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Gemini 3.1 Pro Preview

google/gemini-3.1-pro-preview

Reasoning-first Gemini preview for agentic coding and complex problem solving

Input modalitiesT
Output modalitiesT
Source-linkedgemini-proClosed weightsReleased 2026-02-19
Report data
Context window1.04858M
Maximum output65.536K
Provider offers23
Knowledge cutoff2025-01
Capabilities

What this model supports

ReasoningYes
Tool callingYes
Structured outputYes
AttachmentsYes
Temperature controlYes
Open weightsNo
Creator
Google
Family
gemini-pro
Modalities
Audio, Image, Pdf, Text, Video
License
Not documented
Release date
2026-02-19
Model ID
google/gemini-3.1-pro-preview
Market availability

Provider pricing

Report price →
Providers offering Gemini 3.1 Pro Preview
ProviderProvider model IDContextInput / 1MOutput / 1MCached / 1MFeaturesAll pricing
Snowflake Cortex logoSnowflake Cortexgemini-3.1-pro1.04858M$0 if offer.cost.input is defined else '—'}}$0 if offer.cost.output is defined else '—'}}$0 if offer.cost.cache_read is defined else '—'}}R T S
View
{}
OpenRouter logoOpenRoutergoogle/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "cache_write": 0.375,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "reasoning": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
AIHubMix logoAIHubMixgemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Vertex logoVertexgemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
GitHub Copilot logoGitHub Copilotgemini-3.1-pro-preview1M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Auriko logoAurikogemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Vivgrid logoVivgridgemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
CrossModel logoCrossModelgemini/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "cache_write": 2,
  "context_over_200k": {
    "cache_read": 0.4,
    "cache_write": 4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "cache_write": 4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Merge Gateway logoMerge Gatewaygoogle/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Google logoGooglegemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Pioneer logoPioneergemini-3.1-pro1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "cache_write": 0.375,
  "input": 2,
  "output": 12
}
LLM Gateway logoLLM Gatewaygemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
OpenCode Zen logoOpenCode Zengemini-3.1-pro1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Perplexity Agent logoPerplexity Agentgoogle/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T ·
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 2,
  "output": 12,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
ZenMux logoZenMuxgoogle/gemini-3.1-pro-preview1.048M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T ·
View
{
  "cache_read": 0.2,
  "cache_write": 4.5,
  "input": 2,
  "output": 12
}
Vercel AI Gateway logoVercel AI Gatewaygoogle/gemini-3.1-pro-preview1M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "input": 2,
  "output": 12
}
FastRouter logoFastRoutergoogle/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "input": 2,
  "output": 12
}
NanoGPT logoNanoGPTgoogle/gemini-3.1-pro-preview1.04876M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "input": 2,
  "output": 12
}
Abacus logoAbacusgemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "input": 2,
  "output": 12
}
FrogBot logoFrogBotgemini-3-1-pro-preview1M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "input": 2,
  "output": 12
}
Kilo Gateway logoKilo Gatewaygoogle/gemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0 if offer.cost.cache_read is defined else '—'}}R T ·
View
{
  "input": 2,
  "output": 12,
  "reasoning": 12
}
DaoXE logoDaoXEgemini-3.1-pro-preview1.04858M$2 if offer.cost.input is defined else '—'}}$12 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "input": 2,
  "output": 12
}
OrcaRouter logoOrcaRoutergoogle/gemini-3.1-pro-preview1.04858M$4 if offer.cost.input is defined else '—'}}$18 if offer.cost.output is defined else '—'}}$0.2 if offer.cost.cache_read is defined else '—'}}R T S
View
{
  "cache_read": 0.2,
  "context_over_200k": {
    "cache_read": 0.4,
    "input": 4,
    "output": 18
  },
  "input": 4,
  "output": 18,
  "tiers": [
    {
      "cache_read": 0.4,
      "input": 4,
      "output": 18,
      "tier": {
        "size": 200000,
        "type": "context"
      }
    }
  ]
}
Evidence

