Particle AI: Particle-1 (particle-ai/particle-1) costs $0.05 per 1M prompt tokens and $0.5 per 1M completion tokens, has a 1,048,576-token context window, and supports tool calling, structured outputs, reasoning and response format. Data updated 2026-10-30.
- Prompt price
- $0.05 / 1M tokens
- Completion price
- $0.5 / 1M tokens
- Context
- 1,048,576 tokens
- Input modalities
- text, image
- Output modalities
- text
- Tokenizer
- Other
- Instruct type
- —
- Knowledge cutoff
- —
- Hugging Face
- —
Last price change: 2026-10-30
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...