Gemini 2.5 Flash Image Preview (Nano Banana) vs E5-Base-v2: side-by-side summary

Gemini 2.5 Flash Image Preview (Nano Banana) and E5-Base-v2 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Gemini 2.5 Flash Image Preview (Nano Banana), from Google, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.

E5-Base-v2, from intfloat, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.

Context window

• Gemini 2.5 Flash Image Preview (Nano Banana): 32,768 tokens
• E5-Base-v2: 512 tokens

Price

• Gemini 2.5 Flash Image Preview (Nano Banana): Pricing varies by provider
• E5-Base-v2: $0.005/M tokens

Provided by

• Gemini 2.5 Flash Image Preview (Nano Banana): Google
• E5-Base-v2: intfloat

• Gemini 2.5 Flash Image Preview (Nano Banana) model details, providers and pricing
• E5-Base-v2 model details, providers and pricing