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 262,144.0 Public 157.33 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
teslat4-2.16.32.160
262,144.0
tensor
2 $0.54 1.107 Launch
teslaa2-2.16.32.160
262,144.0
tensor
2 $0.57 1.118 Launch
rtx2080ti-3.12.24.120
262,144.0
pipeline
3 $0.84 1.085 Launch
teslaa10-2.16.64.160
262,144.0
tensor
2 $0.93 3.269 Launch
rtx2080ti-4.16.32.160
262,144.0
tensor
4 $1.12 2.153 Launch
rtxa5000-2.16.64.160.nvlink
262,144.0
tensor
2 $1.23 3.269 Launch
rtx3090-2.16.64.160
262,144.0
tensor
2 $1.56 3.557 Launch
rtx5090-1.16.64.160
262,144.0
1 $1.59 1.780 Launch
rtx3080-4.16.64.160
262,144.0
tensor
4 $1.82 1.636 Launch
rtx4090-2.16.64.160
262,144.0
tensor
2 $1.92 3.546 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 8.301 Launch
h100-1.16.64.160
262,144.0
1 $3.83 8.292 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 10.186 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 18.721 Launch
h200-1.16.128.160
262,144.0
1 $4.74 16.545 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 35.208 Launch
Prices:
Name GPU Price, hour TPS Max Concurrency
teslaa10-2.16.64.160
262,144.0
tensor
2 $0.93 1.439 Launch
teslat4-4.16.64.160
262,144.0
tensor
4 $0.96 2.502 Launch
rtxa5000-2.16.64.160.nvlink
262,144.0
tensor
2 $1.23 1.439 Launch
teslaa2-4.32.128.160
262,144.0
tensor
4 $1.26 2.524 Launch
rtx3090-2.16.64.160
262,144.0
tensor
2 $1.56 1.728 Launch
rtx4090-2.16.64.160
262,144.0
tensor
2 $1.92 1.717 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 6.472 Launch
rtx5090-2.16.64.160
262,144.0
tensor
2 $2.93 3.849 Launch
h100-1.16.64.160
262,144.0
1 $3.83 117.120 6.462 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 8.356 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 16.891 Launch
h200-1.16.128.160
262,144.0
1 $4.74 14.715 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 33.378 Launch
Prices:
Name GPU Price, hour TPS Max Concurrency
teslaa10-4.16.64.160
262,144.0
tensor
4 $1.62 3.660 Launch
teslaa2-6.32.128.160
262,144.0
pipeline
6 $1.65 2.593 Launch
rtx3090-3.16.96.160
262,144.0
pipeline
3 $2.29 1.400 Launch
rtxa5000-4.16.128.160.nvlink
262,144.0
tensor
4 $2.34 3.660 Launch
teslaa100-1.16.64.160
262,144.0
1 $2.37 100.140 3.306 Launch
rtx4090-3.16.96.160
262,144.0
pipeline
3 $2.83 1.383 Launch
rtx3090-4.16.64.160
262,144.0
tensor
4 $2.89 4.237 Launch
rtx4090-4.16.64.160
262,144.0
tensor
4 $3.60 4.215 Launch
h100-1.16.64.160
262,144.0
1 $3.83 3.297 Launch
h100nvl-1.16.96.160
262,144.0
1 $4.11 5.190 Launch
rtx5090-3.16.96.160
262,144.0
pipeline
3 $4.34 4.581 Launch
teslaa100-2.24.96.160.nvlink
262,144.0
tensor
2 $4.61 13.726 Launch
h200-1.16.128.160
262,144.0
1 $4.74 11.550 Launch
rtx5090-4.16.128.160
262,144.0
tensor
4 $5.74 8.479 Launch
h200-2.24.256.160.nvlink
262,144.0
tensor
2 $9.40 30.212 Launch

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