Particle-1

Particle-1

Developer	Particle AI
Release date	October 28, 2026
Context window	1M tokens
Max output	131K tokens
Input	Text, image
Output	Text
Website	particle.ai

Part of a series on

input: $0.05
cached: $0.003
output: $0.50
Context: 1Mtokens
Released: 2w ago

Specifications

Model

Developer: Particle AI
Type: Language model
Released: October 28, 2026
Model ID: particle-ai/particle-1

Capabilities

Input → output: Text, image → Text
Max output: 131K tokens
Tokenizer: Other

Weights

Openness: Unknown

Lineage

Built on: DeepSeek V4.1 Flashfine-tuned from

Sources:OpenRouter

Metadata synced Oct 29, 2026, 7:24 PM UTC

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