prices synced 2026-07-28

Gemini 3.1 Pro Preview (batch)

Google · Multimodal · Released Feb 2026

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Google's frontier reasoning model designed for complex workflows, optimized for batch processing with a 1M token context window.

Strengths
Delivers enhanced performance on software engineering tasks, improved agentic reliability, and more efficient token usage in multi-step reasoning scenarios.
Best for
Batch processing of complex reasoning tasks, agent-based workflows, and long-context document analysis where latency is not a constraint.
Limitations
Batch-only mode makes it unsuitable for real-time interactions or streaming applications; the standard Gemini 3.1 Pro is better for synchronous use cases.

Input / 1M

$1.00

Output / 1M

$6.00

Cached input / 1M

Context window

1.05M

Also billed

Audio input
$1.00 / 1M
Image input
$0.000001 / image

Price history

Price per 1M tokens over timeOutput $6.00; Input $1.00 as of Jul 2026.$0$2.00$4.00$6.00Output on 28 Jul 2026: $6.00Out $6.00Input on 28 Jul 2026: $1.00In $1.00Jul 2026

Snapshots

Effective Input Output Cached in Note Source
28 Jul 2026 $1.00 $6.00 Imported from OpenRouter openrouter.ai

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