Particle-1
Paid only$0.25 input / $1 output per 1M tokens…
Coding model post-trained on DeepSeek V4.1 Flash to use fewer tokens per task, on an OpenAI-compatible API with 1M context.
- Free tier
- No free tier listed (pay-per-token API)
- Paid from
- $0.25 input / $1 output per 1M tokens ($0.03 cached input) [official, Oct 29]
- Official site
- https://particle.ai/blog/introducing-particle-1
- Last checked
Quick answers
- Is Particle-1 free?
- No free tier listed (pay-per-token API). Checked Oct 29, 2026.
- How much does Particle-1 cost?
- Paid plans start at $0.25 input / $1 output per 1M tokens ($0.03 cached input). Source: the vendor's own pricing page, checked Oct 29, 2026.
- What are good Particle-1 alternatives?
- Cursor: from $8/mo Plus (Grok models only); $30/mo Premium. Claude Code: from $17/mo annual, $20 monthly via Claude Pro. GitHub Copilot: from $10/mo Pro.
Listed for
- AI coding assistant (Alt)
Alternatives worth checking
- Cursor: Leading AI IDE with cloud agents. From $8/mo Plus (Grok models only); $30/mo Premium (checked Oct 29, 2026).
- Claude Code: Terminal coding agent. From $17/mo annual, $20 monthly via Claude Pro (checked Oct 29, 2026).
- GitHub Copilot: Works in your existing editor. From $10/mo Pro (checked Oct 28, 2026).
Last checked:
How we check: every price and free tier on this page comes from the vendor's own pricing page, with the date we checked it. If we can't verify something, we say so. Found a wrong price? Email info@usethissi.com and we fix it within 24 hours.