Colosseum 355B Instruct
Colosseum 355B Instruct is worth evaluating for general LLM work when its provider route and context window match the workload.
Use it for
- Teams evaluating general LLM work
- Workloads that can use a 16k context window
- Buyers comparing 1 tracked provider route
Do not use it for
- Vision or document-understanding workloads
- Strict JSON or tool-calling flows
- Family
- Colosseum
- Released
- 2025-01-01
- Context
- 16k
- Parameters
- 355B
- Architecture
- Decoder Only
- Specialization
- general
- Openness
- Open weights
- License
- Llama 3 CommunityCommercial use: conditional
- Training
- Pretrained
Cheapest of 1 route · NVIDIA NIM
About
Flagship instruction-tuned model optimized for Italian reasoning, coding, multilingual tasks, and long-context RAG. Supports complex document analysis and regulatory compliance reasoning.
Colosseum 355B Instruct is an open-weight model in the Colosseum family. The structured metadata tracks a 16k-token context window. This page tracks provider routes through NVIDIA NIM. No headline benchmark score is tracked for Colosseum 355B Instruct yet.
Top use-case fit
No primary decision-task fit is mapped for this model yet.
Provider price ladder
Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| NVIDIA NIM | - | - | ServerlessPartial |
Available via routers & gateways(1)
Capabilities
No model capability flags are currently sourced.
Benchmark peer barsfor Coding
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
Compare Colosseum 355B Instruct with other models
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- Colosseum 355B Instruct vs Llama 3 Swallow 70B Instruct3
- Colosseum 355B Instruct vs Codex Mini Latest3
- Colosseum 355B Instruct vs Xiaomi MiMo-V2.5-Pro2
- Colosseum 355B Instruct vs Xiaomi MiMo-V2.52
- Colosseum 355B Instruct vs Claude Instant 1.12
- Colosseum 355B Instruct vs Hunyuan Hy3 Preview1
Comparison and alternatives
Browse all comparisons →Show all 7 popular comparisonssorted by 7-day search impressions
Frequently asked questions
What is the context window of Colosseum 355B Instruct?
Colosseum 355B Instruct has a context window of 16k tokens.
When was Colosseum 355B Instruct released?
Colosseum 355B Instruct was released on 2025-01-01.
Which providers offer Colosseum 355B Instruct?
Colosseum 355B Instruct is available from 1 provider: NVIDIA NIM.
Cheapest of 1 route · NVIDIA NIM