization: Bearer $ONEINFER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5-mini",
    "messages": [
      { "role": "user", "content": "Hello!" }
    ]
  }'