Gemini 3.1 Pro Preview (batch)
Google · Multimodal · Released Feb 2026
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
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 28 Jul 2026 | $1.00 | $6.00 | — | Imported from OpenRouter | openrouter.ai |