Ling 3.1 Flash
Summary
Ling 3.1 Flash is a proprietary language model from Inclusionai, released on 2 Oct 2026. It accepts text and generates text, with a 262K-token context window and up to 33K output tokens per response.
Efficient model for low-latency assistance, extraction, and routine automation
Last verified 4 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | Inclusionai |
|---|---|
| Release date | 2 Oct 2026 [models.dev] |
| Status | Generally available [models.dev] |
| Weights | Proprietary (API only) [models.dev] |
| Context window | 262K (262,144 tokens) [models.dev] |
| Max output | 33K tokens [models.dev] |
| Input | Text [models.dev] |
| Output | Text [models.dev] |
| Reasoning mode | Yes [models.dev] |
| Tool calling | Yes [models.dev] |
| Structured output | No [models.dev] |
Ling 3.1 Flash API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| OpenRouter inclusionai/ling-3.1-flash | Free | Free | – | 262K | OpenRouter, 4 Oct 2026 |
| Vercel AI Gateway inclusionai/ling-3.1-flash | Free | Free | – | 262K | models.dev, 4 Oct 2026 |
| Vercel AI Gateway inclusionai/ling-3.1-flash-free | Free | Free | – | 262K | models.dev, 4 Oct 2026 |
Frequently asked questions
What is the context window of Ling 3.1 Flash?
Ling 3.1 Flash has a context window of 262,144 tokens (262K) and can generate up to 32,768 tokens in a single response, according to models.dev.
Is Ling 3.1 Flash open source?
No. Ling 3.1 Flash is a proprietary model; Inclusionai has not released its weights. It is available through APIs including OpenRouter, Vercel AI Gateway.
When was Ling 3.1 Flash released?
Inclusionai released Ling 3.1 Flash on 2 Oct 2026, according to models.dev.
Which providers offer Ling 3.1 Flash?
We track Ling 3.1 Flash on 2 providers: OpenRouter, Vercel AI Gateway.
Change history
No changes detected since we started tracking this model. We re-check every source daily.
Sources
- https://github.com/sst/models.dev/blob/dev/providers/openrouter/models/inclusionai/ling-3.1-flash.toml
- https://openrouter.ai/inclusionai/ling-3.1-flash
- https://github.com/sst/models.dev/blob/dev/providers/vercel/models/inclusionai/ling-3.1-flash.toml
- https://github.com/sst/models.dev/blob/dev/providers/vercel/models/inclusionai/ling-3.1-flash-free.toml