The short version
- Suhail Doshi's Particle Launches 'Particle-1' Post-Trained on DeepSeek V4.1 Flash (Company: Particle (particle.ai, founded by Mixpanel creator Suhail Doshi); Base Architecture: Post-trained on top of DeepSeek V4.1 Flash).
- Why Cutting Output Tokens by 45% Directly Lowers IDE Agent Latency and Cost (Efficiency Claim: Matches coding benchmark accuracy with ~45% fewer output tokens).
- Testing Particle-1 via OpenRouter and the Vercel AI Gateway (Live Gateways: OpenRouter, Vercel AI Gateway, and particle.ai).
At a glance
| Company | Particle (particle.ai, founded by Mixpanel creator Suhail Doshi) |
|---|---|
| Base Architecture | Post-trained on top of DeepSeek V4.1 Flash |
| Efficiency Claim | Matches coding benchmark accuracy with ~45% fewer output tokens |
| Live Gateways | OpenRouter, Vercel AI Gateway, and particle.ai |
| Category | AI & Models |
| Creator / publisher | Suhail |
| Official link | particle.ai ↗ |
| Heat | 🔥 412.8K Heat |
| Announced | |
| Data updated |
Suhail Doshi's Particle Launches 'Particle-1' Post-Trained on DeepSeek V4.1 Flash
Mixpanel founder Suhail Doshi's new AI company, Particle (particle.ai), released its debut coding model Particle-1: post-trained on top of DeepSeek V4.1 Flash, it claims matching coding benchmark accuracy while generating roughly 45% fewer output tokens.
Why Cutting Output Tokens by 45% Directly Lowers IDE Agent Latency and Cost
Because output tokens drive both latency and API cost in interactive IDE agents, cutting verbose chain-of-thought and boilerplate explanations by nearly half translates directly into faster diffs and lower per-task bills.
Testing Particle-1 via OpenRouter and the Vercel AI Gateway
Particle-1 is live on OpenRouter and the Vercel AI Gateway, and developers can also inspect benchmark details on particle.ai.
FAQ
What are the key architectural specs and performance highlights of Particle-1 Coding Model?
Company: Particle (particle.ai, founded by Mixpanel creator Suhail Doshi); Base Architecture: Post-trained on top of DeepSeek V4.1 Flash; Efficiency Claim: Matches coding benchmark accuracy with ~45% fewer output tokens. Because output tokens drive both latency and API cost in interactive IDE agents, cutting verbose chain-of-thought and boilerplate explanations by nearly half translates directly into faster diffs and lower per-task bills.
Where can developers and creators access and test Particle-1 Coding Model?
Live Gateways: OpenRouter, Vercel AI Gateway, and particle.ai. Particle-1 is live on OpenRouter and the Vercel AI Gateway, and developers can also inspect benchmark details on particle.ai.





