Claude Fable 5.2 vs Nemotron 3 Ultra

Price, context window & benchmark comparison

Claude Fable 5.2

Anthropic

$8.00 / $40.00

Input / Output · per 1M tokens

Nemotron 3 Ultra

NVIDIA

$0.60 / $2.40

Input / Output · per 1M tokens

Compare different models

Verdict: Nemotron 3 Ultra is 15.2× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix. Claude Fable 5.2 scores higher on the Artificial Analysis Intelligence Index (64.6 vs 11.8). Claude Fable 5.2 has the larger context window (1M vs 262K).

	Claude Fable 5.2	Nemotron 3 Ultra
Input price / 1M	$8.00	$0.60
Output price / 1M	$40.00	$2.40
Blended price (3:1)	$16.00	$1.05
Cached input / 1M	$0.20	$0.12
Context window	1M	262K
Max output	128K	183K
Intelligence index	64.6	11.8
Coding index	—	49.3
Providers	5	—
Best provider uptime (30m)	100.0%	—
Vision input	Yes	No
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-11-07	2026-06-04
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Claude Fable 5.2 or Nemotron 3 Ultra?

Nemotron 3 Ultra is 15.2× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Nemotron 3 Ultra: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Nemotron 3 Ultra: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Nemotron 3 Ultra ≈ $2,400.

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