GoogleReasoningReleased 13 March 2025
Gemma 3 4B pricing, context and benchmark
Gemma 3 introduces multimodality, supporting vision-language input and text outputs.
131K
Input context
118K
Output context
$0.04
Official input
$0.05
Official output
n/a
AA index
01 · Model Overview
Everything that matters, in one table
Context, pricing, cache, modalities and tooling, from the model registry and Artificial Analysis.
| Model | Gemma 3 4B |
| Model ID | google/gemma-3-4b-it |
| Provider | |
| Release date | 13 March 2025 |
| Status | Generally available |
| Input context | 131,072 tokens |
| Output context | 117,964 tokens |
| Official input pricing | $0.04 per 1M tokens |
| Official output pricing | $0.05 per 1M tokens |
| Cache read pricing | Not published |
| Market input pricing | $0.04 per 1M (cheapest route) |
| Market output pricing | $0.05 per 1M (cheapest route) |
| Input modalities | text · image |
| Output modalities | text |
| Reasoning control | Not exposed |
| Tool support | Text generation only |
| Tokenizer | Gemini |
| Provider routes | 2 endpoints |
| Artificial Analysis index | Not published |
| Speed | Not published |
| Knowledge cutoff | Not publicly stated |
Input and output support
| Modality | Input | Output | Billed at |
|---|---|---|---|
| Text | ✓ yes | ✓ yes | $0.04 in |
| Image | ✓ yes | no | $0.04 in |
| Audio | no | no | not supported |
| Video | no | no | not supported |
| File (PDF) | no | no | not supported |
02 · Overview
What is Gemma 3 4B?
Gemma 3 introduces multimodality, supporting vision-language input and text outputs.
It handles context windows up to 128k tokens, understands over 140 languages, and offers improved math, reasoning, and chat capabilities,...
Gemma 3 4B carries a 131K token window, uses the Gemini tokenizer and is served by Google. On Hoodgen it sits in the Reasoning tier of the model menu next to its siblings, so you can switch mid conversation without losing the thread.
03 · Release
Release and what changed from the previous version
Released13 March 2025
| Property | Gemma 3 12B | Gemma 3 4B | Change |
|---|---|---|---|
| Released | 2025 | 2025 | Same release window |
| Context | 131K | 131K | Unchanged |
| Max output | 118K | 118K | Unchanged |
| Input price | $0.05 | $0.04 | Cheaper |
| Output price | $0.15 | $0.05 | Cheaper |
| Input modalities | text, image | text, image | Unchanged |
| AA index | n/a | n/a | Newer benchmark run |
04 · Capabilities
Features and capabilities
{ }
Structured outputs
Schema constrained JSON with response_format, so no parse and retry loop in your code.
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Vision
Screenshots, charts and photographed documents are read at the text token rate.
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Seeds
A seed can be pinned so the same prompt is reproducible across test runs.
07 · Use cases
What can you do with Gemma 3 4B?
Debugging and root cause
Multi file failures where the model has to hold a causal chain before answering.
Architecture and planning
Design docs, migration plans and trade off analysis over long context.
Data analysis
Spreadsheets and logs read in one pass, then summarised with the numbers quoted back.
Agentic coding
Repo wide changes that need plan, edit and verify loops.
09 · Pricing
Gemma 3 4B pricing
Official pricing
List price
$0.04 / 1M in
$0.05 / 1M out
- 131K context
- text, image input
Cheapest route
$0.04 / 1M in
$0.05 / 1M out
- 2 routes on OpenRouter
- What Hoodgen routes to first
- Same model, lower bill
Market pricing, every route
| Provider | Tier | Input | Output | Cache read | Uptime 24h |
|---|---|---|---|---|---|
| Parasail | standard | $0.04 | $0.05 | $0.02 | 92.9% |
| DeepInfra | standard | $0.05 | $0.1 | n/a | 100.0% |
API pricing and cost calculator
| Rate | Per call | Total | Credits |
|---|---|---|---|
| Cheapest route | $0.0006 | $0.32 | 302 |
| List price | $0.0009 | $0.44 | 416 |
10 · Developers
API and developer information
| Model ID | google/gemma-3-4b-it |
| Endpoint | https://openrouter.ai/api/v1/chat/completions |
| Parameters | frequency_penalty · logit_bias · logprobs · max_tokens · min_p · presence_penalty · repetition_penalty · response_format · seed · stop · structured_outputs · temperature · top_k · top_logprobs · top_p |
| Streaming | Yes, server sent events |
| Modality string | text+image->text |
| Max prompt tokens | 131,072 |
| Max completion tokens | 117,964 |
curl https://openrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "google/gemma-3-4b-it",
"messages": [{ "role": "user", "content": "Summarise this document." }],
"max_tokens": 1024
}'11 · Limitations
Model limitations
| Text only output | It cannot generate images, audio or video. Pair it with an image model on Hoodgen when you need visuals. |
| Output cap | 117,964 tokens per request. Long deliverables have to be chunked. |
| Benchmarks not published | Artificial Analysis does not publish an Intelligence Index for this release, so no benchmark score is claimed here. |
| Knowledge cutoff | The provider does not state a fixed cutoff for every release. Verify very recent events against search. |
12 · Comparison
Gemma 3 4B vs other Google models
| Model | Context | Input /1M | Output /1M | AA index | Released |
|---|---|---|---|---|---|
| Gemma 3 4B | 131K | $0.04 | $0.05 | n/a | 2025 |
| Gemini 3.1 Pro Preview | 1.05M | $2 | $12 | n/a | 2026 |
| Gemini 4 Argon | 1.05M | $2 | $10 | 50 | Oct 2026 |
| Gemini 4 Carbon | 1.05M | $2 | $10 | n/a | 2026 |
| Gemini 3.1 Pro Preview Custom Tools | 1.05M | $2 | $12 | n/a | 2026 |
| Nano Banana Pro (Gemini 3 Pro Image) | 131K | $2 | $12 | n/a | 2026 |
13 · Privacy
Privacy and data policy
- On Hoodgen, prompts and attachments answer that request and stay in your conversation history so you can reopen it. They are not used to train models.
- Requests route through OpenRouter to Google and are covered by that provider's API terms.
- Do not paste secrets or personal data you would not send to any hosted model.
14 · FAQ
Gemma 3 4B questions, answered
Gemma 3 4B is a reasoning model from Google, released 13 March 2025. Gemma 3 introduces multimodality, supporting vision-language input and text outputs.
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Start chatting with Gemma 3 4B
Free to try on Hoodgen AI, with a live credit estimate before every send. No API key, no setup.