Inkling vs Nemotron 3 Ultra 550B-A55B.
Verdict by category, tale of the tape, shared benchmarks only, and cost at three workloads — all from the tracked data.
Verdict by category
| Category | Inkling | Nemotron 3 Ultra 550B-A55B | Winner |
|---|---|---|---|
| League Score | 24.6 | 32.3 | Nemotron 3 Ultra 550B-A55B |
| Coding (SWE-bench %) | — | 71.9 | — |
| Reasoning (GPQA %) | — | 87.0 | — |
| Context (tokens) | 262144 | 1000000 | Nemotron 3 Ultra 550B-A55B |
| Speed (tok/s) | — | — | — |
Tale of the tape
| Spec | Inkling | Nemotron 3 Ultra 550B-A55B |
|---|---|---|
| Maker | Thinking Machines Lab | NVIDIA |
| Released | Jul 15, 2026 | Jun 4, 2026 |
| League Score | 25 | 32 |
| Context | 262,144 tokens | 1,000,000 tokens |
| Max output | — | — |
| $/1M input | — | — |
| $/1M output | — | — |
| Weights | Open | Open |
| Speed | — | — |
Head-to-head benchmarks (shared only)
| Benchmark | Inkling | Nemotron 3 Ultra 550B-A55B |
|---|---|---|
| LiveBench overall | 47.0 | 40.8 |
Cost at three workloads
| Workload | Inkling | Nemotron 3 Ultra 550B-A55B |
|---|---|---|
| Light — 1M in / 250K out | — | — |
| Standard — 10M in / 2.5M out | — | — |
| Long-context — 50M in / 5M out | — | — |
The pick
Pick Nemotron 3 Ultra 550B-A55B if you want the higher overall League Score; you need the bigger context window; coding is the priority.
All figures from the model database — sources and dates on each model page. Cost your own workload or compare a different pair.
Frequently asked questions
Which is better overall, Inkling or Nemotron 3 Ultra 550B-A55B?
Nemotron 3 Ultra 550B-A55B leads on overall League Score, 32 to 25 — a gap of 8 points on a composite of sourced benchmarks. That is overall form, not every category: check the per-category verdicts before choosing.
Which has the bigger context window, Inkling or Nemotron 3 Ultra 550B-A55B?
Nemotron 3 Ultra 550B-A55B, with 1M of context against 262.1K for Inkling.
Are Inkling and Nemotron 3 Ultra 550B-A55B open source?
Inkling is open weights — it can be downloaded and self-hosted; Nemotron 3 Ultra 550B-A55B is open weights — it can be downloaded and self-hosted.