gemma-4-26B-A4B-it

reasoning
multimodal
coding

Gemma‑4‑26B‑A4B‑it is Google’s first open model based on the Mixture‑of‑Experts (MoE) architecture. With a total of 25.2 billion parameters, only a small fraction — between 3.8 and 4 billion — is activated for each token. According to the developers, this efficiency allows the model to achieve approximately 97% of the quality of the dense 31B model at significantly lower computational cost. At release, the model ranks 6th on the Arena AI leaderboard among open models, outperforming competitors that are 20 times larger.

The 26B A4B model is built on 30 layers and uses hybrid attention with a sliding window of 1024 tokens, supporting a context window of 256 thousand tokens. It has multimodal capabilities, handling both text and images exceptionally well. Unlike dense alternatives, the MoE model is specifically optimised for efficient execution of agentic workflows, demonstrating significant progress over Gemma‑3. 

For developers, the key advantage of this model is its exceptional deployment efficiency. Community estimates indicate that the model can generate 162 tokens per second on an NVIDIA RTX 4090 accelerator and can run effectively even on memory‑constrained devices. This makes it an ideal choice for complex agentic systems, deep code analysis, and intensive reasoning tasks where a balance between performance and hardware costs is required.

For the developers’ usage recommendations for the model, please refer to this link: https://ai.google.dev/gemma/docs/core/model_card_4?hl=en


Announce Date: 11.03.2026
Parameters: 27B
Experts: 128
Activated at inference: 4B
Context: 263K
Layers: 30, using full attention: 5
Attention Type: Sliding Window Attention
Developer: Google DeepMind
Transformers Version: 5.5.0.dev0
vLLM Version: gemma4
License: Apache 2.0

Public endpoint

Use our pre-built public endpoints for free to test inference and explore gemma-4-26B-A4B-it capabilities. You can obtain an API access token on the token management page after registration and verification.
Model Name Context Type GPU TPS Tooling Status Link
google/gemma-4-26B-A4B-it 263K Public 4×4090
tensor
238.0 yes AVAILABLE chat

API access to gemma-4-26B-A4B-it endpoints

curl https://chat.immers.cloud/v1/endpoints/gemma4-26b-a4b-it/generate/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer USER_API_KEY" \
--data-binary @- <<"EOF"
{"model": "gemma-4-26b-a4b-it", "messages": [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Say this is a test"}
], "temperature": 0, "max_tokens": 150
}
EOF
$response = Invoke-WebRequest https://chat.immers.cloud/v1/endpoints/gemma4-26b-a4b-it/generate/chat/completions `
-Method POST `
-Headers @{
"Authorization" = "Bearer USER_API_KEY"
"Content-Type" = "application/json; charset=utf-8"
} `
-Body ([System.Text.Encoding]::UTF8.GetBytes((@{
model = "gemma-4-26b-a4b-it"
messages = @(
@{ role = "system"; content = "You are a helpful assistant." },
@{ role = "user"; content = "Say this is a test" })
} | ConvertTo-Json -Depth 10)))
([System.Text.Encoding]::UTF8.GetString($response.RawContentStream.ToArray()) | ConvertFrom-Json).choices[0].message.content
#!pip install OpenAI --upgrade

from openai import OpenAI

client = OpenAI(
api_key="USER_API_KEY",
base_url="https://chat.immers.cloud/v1/endpoints/gemma4-26b-a4b-it/generate/",
)

chat_response = client.chat.completions.create(
model="gemma-4-26b-a4b-it",
messages=[
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Say this is a test"},
]
)
print(chat_response.choices[0].message.content)

Private server

Rent your own physically dedicated instance with hourly or long-term monthly billing.

We recommend deploying private instances in the following scenarios:

  • maximize endpoint performance,
  • enable full context for long sequences,
  • ensure top-tier security for data processing in an isolated, dedicated environment,
  • use custom weights, such as fine-tuned models or LoRA adapters.

Recommended server configurations for hosting gemma-4-26B-A4B-it

Prices:
Name GPU Price, hour TPS Max Concurrency
teslaa10-2.16.64.160
262,144.0
tensor
2 $0.93 3.333 Launch
teslaa2-3.32.128.160
262,144.0
pipeline
3 $1.06 2.075 Launch
teslaa2-4.32.128.160
262,144.0
tensor
4 $1.26 2.352 Launch
rtx3090-2.16.64.160
262,144.0
tensor
2 $1.56 168.50 3.650 Launch
rtx3090-2.16.64.160.nvlink
262,144.0
tensor
2 $1.56 3.650 Launch
rtx5090-1.16.64.160
262,144.0
1 $1.59 1.827 Launch
rtx4090-2.16.64.160
262,144.0
tensor
2 $1.92 249.00 3.638 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 122.66 6.646 Launch
h100-1.16.64.160
262,144.0
1 $3.83 6.639 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 8.177 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 166.86 15.013 Launch
h200-1.16.128.160
262,144.0
1 $4.74 13.342 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 28.403 Launch
Prices:
Name GPU Price, hour TPS Max Concurrency
teslaa10-2.16.64.160
262,144.0
tensor
2 $0.93 1.322 Launch
teslaa2-4.32.128.160
262,144.0
tensor
4 $1.26 1.243 Launch
rtx3090-2.16.64.160
262,144.0
tensor
2 $1.56 1.639 Launch
rtx3090-2.16.64.160.nvlink
262,144.0
tensor
2 $1.56 1.639 Launch
rtx4090-2.16.64.160
262,144.0
tensor
2 $1.92 163.33 1.627 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 114.60 5.160 Launch
rtx5090-2.16.64.160
262,144.0
tensor
2 $2.93 3.971 Launch
h100-1.16.64.160
262,144.0
1 $3.83 132.83 5.153 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 209.64 6.691 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 13.527 Launch
h200-1.16.128.160
262,144.0
1 $4.74 11.856 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 26.918 Launch
Prices:
Name GPU Price, hour TPS Max Concurrency
teslaa10-4.16.64.160
262,144.0
tensor
4 $1.62 1.932 Launch
teslaa2-6.32.128.160
262,144.0
pipeline
6 $1.65 1.317 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 100.14 2.589 Launch
rtx3090-4.16.64.160
262,144.0
tensor
4 $2.89 2.282 Launch
rtx3090-4.16.128.160.nvlink
262,144.0
tensor
4 $3.01 2.282 Launch
rtx4090-4.16.64.160
262,144.0
tensor
4 $3.60 238.00 2.268 Launch
h100-1.16.64.160
262,144.0
1 $3.83 2.581 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 4.120 Launch
rtx5090-3.16.96.160
262,144.0
pipeline
3 $4.34 3.683 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 10.956 Launch
h200-1.16.128.160
262,144.0
1 $4.74 9.285 Launch
rtx5090-4.16.128.160
262,144.0
tensor
4 $5.74 4.853 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 24.346 Launch

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