Google: Gemini 4 Argon is a 1,048,576-token model served on Composite at $1.25 per million tokens in and $6.25 per million tokens out. Ranked #49 of 179 models by traffic on Composite over the last 30 days, taking 0.16% of tokens and 0.09% of requests. Measured on Composite, 98.0% of its last 100 requests on Composite succeeded, the typical first token arrives in 30020 ms, output runs at about 256.6 tokens per second.
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Specifications
Specifications and pricing as served by Composite
Model ID
google/gemini-4-argon
Provider
Google AI Studio
Context window
1,048,576 tokens
Accepts
audio, file, image, text, video
Returns
text
Input price
$1.25 per million tokens
Output price
$6.25 per million tokens
Prompt caching
Supported — cached input is billed at the provider's cache rate, on credits and plans alike
Image input
$0.0000012 per image
Audio input
$0.0000012 per second
Reasoning tokens
$6.25 per million tokens
Web search
$0.0175 per result
Thinking
Always on for this model
Moderated
No
Cost on a monthly plan
About 13 plan credits per typical call (8k in, 1k out)
Routing endpoints
2 (base plus 1 routing variant)
Use Google: Gemini 4 Argon in JanitorAI or SillyTavern
Make a Composite API key and type google/gemini-4-argon as the model name. JanitorAI takes the full URL https://composite.lucidity.sh/v1/chat/completions; SillyTavern, ChubAI, Agnai and RisuAI take https://composite.lucidity.sh/v1. It runs on credits, a plan, or your own provider key.
0.16% of tokens and 0.09% of requests over 30 days.
Success rate
98.0%
Across the last 100 requests Composite served for this model.
Time to first token
30020 ms
Median across the same sample.
Output speed
256.6 tok/s
Median generation rate after the first token.
Prompt cache hits
14.3%
Share of prompt tokens served from the provider's cache over 7 days.
Routing variants
The same model behind 1 alternative endpoint. Call the id directly to pin a route; the base id above picks for you.
Route
Model ID
Provider
Price
cheapThink
google/gemini-4-argon:cheapThink
Google AI Studio
$1.25 per million tokens input · $6.25 per million tokens output
Pricing
$1.25 per million tokens input · $6.25 per million tokens output
Credits pay the provider’s price plus 25%; cache hits cost less.
On a monthly plan, a typical call (8k tokens in, 1k out) uses about 13 plan credits, at the provider's own price.
Provider
Google AI Studio
Roleplay fit
Gemini models combine large context windows with fast throughput, which keeps response times low even in busy group chats.
Context behavior
With a 1,048,576-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.
Cost for regular use
It sits in the mid-range on price, a reasonable pick for regular roleplay use without going for the cheapest option available.
From the provider
Gemini 4 Argon is Google's flagship reasoning model, built for complex software engineering, deep mathematical and scientific problem solving, and autonomous multi-step agents. Google trained it to keep context across...
Supplied by Google AI Studio, not written by Composite.