Models/Particle-1

Particle AI: Particle-1

particle-ai/particle-1

Particle-1 is Particle AI’s AI model, released Oct 28, 2026. It costs $0.25/M input and $1/M output tokens, and handles a 1M-token context window.

Particle-1 is a token-efficient agentic coding model from Particle AI, post-trained on DeepSeek V4.1 Flash.

Context

Input

$0.25 / 1M

Output

$1 / 1M

Released

Oct 28, 2026

Modalities

textimage→text

Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where Particle-1 lands among all models tracked on Model Beat.

No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.

Particle-1 (Particle AI) added to the tracker: $0.25/$1 per 1M, 1M context.tracked · Oct 28, 2026

What is Particle-1?

Particle-1 is a token-efficient agentic coding model from Particle AI, post-trained on DeepSeek V4.1 Flash.

Who created Particle-1?

Particle-1 is an AI model developed by Particle AI, released Oct 28, 2026.

How much does Particle-1 cost?

Particle-1's list price from Particle AI is $0.25 per million input tokens and $1 per million output tokens.

What is Particle-1's context window?

Particle-1 supports a context window of up to 1M tokens.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Oct 28, 2026.