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Google: Gemini 3.1 Pro Preview (batch)

google/gemini-3-1-pro-preview-batch
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Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows.

Modalities
In / out per 1M$1.00 / $6.00
Context1M
ReleasedFeb 19, 2026

Providers

6 providers serve this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
Google AI Studio$1.00$6.00$0.1013.18s75 tps100%
Google Vertexglobal$3.60$22$0.362.82s104 tps100%
Google AI Studio$3.60$22$0.36——100%
Google AI Studio$2.00$12$0.205.57s94 tps99.87%
Google Vertexglobal$2.00$12$0.202.90s77 tps99.76%
Google Vertexglobal$1.00$6.00$0.1088.95s14 tps97.04%

Market-wide measurements, refreshed every 15 minutes. They describe who serves Gemini 3.1 Pro Preview (batch) in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what Gemini 3.1 Pro Preview (batch) costs pay-as-you-go elsewhere, not what you pay here.

Input
$1.00
per 1M tokens
Output
$6.00
per 1M tokens
Cache read
—
not published
Included in every pass
Gemini 3.1 Pro Preview (batch) is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s50.0s100.0s150.0s200.0s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Google AI Studio Google AI Studio Google Vertex (global) Google Vertex (global) Google Vertex (global)
0 tok/s200 tok/s400 tok/s600 tok/s800 tok/s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Google AI Studio Google AI Studio Google Vertex (global) Google Vertex (global) Google Vertex (global)

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 99.67%
Oct 11, 2:00 PMNow
Availability over the last 24 hoursAvailability 99.59%
100% 98% 97% 95%
Oct 13, 2:40 PMNow

Apps

Tools that most often run Gemini 3.1 Pro Preview (batch), by tokens this week.

Claude CodeCli Agent · 65.6% of tokens93.2BSITE12311.5% of tokens16.4BHermes AgentPersonal Agent · 8.9% of tokens12.7BJanitor AIRoleplay · 7.4% of tokens10.5BSillyTavernRoleplay · 6.6% of tokens9.3B

Activity

971.8B tokens processed market-wide in the last month.

020.0B40.0B60.0B80.0B
Sep 14Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14
Tokens

FAQ

Which model id do I use for Gemini 3.1 Pro Preview (batch)?
google/gemini-3.1-pro-preview:batch. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Gemini 3.1 Pro Preview (batch) hold?
1,048,576 tokens per request, of which up to 65,536 can be the response.
What can it accept and return?
Input: audio, file, image, text, video. Output: text.
What does Gemini 3.1 Pro Preview (batch) cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $1.00 per 1M input tokens and $6.00 per 1M output tokens.
Who built Gemini 3.1 Pro Preview (batch)?
Google, in the Gemini family.

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