Published benchmark results

ARC-AGI-2 vs top 5 models
GPT-5.5
85.0
GPT-5.4 Pro
83.3
Gemini 3.1 Pro Preview
77.1
GPT-5.4
73.3
Gemini 3.5 Flash
72.1
Agentic Index vs top 8 models
GPT-5.6 Sol
54.0
Claude Fable 5
52.8
GPT-5.6 Terra
47.4
Anthropic: Claude Opus 4.8
47.2
Claude Sonnet 5
46.7
xAI: Grok 4.5
45.7
GPT-5.6 Luna
45.6
Gemini 3.1 Pro Preview
21.4
Artificial Analysis Coding Agent Index vs top 1 models
Gemini 3.1 Pro Preview
43.0
CharXiv Reasoning vs top 5 models
Muse Spark 1.1
88.4
Fugu Ultra
86.6
Fugu
85.1
Gemini 3.5 Flash
84.2
Gemini 3.1 Pro Preview
83.3
Coding Index vs top 8 models
GPT-5.6 Sol
77.4
GPT-5.6 Terra
76.7
Claude Fable 5
76.5
GPT-5.5
74.9
Anthropic: Claude Opus 4.8
74.3
Anthropic: Claude Opus 4.7
73.6
xAI: Grok 4.5
72.4
Gemini 3.1 Pro Preview
68.8
Design Arena: 3d vs top 8 models
Z.ai: GLM 5.2
1371.0
Claude Fable 5
1366.0
Anthropic: Claude Opus 4.6
1349.0
Kimi K2.6
1348.0
xAI: Grok 4.5
1338.0
Z.ai: GLM 5.1
1336.0
DeepSeek V4 Pro
1326.0
Gemini 3.1 Pro Preview
1305.0
Design Arena: agenticgamedev vs top 8 models
Anthropic: Claude Opus 4.7
1277.0
Anthropic: Claude Opus 4.8
1251.0
Gemini 3.5 Flash
1208.0
Z.ai: GLM 5.1
1206.0
GPT-5.5
1201.0
Anthropic: Claude Sonnet 4.6
1191.0
Kimi K2.6
1176.0
Gemini 3.1 Pro Preview
1143.0
Design Arena: agentichtmlslides vs top 7 models
Claude Fable 5
1254.0
Kimi K2.6
1248.0
Anthropic: Claude Opus 4.7
1243.0
Anthropic: Claude Opus 4.8
1227.0
Gemini 3.1 Pro Preview
1226.0
Z.ai: GLM 5.1
1205.0
Gemini 3.5 Flash
1162.0
Design Arena: agenticslides vs top 8 models
Anthropic: Claude Opus 4.7
1334.0
Anthropic: Claude Opus 4.8
1294.0
Z.ai: GLM 5.1
1245.0
Gemini 3.5 Flash
1244.0
Kimi K2.6
1187.0
Z.ai: GLM 5V Turbo
1171.0
GPT-5.5
1150.0
Gemini 3.1 Pro Preview
1112.0
Design Arena: agenticslides(html) vs top 7 models
Claude Fable 5
1252.0
Kimi K2.6
1252.0
Anthropic: Claude Opus 4.7
1242.0
Anthropic: Claude Opus 4.8
1230.0
Gemini 3.1 Pro Preview
1219.0
Z.ai: GLM 5.1
1204.0
Gemini 3.5 Flash
1162.0
Design Arena: agenticslides(python-pptx) vs top 8 models
Anthropic: Claude Opus 4.7
1331.0
Anthropic: Claude Opus 4.8
1310.0
Gemini 3.5 Flash
1242.0
Z.ai: GLM 5.1
1240.0
Kimi K2.6
1186.0
Z.ai: GLM 5V Turbo
1183.0
GPT-5.5
1155.0
Gemini 3.1 Pro Preview
1107.0
Design Arena: androidnative vs top 8 models
Anthropic: Claude Opus 4.8
1371.0
Anthropic: Claude Opus 4.7
1289.0
Z.ai: GLM 5V Turbo
1267.0
GPT-5.5
1259.0
Z.ai: GLM 5.2
1249.0
Gemini 3.5 Flash
1247.0
Z.ai: GLM 5.1
1246.0
Gemini 3.1 Pro Preview
1053.0
Design Arena: asciiart vs top 7 models
Claude Fable 5
1374.0
Anthropic: Claude Opus 4.7
1324.0
Gemini 3.1 Pro Preview
1313.0
Anthropic: Claude Opus 4.8
1308.0
Gemini 3.5 Flash
1305.0
Anthropic: Claude Opus 4.6
1303.0
GPT-5.5
1296.0
Design Arena: codecategories vs top 8 models
Z.ai: GLM 5.2
1351.0
Claude Fable 5
1345.0
Anthropic: Claude Opus 4.6
1336.0
Anthropic: Claude Opus 4.7
1330.0
xAI: Grok 4.5
1327.0
Z.ai: GLM 5.1
1321.0
Kimi K2.6
1320.0
Gemini 3.1 Pro Preview
1283.0
Design Arena: dataviz vs top 8 models
Z.ai: GLM 5.1
1366.0
Claude Fable 5
1363.0
xAI: Grok 4.5
1330.0
Anthropic: Claude Opus 4.6
1322.0
Anthropic: Claude Opus 4.7
1322.0
Z.ai: GLM 5.2
1316.0
Anthropic: Claude Sonnet 4.6
1316.0
Gemini 3.1 Pro Preview
1266.0
Design Arena: fullstack vs top 8 models
Anthropic: Claude Opus 4.7
1503.0
Anthropic: Claude Opus 4.8
