GPT-5.1-Codex vs Nemotron 3.5 Super VL

Price, context window & benchmark comparison

GPT-5.1-Codex

OpenAI

$1.25 / $10.00

Input / Output · per 1M tokens

Nemotron 3.5 Super VL

NVIDIA

$0.15 / $0.47

Input / Output · per 1M tokens

Compare different models

Verdict: Nemotron 3.5 Super VL is 14.9× cheaper than GPT-5.1-Codex on a typical 3:1 input/output mix. Nemotron 3.5 Super VL has the larger context window (1M vs 400K).

	GPT-5.1-Codex	Nemotron 3.5 Super VL
Input price / 1M	$1.25	$0.15
Output price / 1M	$10.00	$0.47
Blended price (3:1)	$3.44	$0.23
Cached input / 1M	$0.13	$0.02
Context window	400K	1M
Max output	128K	944K
Intelligence index	—	13.6
Coding index	—	—
Providers	—	10
Best provider uptime (30m)	—	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2025-11-13	2026-10-15
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, GPT-5.1-Codex or Nemotron 3.5 Super VL?

Nemotron 3.5 Super VL is 14.9× cheaper than GPT-5.1-Codex on a typical 3:1 input/output mix.

GPT-5.1-Codex vs Nemotron 3.5 Super VL: which has a bigger context window?

GPT-5.1-Codex: 400,000 tokens. Nemotron 3.5 Super VL: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-5.1-Codex ≈ $7,500, Nemotron 3.5 Super VL ≈ $535.00.

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