Cogito v2.1 671B vs Kimi K2 0905: side-by-side summary

Cogito v2.1 671B and Kimi K2 0905 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Cogito v2.1 671B, from deepcogito, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.

Kimi K2 0905, from moonshotai, has a 262,144-token context window and is priced at $0.60/M tokens input, $2.50/M tokens output on OpenRouter.

Context window

• Cogito v2.1 671B: 128,000 tokens
• Kimi K2 0905: 262,144 tokens

Price

• Cogito v2.1 671B: Pricing varies by provider
• Kimi K2 0905: $0.60/M tokens input, $2.50/M tokens output

Provided by

• Cogito v2.1 671B: deepcogito
• Kimi K2 0905: moonshotai

• Cogito v2.1 671B model details, providers and pricing
• Kimi K2 0905 model details, providers and pricing