Alex Getmanearly AI signals
EN

Gemini 4 Hydrogen

Google

Released Updated
Context window
1M
1,048,576 tokens
Max output
66K
65,536 tokens
Input / Output
audio, image, pdf, text, video → text

API pricing

USD / 1M tokens

InputOutputCached input
  • $1.50
  • $7.50
  • $0.075
Calculate your workload

Timeline

  1. · API availability · evidence link
  2. · Released · evidence link · evidence link · evidence link
  3. · Product update · evidence link
Input / output price · USD / 1M tokens
ModelEvidence linksInput / output price
gemini-4-hydrogen
batch
gemini
API route unavailable
$0.75 / $3.75
gemini-4-hydrogen
flex
gemini
API route unavailable
$0.75 / $3.75
gemini-4-hydrogen
priority
gemini
API route unavailable
$2.70 / $13.50
gemini-4-hydrogen
standard
gemini
API route unavailable
$1.50 / $7.50
  1. · Evidence links · GitHub search · Google · pulls · vshylov/mindfork-rs · @vshylov
    Excerpt
    the copy came from `target/debug/data`. In Russian, on `gemini-4-hydrogen`: `Alt+V` staged a picture, the thinking turn finished with reasoning 637 inside 14509 tokens, and About
  2. · Evidence links · GitHub search · Google · pulls · meridianlabs-ai/petri_bloom · @dependabot[bot]
    Excerpt
    <li><strong>interactions:</strong> Add gemini-4-hydrogen to Model enum (<a href="https://github.com/googleapis/python-genai/commit/4d868c58585c1bf06a0d69a08dc7c2f9d706c8a5">4d868c5</a>)</li>
  3. · Evidence links · GitHub search · Google · pulls · landfallbox/heimdall · @github-actions[bot]
  4. · Evidence links · GitHub search · Google · pulls · keithhchen/hatch · @keithhchen
    Excerpt
    Real model gemini-4-hydrogen with a real key, real WorkbenchRuntime, real FormPages and form HTTP routes (publish_form driven directly, answers saved and submitted over HTTP). Not
  5. · Evidence links · GitHub search · Google · pulls · hyperbrowserai/python-sdk · @shrisukhani
    Excerpt
    Add Gemini 4 Hydrogen and xhigh Gemini reasoning effort
  6. · Evidence links · GitHub search · Google · pulls · hyperbrowserai/node-sdk · @shrisukhani
    Excerpt
    Add Gemini 4 Hydrogen and xhigh Gemini reasoning effort
  7. · Evidence links · GitHub search · Google · pulls · evanharmon1/harmon-init · @evanharmon1
    Excerpt
    Gemini 4 model accepts `low` to `high`, only `gemini-4-hydrogen` accepts `xhigh`, and `max` is not offered by any model, so it is not recorded).
  8. · Evidence links · GitHub search · Google · pulls · bsteele4real-cloud/Testing123me · @bsteele4real-cloud
    Excerpt
    | Fixed. Catalog is `gpt-6-luna`, `gpt-6.1-sol`, `claude-sonnet-5-5`, `claude-opus-5-5`, `gemini-4-hydrogen`, `Hermes-4-70B`. Old ids alias at call time. Hermes reads `HERMES_API_KEY`. | `869c8b4` |
  9. · Evidence links · GitHub search · Google · pulls · SpawnWheel/Bad-AI-V40 · @SpawnWheel
  10. · Evidence links · GitHub search · Google · commits · langchain-ai/langchainjs · @github-actions[bot]
    Excerpt
    `gemini-4-hydrogen` model profile.
  11. · Evidence links · GitHub search · Google · commits · impact-tools/cli · @unknown
    Excerpt
    - RequestEndpoint gains "sandbox"; search model is gemini-4-hydrogen - OpenCode/Kilo setup installs the client after the CLI steps
  12. · Evidence links · GitHub search · Google · commits · BiggerPockets/.github · @bockets
    Excerpt
    Add Gemini 4 Hydrogen to the pi model catalog (#142)
  13. · Evidence links · GitHub search · Google · pulls · keithhchen/hatch · @keithhchen
