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Particle-1 API pricing
As of October 29, 2026, Particle AI Particle-1 costs $0.25 per million input tokens and $1.00 per million output tokens, the median of 1 providers on OpenRouter, with cached input at $0.03 per million.
Particle-1 benchmarks and specs · Every Particle-ai model's price
- Input, per million tokens$0.25
- Output, per million tokens$1.00
- Cached input, per million$0.03
- Context window1.05M tokens
- Max output131K tokens
- Output speedNot measured
What a request costs
Three fixed token mixes at the list price, without cache or batch discounts. For a whole month, use the calculator.
| Workload | Tokens | One request | 1,000 requests | Fits the context window |
|---|---|---|---|---|
| Chat turn | 1K input + 500 output tokens | $0.0008 | $0.750 | Yes |
| Repository review | 50K input + 3K output tokens | $0.015 | $15.50 | Yes |
| Agent loop | 200K input + 10K output tokens | $0.060 | $60.00 | Yes |
| Solved coding task | One SWE-bench Verified attempt, divided by the share that succeed | Not computable | Not computable |
Price history
The price of Particle-1 here is the median across 1 providers on OpenRouter, so we do not track price changes for it.
Cheaper models as good as Particle-1
Particle-1 has no overall or coding score, so we make no quality claim against it.
Particle-1 pricing questions
- How much does Particle-1 cost per million tokens?
- $0.25 per million input tokens and $1.00 per million output tokens, as listed on OpenRouter on October 29, 2026.
- Does Particle-1 support prompt caching?
- Yes. OpenRouter lists cached input at $0.03 per million tokens, against $0.25 for uncached input.
- Has the price of Particle-1 changed?
- The price of Particle-1 here is the median across 1 providers on OpenRouter, so we do not track price changes for it.