nemotron-3-ultra Free API on Ollama Cloud

Free API Verified

Available from Ollama Cloud

Catalog profile Reasoning provider catalog metadata

Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy

Free APIOpenAI compatibleReasoningTool callingTextReasoning

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API Details

Copy-ready connection details

Use these values in your client or SDK.

Base URL

https://ollama.com/api

Model ID

nemotron-3-ultra

API format OpenAI-style

Technical Details

nemotron-3-ultra specifications

Provider catalog

Context window 256K

Max output 131K

Status Online

Knowledge cutoff 2025-09

Released Jun 4, 2026

Last updated Oct 27, 2026

Free listing since Jun 4, 2026

Input text, reasoning

Output text

Capabilities reasoning, tool calling

AI Recommendation

Should you use nemotron-3-ultra?

nemotron-3-ultra is listed for chat, reasoning workloads and supports a 256K context window.

Use it when Ollama Cloud's free tier is enough for evaluation, demos, or light production traffic.

Best for

Chat
Reasoning

Strengths & Weaknesses

Strengths

Strong reasoning profile
Long context window
Reasoning mode listed
Tool calling support

Watch outs

Free-tier rate limits apply
Vision support is not listed

Pricing

nemotron-3-ultra pricing per 1M tokens

Free tier listed

Input $0.1 per 1M tokens

Output $3 per 1M tokens

Access Available Ollama Cloud

Rate limit 1 concurrent request, monthly starter credits provider policy

Availability

nemotron-3-ultra availability by provider

Current provider only

We only found this nemotron-3-ultra listing on Ollama Cloud in the current catalog. Use the related models section for nearby alternatives.

Provider	Model listing	Access	Context	API	Limits
Ollama Cloud	nemotron-3-ultra	Free tier	256K	OpenAI-style	1 concurrent request, monthly starter credits

View Ollama Cloud setup guide →

Compare

nemotron-3-ultra alternatives to consider

Open comparison

Model	Provider	Context	Access
gpt-oss:120b	Ollama Cloud	128K	Free tier
deepseek-v4-pro	Ollama Cloud	1.0M	Check provider
deepseek-v4-flash	Ollama Cloud	1.0M	Check provider
minimax-m3	Ollama Cloud	512K	Free tier
gpt-oss:20b	Ollama Cloud	131K	Free tier

Typical Use Cases

nemotron-3-ultra use cases

Chat

nemotron-3-ultra is tagged for chat in this catalog and works with OpenAI-compatible client libraries.

Reasoning

nemotron-3-ultra is tagged for reasoning in this catalog and works with OpenAI-compatible client libraries.

FAQ

nemotron-3-ultra free API FAQ

Is nemotron-3-ultra free to use?

nemotron-3-ultra is listed with free API access on Ollama Cloud, subject to the provider's quota and account policy.

What is the nemotron-3-ultra model ID?

The model ID shown in this catalog is nemotron-3-ultra.

What are the nemotron-3-ultra free tier rate limits on Ollama Cloud?

The listed free tier limit is 1 concurrent request, monthly starter credits. Limits can change per account tier, so confirm against the provider dashboard.

What context window does nemotron-3-ultra support?

The listed context window is 256K tokens with up to 131K output tokens.

More about nemotron-3-ultra