Pareto 26.9
Summary
Pareto 26.9 is a language model from Unbiased, released on 13 Oct 2026. It accepts text and images and generates text, with a 262K-token context window and up to 131K output tokens per response. As of 17 Oct 2026, the lowest listed API price is $2.50 per million input tokens and $7.50 per million output tokens (OpenRouter), across 1 provider we track.
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.
Last verified 17 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | Unbiased |
|---|---|
| Release date | 13 Oct 2026 [OpenRouter] |
| Status | Generally available |
| Context window | 262K (262,144 tokens) [OpenRouter] |
| Max output | 131K tokens [OpenRouter] |
| Input | Text and images [OpenRouter] |
| Output | Text [OpenRouter] |
| Reasoning mode | No [OpenRouter] |
| Tool calling | Yes [OpenRouter] |
| Structured output | No [OpenRouter] |
Pareto 26.9 API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| OpenRouter unbiased/pareto-26.9 | $2.50 | $7.50 | $0.25 | 262K | OpenRouter, 17 Oct 2026 |
Frequently asked questions
What is the context window of Pareto 26.9?
Pareto 26.9 has a context window of 262,144 tokens (262K) and can generate up to 131,072 tokens in a single response, according to OpenRouter.
How much does the Pareto 26.9 API cost?
Pareto 26.9 is listed from $2.50 per million input tokens and $7.50 per million output tokens (OpenRouter). Prices last verified 17 Oct 2026.
When was Pareto 26.9 released?
Unbiased released Pareto 26.9 on 13 Oct 2026, according to OpenRouter.
Change history
- Added to the directory
- Now listed on OpenRouter