CSM 1B vs Zonos v0.1 Hybrid: side-by-side summary

CSM 1B and Zonos v0.1 Hybrid are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

CSM 1B, from sesame, has a 4,096-token context window and is priced at $7/M characters on OpenRouter.

Zonos v0.1 Hybrid, from zyphra, has a 4,096-token context window and is priced by the provider serving it on OpenRouter.

Context window

• CSM 1B: 4,096 tokens
• Zonos v0.1 Hybrid: 4,096 tokens

Price

• CSM 1B: $7/M characters
• Zonos v0.1 Hybrid: Pricing varies by provider

Provided by

• CSM 1B: sesame
• Zonos v0.1 Hybrid: zyphra

• CSM 1B model details, providers and pricing
• Zonos v0.1 Hybrid model details, providers and pricing