Particle AI: Particle-1

particle-ai/particle-1

CHAT Mid tier ReasoningMultimodal Proprietary (API-only)

Particle AI: Particle-1 (particle-ai/particle-1) is a chat model from openrouter with a 1.0M-token context window; proprietary (API-only); capabilities tools, reasoning, vision; input image, text; output text.

1.0MContext

131.1KMax output

$0.25$ / 1M in

Pricing

Input: $0.25 / 1M tokens
Output: $1 / 1M tokens
Currency: USD
Note: Indicative US list price — verify with the vendor.

Indicative US list price — a reference only, verify with the vendor. Source: openrouter. Last verified 2026-10-30.

Specifications

Context window: 1,048,576 tokens (1.0M)
Max output: 131,072 tokens
Weights: Proprietary (API-only)
Input modalities: image text
Output modalities: text
Release date: 2026-10-28

Capabilities

tools reasoning vision

Provenance

models-devopenrouter-api

Last verified: 2026-10-30

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