Gemini 2.5 Pro vs Claude Sonnet 4.6

Side-by-side comparison of Gemini 2.5 Pro by Google and Claude Sonnet 4.6 by Anthropic on the 1vy AI gateway. Both models are accessible through a single OpenAI-compatible API key.

Pricing comparison

Gemini 2.5 ProClaude Sonnet 4.6
ProviderGoogleAnthropic
Input / 1M tokens$1.44$3.45
Output / 1M tokens$11.50$17.25

Which is cheaper?

Gemini 2.5 Pro has cheaper input tokens ($1.44/1M). Gemini 2.5 Pro has cheaper output tokens ($11.50/1M). Choose based on your workload's input/output ratio — chat/generation workloads usually favor cheaper output, while summarization/classification favors cheaper input.

One API key for both

On 1vy, switching between Gemini 2.5 Pro and Claude Sonnet 4.6 is a one-parameter change in your OpenAI SDK call. No separate provider accounts, no separate billing. Sign up at 1vy.ai/register for $1 free credit to test both models.

More comparisons: Gemini 2.5 Pro details · Claude Sonnet 4.6 details · full catalog