Skip to content
AI Viewer
Model comparison Fresh data: Synced Mar 10, 2026

Anthropic: Claude Sonnet 4.6 vs Google: Gemini 3.1 Pro Preview

Side-by-side comparison of Anthropic: Claude Sonnet 4.6 and Google: Gemini 3.1 Pro Preview. Compare pricing, context window, capabilities, and find out which is better for your workflow.

Verdict

moderate confidence

Google: Gemini 3.1 Pro Preview leads overall

Google: Gemini 3.1 Pro Preview has a meaningful edge overall, but Anthropic: Claude Sonnet 4.6 is stronger in specific areas. Your use case determines the right pick.

Best for with Anthropic: Claude Sonnet 4.6

Long-form generation

Best for with Google: Gemini 3.1 Pro Preview

Cost-conscious teamsLong-document workflowsMultimodal use casesCutting-edge features

Side-by-side

Technical specifications

Anthropic: Claude Sonnet 4.6 Google: Gemini 3.1 Pro Preview
Provider Anthropic Google
Input price $3/M $2/M
Output price $15/M $12/M
Context window 1.0M 1.0M
Max output 128K 66K
Capabilities
Tool useVisionReasoning
Tool useVisionAudioReasoning
Released Feb 17, 2026 Feb 19, 2026

Scoring breakdown

How each dimension compares

Price

Google: Gemini 3.1 Pro Preview leads

Anthropic: Claude Sonnet 4.6

$3/M in / $15/M out

Google: Gemini 3.1 Pro Preview

$2/M in / $12/M out

Context Window

Google: Gemini 3.1 Pro Preview leads

Anthropic: Claude Sonnet 4.6

1.0M

Google: Gemini 3.1 Pro Preview

1.0M

Capabilities

Google: Gemini 3.1 Pro Preview leads

Anthropic: Claude Sonnet 4.6

3/4 features

Google: Gemini 3.1 Pro Preview

4/4 features

Max Output

Anthropic: Claude Sonnet 4.6 leads

Anthropic: Claude Sonnet 4.6

128K

Google: Gemini 3.1 Pro Preview

66K

Release Date

Google: Gemini 3.1 Pro Preview leads

Anthropic: Claude Sonnet 4.6

Feb 17, 2026

Google: Gemini 3.1 Pro Preview

Feb 19, 2026

Related comparisons

Free forever·Unsubscribe anytime·View archive