Particle Ai · Model identity
Particle-1
Particle-1 is a token-efficient agentic coding model from Particle AI, post-trained on DeepSeek V4.1 Flash. It is suited for software engineering work such as terminal workflows, codebase changes, and data...
1pricing route
What published route metadata supports
CachingReasoningStructured outputTool useVision
Input modalities
ImageText
Supported API parameters
frequency_penaltyinclude_reasoninglogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2026-10-28
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
Could this workload cost less?Compare Particle-1 with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterStandard | particle-ai/particle-1 | $0.1 | $0.003 | $1 | 1.05M | OpenRouter API ↗ |
1 verified price change since Aug 26, 2026
1 route availability change recorded. No earlier prices are inferred.
Input / 1M$0.1Oct 29, 2026 → Oct 30, 2026
- Oct 30, 2026OpenRouter · Standard
Input $0.25 → $0.1 · Cached input $0.03 → $0.003
- Oct 29, 2026OpenRouter · Standard
New pricing route added