Provider
Defaultdefault
nemotron-3-ultra-550b-a55b-uncensored:private2(default, suffix optional)Input $/1M
1.50
Output $/1M
8.80
Context
131K / 32K
Availability
—
TTFT
—
Speed
—
Cache hit
—
Caching
yes
GetVibeAPITheme
Language
Text
Nemotron 3 Ultra 550B A55B Uncensored API — how to connect and pay
A high-performance model tuned for a broad range of tasks.
Input ($/1M)
1.50
Output ($/1M)
8.80
Cache: read / write ($/1M)
1.50 / 1.50
Context
131K
Prices in $, updated October 25, 2026.
Performance
Last 7 days: responses / client requests that reached a supplier. Retries of one request count once; input checks, disabled routes, and client cancellations do not lower model quality.
Availability
not enough data
not enough data to estimate
Average latency
not enough data
to full response
TTFT
not enough data
to first token
Speed
not enough data
generation speed, tok/s (median)
Strengths
- OpenAI-compatible access
- Single key for all models
Good for
- Chat assistants
- Automation
- Text processing
- Product integration
Capabilities
- Context
- 131K tokens
- Max output
- 32K tokens
- Input
- text
- Tool calling
- supported
- JSON mode
- supported
- Vision
- no
- Reasoning
- thinking — Reasoning tokens are billed at the output rate
A capable model tuned for a broad range of tasks.
Providers
Comparison of public providers for this model: price, availability, TTFT, speed and cache. No traffic yet — available probes shown, otherwise «—».
| Provider | Input $/1M | Output $/1M | Context | Availability | TTFT | Speed | Cache hit | Caching |
|---|---|---|---|---|---|---|---|---|
Defaultdefault nemotron-3-ultra-550b-a55b-uncensored:private2(default, suffix optional) | 1.50 | 8.80 | 131K / 32K | — | — | — | — | yes |
OpenAI-compatible endpoint
POST https://getvibeapi.com/v1/chat/completionsAuthorization
Pass your API key in the Bearer header. Keys start with sk-pv-.
Authorization: Bearer $GETVIBE_API_KEYResponse format
Responses follow the Chat Completions contract: the text is in choices[0].message.content, token usage is in usage.
First request
All examples use the public model address nemotron-3-ultra-550b-a55b-uncensored.
curl https://getvibeapi.com/v1/chat/completions \
-H "Authorization: Bearer $GETVIBE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "nemotron-3-ultra-550b-a55b-uncensored",
"messages": [
{
"role": "user",
"content": "Explain quantum computing in simple terms"
}
],
"stream": false
}'Chat Completions
Fields are generated from the service's live OpenAPI schema.
Field
modelType
string
Required
yes
Description
Public model ID in vendor/model form (OpenRouter-style), e.g. anthropic/claude-opus-5. The bare claude-opus-5 spelling is accepted as an input alias and bills identically. model:alias pins a channel, e.g. openai/gpt-5.6-sol:yellow. GET /v1/models lists one ID per model by default; ?variants=1 returns the full list.
Field
messagesType
array
Required
yes
Description
No description
Field
streamType
boolean
Required
no
Description
Stream the response as server-sent events (SSE)Default: false
Field
max_tokensType
integer
Required
no
Description
Maximum number of tokens in the response
Field
temperatureType
number
Required
no
Description
Sampling randomness, 0–2Default: 1
Field
top_pType
number
Required
no
Description
No description
Field
reasoning_effortType
string
Required
no
Description
Reasoning level for Chat Completions. The supported values depend on the model.none · minimal · low · medium · high · xhigh · max
Field
toolsType
array
Required
no
Description
List of tools (function calling)
Field
tool_choiceType
string
Required
no
Description
auto, none, required or a specific tool
Field
response_formatType
object
Required
no
Description
Force JSON output
| Field | Type | Required | Description |
|---|---|---|---|
model | string | yes | Public model ID in vendor/model form (OpenRouter-style), e.g. anthropic/claude-opus-5. The bare claude-opus-5 spelling is accepted as an input alias and bills identically. model:alias pins a channel, e.g. openai/gpt-5.6-sol:yellow. GET /v1/models lists one ID per model by default; ?variants=1 returns the full list. |
messages | array | yes | No description |
stream | boolean | no | Stream the response as server-sent events (SSE)Default: false |
max_tokens | integer | no | Maximum number of tokens in the response |
temperature | number | no | Sampling randomness, 0–2Default: 1 |
top_p | number | no | No description |
reasoning_effort | string | no | Reasoning level for Chat Completions. The supported values depend on the model.none · minimal · low · medium · high · xhigh · max |
tools | array | no | List of tools (function calling) |
tool_choice | string | no | auto, none, required or a specific tool |
response_format | object | no | Force JSON output |
Nemotron 3 Ultra 550B A55B Uncensored API
A high-performance model tuned for a broad range of tasks.
Install
pip install openaiQuick start
from openai import OpenAI
client = OpenAI(
api_key="sk-pv-...",
base_url="https://getvibeapi.com/v1",
)
response = client.chat.completions.create(
model="nemotron-3-ultra-550b-a55b-uncensored",
messages=[{"role": "user", "content": "Explain quantum computing in simple terms"}],
)
print(response.choices[0].message.content)Configuration
- base_url
https://getvibeapi.com/v1- model
nemotron-3-ultra-550b-a55b-uncensored- api_key
- GetVibe key from the dashboard
Full documentation: getvibeapi.com/docs.
Key facts
The live catalog contains 74 text models.
Nemotron 3 Ultra 550B A55B Uncensored: 1.5 $ input and 8.8 $ output per 1M tokens.
FAQ about the Nemotron 3 Ultra 550B A55B Uncensored API
How much does Nemotron 3 Ultra 550B A55B Uncensored cost?
The price of Nemotron 3 Ultra 550B A55B Uncensored: $1.50 per 1M input · $8.80 per 1M output tokens. Pay only for the tokens you use — no subscriptions or flat fees.
Is it compatible with the OpenAI SDK?
Yes, the API is fully OpenAI-compatible. Just change base_url to https://getvibeapi.com/v1 and set your key — the rest of the code stays the same.
Connect Nemotron 3 Ultra 550B A55B Uncensored right now
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