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Together AI

Cogito v2.1 671B API

Together AI
About

Build advanced reasoning agents with Cogito v2.1 671B, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $1.25/1M input and $1.25/1M output tokens. Access Cogito v2.1 671B via the Together AI API with up to 164K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
164K

Tokens

Input Limit
164K

Tokens

Max Output
164K

Tokens

Pricing

Standard (per 1M tokens)

Input
$1.25
Output
$1.25
Frequently Asked Questions

Cogito v2.1 671B by Together AI costs $1.25 per 1M input tokens and $1.25 per 1M output tokens.

Model Details
ID
deepcogito/cogito-v2-1-671b
Provider
Together AI
Family
cogito
Release Date
Nov 13, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/togetherai
Environment Variables
TOGETHER_API_KEY
Documentation