Gemini 3.1 Pro Preview (gemini-3.1-pro-preview) is a chat model from gemini with a 1.0M-token context window; capabilities tools, vision, reasoning; input audio, image, pdf, text, video; output text.
1.0MContext
65.5KMax output
$2$ / 1M in
46.5Intelligence
127.824tok / s
Pricing
Input
$2 / 1M tokens
Output
$12 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-07-24.
Benchmarks
Intelligence index
46.5
Coding
68.8
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-24.
Performance
Throughput
127.824 tokens/s
Latency (TTFT)
27.477 s
Cited speed metrics — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-24.