Particle-1 is a token-efficient agentic coding model from Particle AI, post-trained on DeepSeek V4.1 Flash.
Prices update automatically — checked daily against provider list prices.
Artificial Analysis measures 40 of the 419 models tracked here — this one is not yet covered. The pricing position above is measured across the full catalog and does not depend on benchmarks.
Particle-1 is a commercial AI model by Particle AI. The specifications below are tracked automatically: pricing is refreshed daily from public list prices, so the numbers on this page reflect the current cost of using the model through its API.
Particle-1 is an AI language model from Particle AI. It is a proprietary model, available through an API.
Particle-1 is not free: it costs $0.05 per million input tokens and $0.5 per million output tokens. Open-weight alternatives can be self-hosted at no per-token cost.