Warp

Gemini 3.1 Pro Preview Customtools

ChatInput: TextInput: AudioInput: ImageInput: FileReleased Feb 25, 2026

Built by Google · United States · deepmind.google

Gemini 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...

How to use

Just add the suffix. Hard questions still come back from this model; only easy ones drop to something cheaper, and nothing pricier than it gets used.

model: "google/gemini-3.1-pro-preview-customtools:auto"

Sets no behavior — whatever your key already stores stays in effect.

Without the suffix, the bare name always goes to this model — no routing, so nothing saved.

Context

1.0M

Max output

66K

Input $/1M

$2.00

Output $/1M

$12.00

Features

Image inputTool callingJSON

Providers

Google

Providers

Price, latency, and uptime per provider serving this model. Warp tries them in order of how each host has just been behaving, moving to the next on failure. Click a row for regions and data policies.

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Performance

Benchmark quality scores, and measured speed per provider.

Quality

SWE-bench VerifiedReal GitHub issue resolution
75.6%

At each model's best reasoning effort

Speed

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Parameter support

What Warp actually does with each parameter when you call this model. The answer differs by serving provider and by API surface.