Cogito v2.1 671B vs DeepSeek V3.1 Nex N1

Compare Cogito v2.1 671B from deepcogito and DeepSeek V3.1 Nex N1 from nex-agi on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Cogito v2.1 671B vs DeepSeek V3.1 Nex N1: side-by-side summary

Cogito v2.1 671B and DeepSeek V3.1 Nex N1 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.

DeepSeek V3.1 Nex N1, from nex-agi, has a 8,192-token context window and is priced by the provider serving it on OpenRouter.

Context window

Cogito v2.1 671B: 128,000 tokens
DeepSeek V3.1 Nex N1: 8,192 tokens

Price

Cogito v2.1 671B: Pricing varies by provider
DeepSeek V3.1 Nex N1: Pricing varies by provider

Provided by

Cogito v2.1 671B: deepcogito
DeepSeek V3.1 Nex N1: nex-agi

Cogito v2.1 671B vs DeepSeek V3.1 Nex N1 at a glance

Cogito v2.1 671B vs DeepSeek V3.1 Nex N1 comparison
Attribute	Cogito v2.1 671B	DeepSeek V3.1 Nex N1
Input price	Pricing varies by provider	Pricing varies by provider
Output price	Pricing varies by provider	Pricing varies by provider
Context window	128,000 tokens	8,192 tokens
Intelligence Index	Not available	Not available
Coding Index	Not available	Not available
Agentic Index	Not available	Not available
Latency (p50)	Not available	Not available
Throughput (p50)	Not available	Not available

Benchmark data updated Oct 5, 2026

Frequently asked questions

Which has the longer context window, Cogito v2.1 671B or DeepSeek V3.1 Nex N1?

Cogito v2.1 671B has the longer context window at 128,000 tokens, compared with 8,192 tokens for DeepSeek V3.1 Nex N1.

Cogito v2.1 671B vs DeepSeek V3.1 Nex N1

Cogito v2.1 671B vs DeepSeek V3.1 Nex N1

Overview