Claude Sonnet 5 vs
Gemini 3.1 Pro

Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.

Models in this comparison

Provider identity and evidence state stay balanced across the pair.

A
Model type
Proprietary
Evidence state
Estimated evidence
Published context
1,000,000
VS
Model type
Proprietary
Evidence state
Estimated evidence
Published context
1,000,000

Key implications

Insufficient shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.

  1. Output API price: Claude Sonnet 5 has the lower verified rate ($10 / 1M tokens vs $12 / 1M tokens).

Shared metric view

A radar is shown only when at least four compatible supported score metrics are published.

Comparable metric detail

  • AgenticClaude Sonnet 5: 67.22 · Gemini 3.1 Pro: 33.84
  • CodingClaude Sonnet 5: 70.73 · Gemini 3.1 Pro: 49.3
  • KnowledgeClaude Sonnet 5: 84.6 · Gemini 3.1 Pro: 66.7
  • MathClaude Sonnet 5: Unavailable · Gemini 3.1 Pro: 55.1
  • MultimodalGroundedClaude Sonnet 5: 71.8 · Gemini 3.1 Pro: 76.8
  • ReasoningClaude Sonnet 5: Unavailable · Gemini 3.1 Pro: 72.4
  • OverallClaude Sonnet 5: 65.02 · Gemini 3.1 Pro: 56.25

Source metrics

Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.

Source metric comparison
MetricUnitClaude Sonnet 5Gemini 3.1 Pro
Agenticscore67.2233.84
Codingscore70.7349.3
Knowledgescore84.666.7
MathscoreUnavailable55.1
MultimodalGroundedscore71.876.8
ReasoningscoreUnavailable72.4
Overallscore65.0256.25

Agentic

Unit
score
Claude Sonnet 5
67.22
Gemini 3.1 Pro
33.84

Coding

Unit
score
Claude Sonnet 5
70.73
Gemini 3.1 Pro
49.3

Knowledge

Unit
score
Claude Sonnet 5
84.6
Gemini 3.1 Pro
66.7

Math

Unit
score
Claude Sonnet 5
Unavailable
Gemini 3.1 Pro
55.1

MultimodalGrounded

Unit
score
Claude Sonnet 5
71.8
Gemini 3.1 Pro
76.8

Reasoning

Unit
score
Claude Sonnet 5
Unavailable
Gemini 3.1 Pro
72.4

Overall

Unit
score
Claude Sonnet 5
65.02
Gemini 3.1 Pro
56.25

Pricing and context

Verification is shown beside each selected route. Missing facts remain Not verified.

Route pricing and context comparison
FieldUnitClaude Sonnet 5Gemini 3.1 Pro
Input API priceUSD / 1M tokens$2$2
Cached input API priceUSD / 1M tokens$0.2$0.2
Output API priceUSD / 1M tokens$10$12
Route contexttokens1,000,0001,000,000
Input modalitiespublished listNot verifiedNot verified
Output modalitiespublished listNot verifiedNot verified

Input API price

Unit
USD / 1M tokens
Claude Sonnet 5
$2
Gemini 3.1 Pro
$2

Cached input API price

Unit
USD / 1M tokens
Claude Sonnet 5
$0.2
Gemini 3.1 Pro
$0.2

Output API price

Unit
USD / 1M tokens
Claude Sonnet 5
$10
Gemini 3.1 Pro
$12

Route context

Unit
tokens
Claude Sonnet 5
1,000,000
Gemini 3.1 Pro
1,000,000

Input modalities

Unit
published list
Claude Sonnet 5
Not verified
Gemini 3.1 Pro
Not verified

Output modalities

Unit
published list
Claude Sonnet 5
Not verified
Gemini 3.1 Pro
Not verified

Evidence provenance

Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.

Publication time
Aug 30, 2026, 2:15 AM UTC
Freshness
Stale — Published weekly benchmark evidence has not refreshed within 8 days.
Methodology
benchlm: benchlm_raw_composite
Model records
  • Claude Sonnet 5 — source benchlm · artifact models · model claude-sonnet-5
  • Gemini 3.1 Pro — source benchlm · artifact models · model gemini-3-1-pro
Selected price routes
  • Claude Sonnet 5 — route benchlm:claude-sonnet-5 · source benchlm · provider anthropic
  • Gemini 3.1 Pro — route benchlm:gemini-3-1-pro · source benchlm · provider google

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