Models / Google
Gemini 3.1 Pro Preview Custom Tools
by Google ·
google/gemini-3.1-pro-preview-customtoolsGemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party...
reasoningtool-usevisionreleased 2026-02-25
Legal score · raw
-
not yet benchmarked
Context
1.05M
max output 66K
Input
$2.50
per 1M tokens
Output
$15
per 1M tokens
Suite cost
-
no run recorded
Prompt caching
Grounded answers re-send the same retrieved authority every turn, so a cached read is what a long matter actually costs. Prices are per 1M tokens, from the provider’s own catalog.
Cache read
$0.25
10x cheaper than uncached
Cache write
$0.47
per 1M tokens, charged once
Uncached input
$2.50
per 1M tokens
Capabilities
Modalities
in textaudioimagevideofile
out text
Request parameters it accepts
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_p
Benchmark results
This model has not been run through the suite yet. See Humanity's Last Lawsuit for the benchmark models are ranked on.