All models
Particle Ai
Particle-1 fast
particle-ai/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...
Input / 1M
$0.050
USD per million tokens
Output / 1M
$0.50
USD per million tokens
Est. cost / token
$0.000000163
$0.16 per 1M, 3:1 mix
Context window
1.05M
max output 131K
Major features
VisionCachingReasoningJSON schemaTools
Task suitability (heuristic 1–5, not a benchmark)
- coding3
- reasoning3
- math3
- summarization4
- extraction4
- classification4
- chat3
- creative3
- translation4
- vision3
- long context5
- agentic3
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $0.050 | $0.50 | $0.003 | openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $0.050
- Output
- $0.50
- Cached input
- $0.003
- Blended (3:1)
- $0.16
Details
- Company
- Particle Ai
- Version
- 1
- Family
- Particle
- Released
- 2026-10-28
- Parameters
- Undisclosed
- Max output
- 131K
- Open weights
- No
- Inputs
- image, text
- Last synced
- 46 min ago