Claude 3.5 Sonnet vs Gemini 2.5 Pro: API Pricing, Context & Automation ROI
Switching from Claude 3.5 Sonnet to Gemini 2.5 Pro cuts token costs by 65% on compatible workflows. Compare exact token pricing and speed below.
Side-by-Side Technical & Cost Comparison
| Metric | Claude 3.5 Sonnet (Anthropic) | Gemini 2.5 Pro (Google) |
|---|---|---|
| Input Cost (per 1M tokens) | $3.000 | $1.250 |
| Cached Input Cost (per 1M) | $0.300 | $0.310 |
| Output Cost (per 1M tokens) | $15.00 | $5.00 |
| Max Context Window | 200,000 tokens | 2,000,000 tokens |
| Throughput Speed | ~85 tokens/sec | ~95 tokens/sec |
| Monthly Cost (1,000 runs/day) | $495.00 / month | $183.75 / month |
| Best Automation Use Case | B2B copywriting, nuanced executive reports, complex code generation, and autonomous computer-use workflows. | Analyzing entire codebases, 500-page PDF legal contracts, video/audio ingestion, and deep research pipelines. |
When to Choose Claude 3.5 Sonnet
B2B copywriting, nuanced executive reports, complex code generation, and autonomous computer-use workflows.
- 90% prompt caching discount
- Human-like natural prose
- Industry-leading coding benchmark
- Low hallucination rate
When to Choose Gemini 2.5 Pro
Analyzing entire codebases, 500-page PDF legal contracts, video/audio ingestion, and deep research pipelines.
- Massive 2M token context
- 50%+ cheaper than GPT-4o
- Native video & audio understanding
- Context caching support
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