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Particle AI: Particle-1 (free)

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...

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Specification
Model ID
particle-ai/particle-1:free
Weight license
Not verified; consult the exact publisher model card
Modality
Text+image >text
Context
1.0M tokens
Input
$0/1M
Output
$0/1M
Updated
Nov 13, 2026
Scores
Capabilities
  • Supports tool calling
  • Supports vision inputs
  • Supports long-context workflows
  • Supports deeper reasoning tasks

Input and output

Accepts Text, Image inputs. Returns Text outputs.

Supported parameters

frequency_penaltyinclude_reasoninglogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

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