---
id: "unbiased/pareto-26.9"
also: ["unbiased/pareto-26.9-20260917"]
card_usd_per_m: "2.5 in, 7.5 out, at unbiased"
cheapest_list_usd_per_m: "2.5 in, 7.5 out, at unbiased on openrouter"
cheapest_effective_usd_per_m: "0.7257 in, 7.4985 out, at unbiased on openrouter"
context: 262144
max_output: 131072
input: ["text", "image"]
output: ["text"]
released: "2026-10-13"
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["max_tokens", "response_format", "temperature", "tool_choice", "tools", "top_p"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 1
trains: 0
retains_prompts: 1
---
# Pareto 26.9

Pareto is a multimodal composite model built for research, coding, and agentic workflows, while delivering frontier-level performance across a broad range of general-purpose tasks.