ModelPricing.aiGemini 4 Carbon API Pricing
Google Gemini pricing verified
Gemini 4 Carbon costs $2.00 per million input tokens and $10.00 per million output tokens on the Google Gemini API. That is promotional pricing — the standard rate is $4.00 input and $20.00 output. Prices are tracked from the official Google Gemini pricing table and used by the ModelPricing.ai estimation API, so this page and the API always quote the same numbers. See all Google Gemini model pricing or the full LLM pricing comparison.
Gemini 4 Carbon is priced at $2.00 per 1M input and $10.00 per 1M output until December 1, 2026, against a list price of $4.00 / $20.00.
Gemini 4 Carbon Pricing Per Million Tokens
| Tier | Input / 1M | Output / 1M | Cache read / 1M | Cache write / 1M |
|---|---|---|---|---|
| Standard | $2.00 | $10.00 | $0.100 | — |
Rates above reflect the promotional pricing currently in effect.
What Gemini 4 Carbon Costs In Practice
Monthly cost at three representative workloads, using the standard text rate in effect today.
| Workload | Monthly cost |
|---|---|
| Light — 1M in / 200K out | $4.00 |
| Moderate — 10M in / 2M out | $40.00 |
| Heavy — 100M in / 20M out | $400.00 |
Need your own numbers? Use the LLM cost calculator or call the estimation API directly.
Compare Gemini 4 Carbon With Other Models
Looking for something cheaper from Google Gemini? Gemini 2.5 Flash Lite is the lowest-priced option on input tokens.
Gemini 4 Carbon Pricing FAQ
How much does Gemini 4 Carbon cost per token?
Gemini 4 Carbon costs $2.00 per million input tokens and $10.00 per million output tokens on the Google Gemini API. That works out to $0.0020 per thousand input tokens. That is discounted from a list price of $4.00 input and $20.00 output.
How much does it cost to run Gemini 4 Carbon per month?
At 1M in / 200K out per month, Gemini 4 Carbon costs about $4.00. A heavier workload of 100M input and 20M output tokens costs about $400.00.
Does Gemini 4 Carbon support prompt caching?
Yes. Cached input tokens are billed at $0.100 per million on Gemini 4 Carbon, compared with $2.00 per million for uncached input.
Is there promotional pricing for Gemini 4 Carbon?
Yes. Launch intro pricing prices Gemini 4 Carbon at $2.00 per million input tokens and $10.00 per million output tokens until December 1, 2026, about 50% below list price.
Estimate Gemini 4 Carbon costs programmatically
POST a token count to /v1/estimate with model gemini-4-carbon and get a priced breakdown back, promotions
already applied.