1321.0
Claude Fable 5
1309.0
Claude Sonnet 5
1298.0
Z.ai: GLM 5.2
1295.0
Anthropic: Claude Opus 4.6
1283.0
Anthropic: Claude Sonnet 4.6
1268.0
Gemini 3.1 Pro Preview
1133.0
Design Arena: gamedev vs top 8 models
Claude Fable 5
1383.0
Z.ai: GLM 5.2
1353.0
Claude Sonnet 5
1345.0
GPT-5.5
1344.0
Anthropic: Claude Opus 4.6
1339.0
Anthropic: Claude Opus 4.7
1336.0
MiMo-V2.5-Pro
1334.0
Gemini 3.1 Pro Preview
1260.0
Design Arena: godotgamedev vs top 7 models
Anthropic: Claude Sonnet 4.6
1271.0
Kimi K2.5
1256.0
Z.ai: GLM 5.1
1240.0
Z.ai: GLM 5
1231.0
Z.ai: GLM 5V Turbo
1221.0
Z.ai: GLM 4.6
1220.0
Gemini 3.1 Pro Preview
1219.0
Design Arena: htmlslides vs top 7 models
Claude Fable 5
1261.0
Kimi K2.6
1247.0
Anthropic: Claude Opus 4.7
1239.0
Anthropic: Claude Opus 4.8
1222.0
Kimi K2.7 Code
1211.0
Z.ai: GLM 5.1
1206.0
Gemini 3.1 Pro Preview
1204.0
Design Arena: mobileapps vs top 8 models
Anthropic: Claude Opus 4.8
1287.0
Claude Fable 5
1281.0
MiniMax: MiniMax M3
1271.0
Gemini 3.5 Flash
1259.0
Anthropic: Claude Opus 4.6
1259.0
Anthropic: Claude Sonnet 4.6
1255.0
Z.ai: GLM 5.2
1243.0
Gemini 3.1 Pro Preview
1174.0
Design Arena: pptxslides vs top 8 models
Anthropic: Claude Opus 4.7
1333.0
Anthropic: Claude Opus 4.8
1306.0
Gemini 3.5 Flash
1244.0
Z.ai: GLM 5.1
1241.0
Kimi K2.6
1181.0
Z.ai: GLM 5V Turbo
1164.0
GPT-5.5
1157.0
Gemini 3.1 Pro Preview
1110.0
Design Arena: python-pptxslides vs top 8 models
Anthropic: Claude Opus 4.7
1336.0
Anthropic: Claude Opus 4.8
1298.0
Z.ai: GLM 5.1
1258.0
Gemini 3.5 Flash
1247.0
Z.ai: GLM 5.2
1204.0
Kimi K2.7 Code
1184.0
Kimi K2.6
1180.0
Gemini 3.1 Pro Preview
1109.0
Design Arena: svg vs top 7 models
Claude Fable 5
1365.0
Gemini 3.1 Pro Preview
1340.0
Gemini 3.5 Flash
1297.0
Anthropic: Claude Opus 4.6
1278.0
GPT-5.5
1277.0
Anthropic: Claude Opus 4.7
1274.0
Z.ai: GLM 5.1
1273.0
Design Arena: uicomponent vs top 8 models
Claude Fable 5
1401.0
Anthropic: Claude Opus 4.7
1359.0
Anthropic: Claude Opus 4.6
1343.0
Z.ai: GLM 5.2
1335.0
Z.ai: GLM 5.1
1331.0
Qwen: Qwen3.7 Max
1330.0
Anthropic: Claude Sonnet 4.6
1320.0
Gemini 3.1 Pro Preview
1315.0
Design Arena: webapps vs top 8 models
Claude Sonnet 5
1346.0
Claude Fable 5
1333.0
Anthropic: Claude Opus 4.7
1325.0
Anthropic: Claude Opus 4.8
1286.0
Z.ai: GLM 5.2
1278.0
xAI: Grok 4.5
1268.0
Qwen: Qwen3.7 Max
1264.0
Gemini 3.1 Pro Preview
1190.0
Design Arena: website vs top 8 models
Z.ai: GLM 5.2
1346.0
Claude Fable 5
1338.0
Anthropic: Claude Opus 4.6
1331.0
Anthropic: Claude Opus 4.7
1329.0
xAI: Grok 4.5
1325.0
Anthropic: Claude Sonnet 4.6
1320.0
Claude Sonnet 5
1314.0
Gemini 3.1 Pro Preview
1286.0
GDPval-AA vs top 5 models
Claude Fable 5
1932.0
Gemini 3.5 Flash
1656.0
Grok 4.3
1500.0
Gemini 3.1 Pro Preview
1314.0
North Mini Code
14.0
GPQA Diamond vs top 7 models
Fugu
95.5
Fugu Ultra
95.5
GPT-5.6 Sol
94.6
GPT-5.4 Pro
94.4
Gemini 3.1 Pro Preview
94.3
Claude Opus 4.7
94.2
GPT-5.5
93.6
Humanity's Last Exam vs top 8 models
Claude Fable 5
64.5
Muse Spark 1.1
62.1
GPT-5.4 Pro
58.7
Claude Opus 4.8
57.9
GPT-5.5 Pro
57.2
Claude Opus 4.7
54.7
GPT-5.5
52.2
Gemini 3.1 Pro Preview
44.4
Intelligence Index vs top 8 models
Claude Fable 5
59.9
GPT-5.6 Sol
58.9
Anthropic: Claude Opus 4.8
55.7
GPT-5.6 Terra
55.0
GPT-5.5
54.8
xAI: Grok 4.5
53.8
Anthropic: Claude Opus 4.7
53.5
Gemini 3.1 Pro Preview
46.5