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Ant Group

Ling 3.1 Flash

Benchmarks, price, context and versions

Also searched as

Ling-3.1-Flash

Direct answer: Ling 3.1 Flash is a model from Ant Group. 94.8% on GPQA Diamond (OpenRouter), per OpenRouter Benchmarks. On OpenRouter, US$ 0.045 per 1 million input tokens and US$ 0.14 per 1 million output tokens.

✓ Good for

  • technical reasoning as the model appears through the API (#6 of 135 on GPQA Diamond (OpenRouter))
  • agents that follow rules and use tools (#6 of 131 on τ-bench Verified (airline))
  • high-volume use (input price in the cheapest 25% on OpenRouter)
  • very long documents or code (a window of 1 million tokens or more, according to OpenRouter)

✕ Not the best for

  • Not enough data in the open sources this section uses to build this block.

This block follows a rule of this section, using source data: if the model is in the top 25% of the metric, the item goes under "Good for"; if it is in the bottom half, it goes under "Not the best for". The middle band appears in neither. Price and context use OpenRouter; scores use Epoch AI or OpenRouter Benchmarks, in the latest version we checked.

Benchmarks

τ-bench Verified (airline)

?
79.3%

highest score on this metric 82%

6º / 131 · OpenRouter Benchmarks, latest version we checked

Key specs

Origin
China
Family
Ling Flash provisional data
Weights?
undisclosed
License
no data
Input US$/1M?
US$ 0.045
Output US$/1M
US$ 0.14
Context?
1,000,000 tokens
Parameters
no data
Input
text
OpenRouter usage?
no data
Downloads (30 days)?
no data
Use cases provisional data
Text Agents
Dates in sources
  • 2026, listed on OpenRouter

Version history

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch.

FAQ

What is Ling 3.1 Flash?

Ling 3.1 Flash is a model from Ant Group, with undisclosed weights, used for text, agents.

How much does Ling 3.1 Flash cost?

On OpenRouter, US$ 0.045 per 1 million input tokens and US$ 0.14 per 1 million output tokens.

What is the context window of Ling 3.1 Flash?

1,000,000 tokens, per OpenRouter.

Is Ling 3.1 Flash open source?

No data in open sources.

What is Ling 3.1 Flash's GPQA Diamond (OpenRouter) score?

94.8% on GPQA Diamond (OpenRouter), per OpenRouter Benchmarks.

Is Ling 3.1 Flash good for coding?

No data: there is no SWE-bench Verified measurement for it in open sources.

Who made Ling 3.1 Flash?

It was made by Ant Group, a lab from China.

provisional data Questions under review: Semrush had no API balance during collection. Answers use source data only.

Models from Ant Group

See lab

Sources

  • OpenRouter, dados públicos da API; exports de benchmarks e rankings em CC BY 4.0, latest version we checked.
  • OpenRouter Benchmarks, CC BY 4.0, latest version we checked.

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch. Family and version were grouped by rule from the name.