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Model comparison

Nemotron 3 Ultra vs Parakeet CTC 1.1B

Updated August 4, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload.

Nemotron 3 Ultra

NVIDIA

44.4/100

Estimated · Public rank #152

90% interval 34.5–54.3

Parakeet CTC 1.1B

NVIDIA

—

Evidence status unavailable

90% interval unavailable

The public evidence has no benchmark result shared by both models, so it does not support a quality verdict. Use the documented cost, context, and runtime rows instead.

0 results are shared. Category rows based on different benchmark sets are marked directional and do not name a winner.

Which one for your work

Recommendations appear only when a shared evidence basis or an explicit operating constraint supports the call. Secondary and unsupported use cases stay disclosed below the initial list.

No workload recommendation clears the current evidence threshold.

Use the matched evidence, workload costs, and sourced specifications below instead of treating a point score as a universal answer.

Show secondary and unsupported calls

  • Coding work

    Code generation, repair, and software-engineering tasks

    Not enough matched evidence

    No shared weighted benchmark basis supports a winner.

    Confidence: limited

  • Agentic work

    Tool use, computer use, and multi-step task completion

    Not enough matched evidence

    No shared weighted benchmark basis supports a winner.

    Confidence: limited

  • Long documents

    Prompts that approach the documented context limit

    Not enough matched evidence

    A complete context comparison is not sourced.

    Confidence: limited

  • Chat turn cost

    1K fresh input + 500 output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

  • Cache-heavy agent loop cost

    200K cached + 20K fresh input + 10K output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

  • Repository review cost

    50K fresh input + 3K output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

What is actually comparable

Shared results can support a head-to-head reading. Results present for only one model describe coverage, not superiority.

Shared results
0
Nemotron 3 Ultra only
19
Parakeet CTC 1.1B only
0
Like-for-like categories
0 / 8

Category results, on a stated basis

Each row states whether both averages use the same weighted benchmark set. Directional and not-comparable rows remain visible, but they never receive a winner in this template.

Agentic

Not comparable
Nemotron 3 Ultra
51.3
Parakeet CTC 1.1B
Not measured
Weighted basis
2 vs 0 rows
Reading
Not comparable

Coding

Not comparable
Nemotron 3 Ultra
58.3
Parakeet CTC 1.1B
Not measured
Weighted basis
2 vs 0 rows
Reading
Not comparable

Reasoning

Not comparable
Nemotron 3 Ultra
61.9
Parakeet CTC 1.1B
Not measured
Weighted basis
1 vs 0 rows
Reading
Not comparable

Knowledge

Not comparable
Nemotron 3 Ultra
53.8
Parakeet CTC 1.1B
Not measured
Weighted basis
3 vs 0 rows
Reading
Not comparable

Math

Not comparable
Nemotron 3 Ultra
Not measured
Parakeet CTC 1.1B
Not measured
Weighted basis
0 vs 0 rows
Reading
Not comparable

Multilingual

Not comparable
Nemotron 3 Ultra
83.0
Parakeet CTC 1.1B
Not measured
Weighted basis
1 vs 0 rows
Reading
Not comparable

Multimodal

Not comparable
Nemotron 3 Ultra
Not measured
Parakeet CTC 1.1B
Not measured
Weighted basis
0 vs 0 rows
Reading
Not comparable

Instruction following

Not comparable
Nemotron 3 Ultra
81.7
Parakeet CTC 1.1B
Not measured
Weighted basis
1 vs 0 rows
Reading
Not comparable

Shape of the matched evidence

Only shared public evidence is shown. Sparse evidence stays a ruled list rather than being closed into a radar shape.

A shared-evidence shape is not available.

BenchLM does not draw a radar or infer missing axes when the matched evidence is too sparse.

What each workload costs

Three fixed token mixes turn per-token rates into comparable decisions. Each scenario states context fit and whether cached input had to fall back to the published list-input rate.

Chat turn

1K fresh input + 500 output tokens

Nemotron 3 Ultra
Self-hosted; infrastructure cost varies
Fits in one request
Parakeet CTC 1.1B
API rate not published
Fit state unavailable

Nemotron 3 Ultra has no comparable published API token rate. Parakeet CTC 1.1B has no comparable published API token rate.

Repository review

50K fresh input + 3K output tokens

Nemotron 3 Ultra
Self-hosted; infrastructure cost varies
Fits in one request
Parakeet CTC 1.1B
API rate not published
Fit state unavailable

Nemotron 3 Ultra has no comparable published API token rate. Parakeet CTC 1.1B has no comparable published API token rate.

