List price
Input / 1M$2.00Output / 1M$12.00Cache read / 1M$0.20Blended$9.500Value index125.2Last move—
models.dev · MIT · retrieved Oct 23, 2026
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is listed by Google at $2 input and $12 output per million tokens. The recorded context window is 1,048,576 tokens. Release date on file: 2026-02-19. LMArena's text board published 2026-10-20 gives it an overall rating of 1480.1 (rank 19, 129,523 votes). Price source: models.dev (MIT).
- Context100
- Inverse price98
- Arena87
- GPQA97
- Tools100
- Modalities100
Price history
Input and output list price. A missing day stays a gap in the line. The series is not a quality history.
Benchmarks
LMArena is CC-BY-4.0. Epoch scores, including LiveBench where Epoch publishes it, are CC-BY-4.0. A blank cell means this snapshot has no match. Nothing here is estimated.
| Benchmark | Score | Detail | Source |
|---|---|---|---|
| LMArena overall | 1480.1 | rank 19 · 129,523 votes | LMArena leaderboard dataset · CC-BY-4.0 |
| LMArena coding | 1483.6 | rank 48 · 35,474 votes | LMArena leaderboard dataset · CC-BY-4.0 |
| LMArena math | 1485.9 | rank 29 · 6,734 votes | LMArena leaderboard dataset · CC-BY-4.0 |
| GPQA Diamond | 94.1% | — | Epoch AI Capabilities & benchmarking · CC-BY-4.0 |
| LiveBench | — | — | — |
| SWE-bench Verified | — | — | — |
| Epoch Capability Index | 155.34 | 153.32–158.13 | Epoch AI Capabilities & benchmarking · CC-BY-4.0 |
Provider prices
The list row is the price used for the value index. Other rows are the same model id on models.dev, plus the LiteLLM catalog price when we have one. A split quote is kept beside the list price.
| Quote | Provider | Input / 1M | Output / 1M | Blended | Source |
|---|---|---|---|---|---|
| List | $2.00 | $12.00 | $9.500 | models.dev · MIT | |
| Also listed | Standard Compute | $2.00 | $12.00 | $9.500 | models.dev · MIT |
| Also listed | DaoXE | $2.00 | $12.00 | $9.500 | models.dev · MIT |
| Also listed | Merge Gateway | $2.00 | $12.00 | $9.500 | models.dev · MIT |
| LiteLLM | perplexity | $2.00 | $12.00 | $9.500 | LiteLLM model_prices_and_context_window.json · MIT |
Spec
Context1,048,576Max output65,536Inputtext, image, video, audio, pdfOutputtextReleased2026-02-19Open weightsNo
Spec fields are from the models.dev row for Google.