GPT-4.1 mini API

Pricing

Input / 1M	$0.40
Output / 1M	$1.60
Blended / 1M	$2
Cached input / 1M	$0.10
Context window	1,047,576 tokens
Max output	32,768 tokens
License	API only · Proprietary proprietary
Knowledge cutoff	June 2024 · source
Intelligence index	14.8 Artificial Analysis Intelligence Index · source

textvisionfunction-callingjson-mode

Price verified 2026-09-05 (0 days ago) · sourcecorroborated

Sources

Source	Input / 1M	Output / 1M	Verified
OpenRouter	$0.40	$1.60	2026-09-05
LiteLLM	$0.40	$1.60	2026-09-03
models.dev	$0.40	$1.60	2026-09-04

Two independent sources agree within 20%.

Latency measured

Region	TTFT p50	TTFT p95	Total p50	Total p95	Throughput	Samples
eu-paris	—	—	—	—	—	0

Time-to-first-token, measured server-side. Measured 2026-09-04 (0 days ago).

Call it

OpenAI-compatible endpoint — set OPENAI_API_KEY.

curl https://api.openai.com/v1/chat/completions \
  -H "Authorization: Bearer $OPENAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-4.1-mini",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

from openai import OpenAI  # pip install openai

client = OpenAI(
    base_url="https://api.openai.com/v1",
    api_key="...",  # OPENAI_API_KEY
)
resp = client.chat.completions.create(
    model="gpt-4.1-mini",
    messages=[{"role": "user", "content": "Hello"}],
)
print(resp.choices[0].message.content)

Price unchanged since 2026-09-03 — 1 point on record.

Use this data

Raw JSON for this page: gpt-4.1-mini.json. Free to reuse under CC BY 4.0 with attribution to apipriceindex.com.