OpenAI · Balanced
GPT-4 Turbo
Can take in the largest messages (up to 300 pages of context), and all round seen as one of the best in class models.
- Vision
- Input
- Text, Images
- Output
- Text
- Discovery tier
- Balanced
Pricing
USD per 1M tokens- Input
- $10.00
- Output
- $30.00
Reference prices as published by the model provider. API example
Specifications
- Context window
- 128K
- Max output
- 4.1K
Side by side
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Public evaluations
Benchmarks
Independent evaluation results, with how each score ranks among the models in the Noumen catalog.
Intelligence Index
7.0
Better than 9% of 326 scored models
Indexes
Coding Index
21.5Composite of the coding evaluations
Better than 16% of 168 scored models
Reasoning and knowledge
Humanity’s Last Exam
3.1%Expert-level questions across academic fields
Better than 1% of 323 scored models
MMLU-Pro
69.4%Multi-subject knowledge and reasoning
Better than 21% of 132 scored models
Coding
LiveCodeBench
29.1%Recent competitive programming problems
Better than 18% of 129 scored models
Math
AIME
15.0%Competition mathematics
Better than 20% of 72 scored models
MATH-500
73.7%Competition math problems
Better than 17% of 73 scored models
Scores from Artificial Analysis, updated Oct 26, 2026.
Developers
Use it through the API
Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.
curl https://www.noumen.xyz/api/v1/chat/completions \
-H "Authorization: Bearer $NOUMEN_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-4-turbo",
"messages": [{ "role": "user", "content": "Explain this stack trace." }]
}'import os
from openai import OpenAI
client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
model="openai/gpt-4-turbo",
messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)OpenAI
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