    Excerpt
    Adds three profiles (gemini family): `gemini-4-argon`, `gemini-4-carbon`, `gemini-4-hydrogen`. They are valid for the chat, assistant, worker and factory roles (the `hatch_model_roles` resolver from #342); not
  14. · Evidence links · GitHub search · Google · pulls · duketopceo/open-computer · @duketopceo
  15. · Evidence links · GitHub search · Google · pulls · anomalyco/models.dev · @models-dev-automation[bot]
    Excerpt
    - created: `/home/runner/_work/models.dev/models.dev/providers/requesty/models/gemini-4-hydrogen@eu.toml`
  16. · Evidence links · GitHub search · Google · commits · dtlb324/Titlework-analyzer · @dtlb324
    Excerpt
    lab columns through OpenRouter with one OPENROUTER_API_KEY (google/<ABSTRACT_MODEL>, google/gemini-4-hydrogen, anthropic/claude-haiku-5.5); effort sent as reasoning.effort.
  17. · Evidence links · GitHub search · Google · pulls · dtlb324/Titlework-analyzer · @dtlb324
    Excerpt
    lumns call `https://openrouter.ai/api/v1/chat/completions` with `OPENROUTER_API_KEY`: `google/<ABSTRACT_MODEL>` (default `google/gemini-3.1-flash-lite`), `google/gemini-4-hydrogen`, `anthropic/claude-haiku-5.5`.
  18. · Evidence links · GitHub search · Google · pulls · anomalyco/models.dev · @rekram1-node
  19. · Evidence links · GitHub search · Google · pulls · SkillfulAgents/SuperAgent · @yiw190
    Excerpt
    feat(models): add Muse Ember and Gemini 4 Hydrogen to the platform catalog (SUP-1632)
  20. · Evidence links · GitHub search · Google · pulls · Significant-Gravitas/AutoGPT · @ntindle
    Excerpt
    feat(backend): add Gemini 4 Hydrogen support
  21. · Evidence links · GitHub search · Google · pulls · ElcanoTek/fleet · @bradflaugher
    Excerpt
    feat(models): default to Gemini 4 Hydrogen and add operator model upgrade rollout
  22. · Evidence links · GitHub search · Google · pulls · BerriAI/litellm · @cwill747
    Excerpt
    model: nousresearch/google/gemini-4-hydrogen model_name: nousresearch/google/gemini-4-hydrogen
  23. · Alex's posts · Alex Getman
    Excerpt
    Gemini 4 Hydrogen beats Argon in the Artificial Analysis intelligence index at the standard High reasoning level (51 vs 50), and at the max Xhigh level it hits 54.
  24. · Alex's posts · Alex Getman
    Excerpt
    Gemini 4 Hydrogen is out!
  25. · Alex's posts · Alex Getman
    Excerpt
    Gemini 4 Hydrogen is launching today. It's a cheaper model than Carbon, so logically, it should compete with GPT Sol.

Evidence links

  • · Catalogue listing · Gemini API · models/gemini-4-hydrogen

Alex's take

Signals 5

Alex's posts 3

Specifications

Gemini 4 Hydrogen is a model from Google, released on 12 Nov 2026. The context window is 1,048,576 tokens. The maximum output is 65,536 tokens. Pricing is $1.50 per million input tokens and $7.50 per million output tokens.

Context window
1,048,576
Max output
65,536
Input
audio · image · pdf · text · video
Output
text
Input · USD / 1M tokens
$1.50
Output · USD / 1M tokens
$7.50
Cached input · USD / 1M tokens
$0.075

Questions

What is the context window of Gemini 4 Hydrogen?

The context window is 1,048,576 tokens. The maximum output is 65,536 tokens.

How much does Gemini 4 Hydrogen cost?

Pricing is $1.50 per million input tokens and $7.50 per million output tokens. Cached input is $0.075 per million.

When was Gemini 4 Hydrogen released?

On 12 Nov 2026.