Cache-heavy agent loop

200K cached + 20K fresh input + 10K output tokens

Nemotron 3 Ultra
Self-hosted; infrastructure cost varies
Fits in one request
Cached-input rate unavailable
Parakeet CTC 1.1B
API rate not published
Fit state unavailable
Cached-input rate unavailable

Nemotron 3 Ultra has no comparable published API token rate. Parakeet CTC 1.1B has no comparable published API token rate.

Specification differences

Sourced differences are shown directly. Missing facts stay explicit instead of being inferred from a model name or family.

Context window

Maximum documented context; output-token limits may be lower.

Nemotron 3 Ultra

1M

Parakeet CTC 1.1B

N/A

API model ID

Nemotron 3 Ultra

Not sourced

Parakeet CTC 1.1B

Not sourced

Cached-input rate

A missing cached-input rate falls back to the listed input rate only in the stated workload estimate.

Nemotron 3 Ultra

No comparable hosted API rate

Parakeet CTC 1.1B

No comparable hosted API rate

NVIDIA model documentation

Documented inputs

Nemotron 3 Ultra

Not sourced

Parakeet CTC 1.1B

Not sourced

Documented outputs

Nemotron 3 Ultra

Not sourced

Parakeet CTC 1.1B

Not sourced

Provider availability

Nemotron 3 Ultra

Not sourced

Parakeet CTC 1.1B

Not sourced

Reasoning profile

Nemotron 3 Ultra

Reasoning

Parakeet CTC 1.1B

Non-Reasoning

Weight access

Nemotron 3 Ultra

Open Weight

Parakeet CTC 1.1B

Open Weight

License

Nemotron 3 Ultra

Open Weight

Parakeet CTC 1.1B

Open Weight

Release date

Nemotron 3 Ultra

2026-06-04

Parakeet CTC 1.1B

Not sourced

If you already use one of these models
Deployment change
Both entries list NVIDIA as the provider. Confirm endpoint, model ID, limits, and feature support before switching.
Quality signal
The public evidence has no benchmark result shared by both models, so it does not support a quality verdict.
Workload cost
A complete comparable API-rate estimate is not available for both models.
Context tradeoff
A complete documented context comparison is not available.

Run the same representative tasks against both endpoints before changing production traffic.

Benchmark evidence

The full public result ledger is available for audit without forcing a wide desktop table onto a phone.

Browse raw public benchmark evidence19 rows

Agentic

  • Terminal-Bench 2.0

    Nemotron 3 Ultra56.4%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • PinchBench

    Nemotron 3 Ultra90.0%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • BrowseComp

    Nemotron 3 Ultra44.4%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • τ³-bench results

    Nemotron 3 Ultra70.9%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • HLE w/ tools

    Nemotron 3 Ultra37.4%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Coding

  • SWE-bench Verified

    Nemotron 3 Ultra71.9%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • SWE Multilingual

    Nemotron 3 Ultra67.7%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • LiveCodeBench v6

    Nemotron 3 Ultra89.0%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • SciCode

    Nemotron 3 Ultra44.6%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • Terminal-Bench 2.0

    Nemotron 3 Ultra56.4%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Reasoning

  • CritPt

    Nemotron 3 Ultra3.1%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • LongBench v2

    Nemotron 3 Ultra61.9%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Knowledge

  • GPQA

    Nemotron 3 Ultra87%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • GPQA-D

    Nemotron 3 Ultra87.0%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • HLE

    Nemotron 3 Ultra26.7%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • HLE w/o tools

    Nemotron 3 Ultra26.7%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

  • MMLU-Pro

    Nemotron 3 Ultra86.8%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Multilingual

  • MMLU-ProX

    Nemotron 3 Ultra83%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Instruction following

  • IFBench

    Nemotron 3 Ultra81.7%
    Source
    Parakeet CTC 1.1B—

    Not directly comparable

Frequently asked questions

Which is better, Nemotron 3 Ultra or Parakeet CTC 1.1B?

The public evidence has no benchmark result shared by both models, so it does not support a quality verdict. The page therefore keeps the decision tied to the specific documented workload.

Which is better for coding, Nemotron 3 Ultra or Parakeet CTC 1.1B?

The published evidence does not provide a shared weighted coding basis for both models, so BenchLM does not name a coding winner.

Which is better for agentic tasks, Nemotron 3 Ultra or Parakeet CTC 1.1B?

The published evidence does not provide a shared weighted agentic tasks basis for both models, so BenchLM does not name a agentic tasks winner.

Which costs less, Nemotron 3 Ultra or Parakeet CTC 1.1B?

Both models do not have comparable published API token rates, so this page does not name a universal price winner.

Which has the larger context window, Nemotron 3 Ultra or Parakeet CTC 1.1B?

A complete documented context-window comparison is not available.

Related comparisons

Compare API pricing Read the methodology Open the model selector

Last updated August 4, 2026

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