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Cortecs

Apertus 70B API

Cortecs
About

Build advanced reasoning agents with Apertus 70B, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $1.39/1M input and $2.23/1M output tokens, native tool calling support, open weights architecture. Access Apertus 70B via the Cortecs API with up to 66K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsOpen
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
66K

Tokens

Input Limit
66K

Tokens

Max Output
66K

Tokens

Pricing

Standard (per 1M tokens)

Input
$1.39
Output
$2.23
Frequently Asked Questions

Apertus 70B by Cortecs costs $1.39 per 1M input tokens and $2.23 per 1M output tokens.

Model Details
ID
apertus-70b
Provider
Cortecs
Family
Release Date
Sep 2, 2025
Knowledge Cutoff
Sep 1, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
CORTECS_API_KEY
API Base URL
https://api.cortecs.ai/v1
Documentation