Cracked AI Engineering

GLM 4.5

Fireworks AIOpen Weights

The GLM 4.5 AI model by Fireworks AI offers developers a powerful tool with a context window of 131,072 tokens and advanced reasoning capabilities. With text input, function calling, and open weights, this model is ideal for tackling complex tasks requiring deep understanding and large-scale processing. Priced competitively at $0.55/M input and $2.19/M output tokens, the GLM 4.5 is a cost-effective solution for developers seeking high-performance AI models.

Key Specifications

Context Window

131K tokens

Max Output Tokens

131K tokens

Input Pricing

$0.55

per million tokens

Output Pricing

$2.19

per million tokens

Capabilities

  • Text Generation
  • Function Calling
  • Advanced Reasoning

Additional Details

Provider
Fireworks AI
Release Date
July 29, 2025
Advanced Reasoning
Supported
Supported Input Types
text

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