UltraGPT
PParticle Ai
Every Particle Ai model UltraGPT can reach, kept in sync with the live catalog — pricing, context window and capabilities for each one.
1 model from Particle Ai Up to 1.05M tokens of context
1
Models tracked
1
Providers
1
Reasoning models
1
See images (vision)
1,049K
Largest context window
0
Free to run
All Particle Ai models.
Search and filter this provider's lineup — pricing per million tokens, context window, modalities, reasoning effort and independent benchmark scores where available.
1 of 1 models
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...
ReasoningTool callingVisionStreamingJSON mode
Context window1.05M tok
Max output131.1K tok
ReleasedOct 28, 2026
Knowledge cutoff—
Text + ImageText
Input$0.25 / 1M tok
Output$1 / 1M tok
Cache read$0.03 / 1M tok
Effort: max, xhigh, high, medium, low, minimal, none