Particle-1
NEWParticle-ai · Proprietary · Released Oct 28, 2026 · particle-ai/particle-1
Best $0.25 in / $1.00 out via Particle AI
1.05M contextVisionToolsReasoningStructured outputPrompt caching
Available from 1 providerUSD / MTOK · PRICES 18 MINUTES AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
| PROVIDER | INPUT | OUTPUT | CACHE | CONTEXT | QUANT | TTFT | TPS | UPTIME |
|---|---|---|---|---|---|---|---|---|
| PAParticle AI1ST PARTY | $0.25 | $1.00 | $0.03 | 1.05M | — | — | — | 99.5% |
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Pricing variants · USD / MTok in / out
STANDARD
$0.25 / $1.00
per MTok in / out
CACHE READ $0.03
Recent changesRSS ↗
Oct 29, 2026model added
About
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...
Specifications
Context window1,048,576
Max output131,072
Modalities intext, image
Modalities outtext
LicenseProprietary
ReleasedOct 28, 2026
TokenizerOther
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[](https://modelindex.ai/models/particle-ai/particle-1)Sources
OpenRouter API18 minutes ago
AGGREGATORVerified 18 minutes ago · list prices, not negotiated rates.