Claude Sonnet 5.5 vs Gemini 4 Hydrogen
Compare Claude Sonnet 5.5 from Anthropic and Gemini 4 Hydrogen from Google on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
Overview
Analysis
Claude Sonnet 5.5 vs Gemini 4 Hydrogen at a glance
| Attribute | Claude Sonnet 5.5 | Gemini 4 Hydrogen |
|---|---|---|
| Input price | $2/M tokens | $1.50/M tokens |
| Output price | $10/M tokens | $7.50/M tokens |
| Context window | 1,000,000 tokens | 1,048,576 tokens |
| Intelligence Index | 54.5 | Not available |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | 1.51 s | 1.67 s |
| Throughput (p50) | 105.0 tok/s | 139.0 tok/s |
| Provided by | Anthropic | |
| Model page | Claude Sonnet 5.5 model details, providers and pricing | Gemini 4 Hydrogen model details, providers and pricing |
Benchmark data updated
Frequently asked questions
Is Claude Sonnet 5.5 cheaper than Gemini 4 Hydrogen?
Gemini 4 Hydrogen is cheaper than Claude Sonnet 5.5 on OpenRouter: Gemini 4 Hydrogen costs $1.50/M tokens input and $7.50/M tokens output, while Claude Sonnet 5.5 costs $2/M tokens input and $10/M tokens output.
Which has the longer context window, Claude Sonnet 5.5 or Gemini 4 Hydrogen?
Gemini 4 Hydrogen has the longer context window at 1,048,576 tokens, compared with 1,000,000 tokens for Claude Sonnet 5.5.
Which is faster, Claude Sonnet 5.5 or Gemini 4 Hydrogen?
Gemini 4 Hydrogen is faster on OpenRouter, generating a median 139.0 tokens per second compared with 105.0 tokens per second for Claude Sonnet 5.5.