Claude Sonnet 4.5 vs Gemini 3.6 Flash
Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.
A
Claude Sonnet 4.5
Anthropic
G
Gemini 3.6 Flash
Capability radar
Normalized coding, reasoning, writing, vision, context, and value
Claude Sonnet 4.5Gemini 3.6 Flash
| Metric | Claude Sonnet 4.5 | Gemini 3.6 Flash |
|---|---|---|
| Input Price / 1M | $3.00 | $1.50 |
| Output Price / 1M | $15.00 | $7.50 |
| Combined Price / 1M | $18.00 | $9.00 |
| Context Window | 200,000 | 1,000,000 |
| Coding Score | 95 | 91 |
| Reasoning Score | 93 | 92 |
| Vision Score | 88 | 94 |
| Audio | No | Yes |
| Streaming | Yes | Yes |
| Function Calling | Yes | Yes |
| Latency Tier | fast | fast |
| Release Date | 6/15/2026 | 7/21/2026 |
Claude Sonnet 4.5 — Strengths & Weaknesses
Strengths
- Coding excellence
- Speed/quality balance
- Strong agents
Weaknesses
- Below Opus on hardest analysis
Gemini 3.6 Flash — Strengths & Weaknesses
Strengths
- Fast latency
- Strong multimodal
- Large context
Weaknesses
- Pricing varies by endpoint/region
Use Case Verdicts
Enterprise Use
Gemini 3.6 Flash combines strong reasoning, tooling, and context for enterprise workloads.
Agent Workflows
Claude Sonnet 4.5 is better suited for agentic workflows with tool use and coding capability.