Mistral AI · deprecated

Leanstral 1.5

Leanstral 1.5 is attributed to Mistral AI in the catalog. It accepts text and image input and produces text output. Reported capabilities include reasoning, tool calling, and structured output.

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Report an error Model and price history

Modalities

Hosted provider token rates

$0 / $0

USD per 1M input / output tokens · Requesty

Context

262K

Released

2026-06-30

Knowledge cutoff

Unknown

No recent lab-operated provider rate is available. Showing the third-party host with the lowest input rate + ¼ output rate. This is one offering, not an average; other providers, modalities, tiers, and fees may differ.

Where to use it

2 observed offerings · token prices in USD per million where available

Estimate your workload cost

Mistral

labs-leanstral-1-5-1

deprecated

Input

Output

Cache

—

Context

262K

Max output

128K

Reasoning: Yes
Tool calling: Yes
Structured output: Yes
Temperature: Yes

Not a current offering

Requesty

leanstral-1-5

current

Input

Output

Cache

—

Context

262K

Max output

33K

Reasoning: Yes
Tool calling: Yes
Structured output: Yes
Temperature: Unknown

Recent price

Limits and capabilities reflect each provider’s listed offering. Unknown means support was not reported.

Provider / API ID	Status	Context	Max output	Input	Output	Cache read	Reasoning	Tools	Structured	Temperature
Mistral labs-leanstral-1-5-1	deprecatedNot a current offering	262K	128K	$0	$0	—	Yes	Yes	Yes	Yes
Requesty leanstral-1-5	currentRecent price	262K	33K	$0	$0	—	Yes	Yes	Yes	Unknown

Capabilities and limits

Input: text, image
Output: text
Max output: 128K
Weights: Open (source-reported)
Release: 2026-06-30
Knowledge cutoff: Unknown
Family: leanstral

Reasoning · Tool calling · Structured output · Vision

Provider-specific limits and support can differ.

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Models to compare

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Model and price history

Latest recorded change: source refresh · 2026-10-22

Model changes (1)

source refresh · 2026-10-22

{
  "before": {
    "supports_reasoning": false
  },
  "after": {
    "supports_reasoning": true
  }
}

Price history (73 observations)

Date	Provider	Input / output
2026-11-02	Mistral	$0 / $0
2026-11-02	Requesty	$0 / $0
2026-11-01	Mistral	$0 / $0
2026-11-01	Requesty	$0 / $0
2026-10-31	Mistral	$0 / $0
2026-10-31	Requesty	$0 / $0
2026-10-30	Mistral	$0 / $0
2026-10-30	Requesty	$0 / $0
2026-10-29	Mistral	$0 / $0
2026-10-29	Requesty	$0 / $0
2026-10-28	Mistral	$0 / $0
2026-10-28	Requesty	$0 / $0
2026-10-27	Mistral	$0 / $0
2026-10-27	Requesty	$0 / $0
2026-10-27	Mistral	$0 / $0
2026-10-27	Requesty	$0 / $0
2026-10-27	Mistral	$0 / $0
2026-10-27	Requesty	$0 / $0
2026-10-27	Mistral	$0 / $0
2026-10-27	Requesty	$0 / $0
2026-10-26	Mistral	$0 / $0
2026-10-26	Requesty	$0 / $0
2026-10-25	Mistral	$0 / $0
2026-10-25	Requesty	$0 / $0
2026-10-24	Mistral	$0 / $0
2026-10-24	Requesty	$0 / $0
2026-10-24	Mistral	$0 / $0
2026-10-24	Requesty	$0 / $0
2026-10-24	Mistral	$0 / $0
2026-10-24	Requesty	$0 / $0
2026-10-23	Mistral	$0 / $0
2026-10-23	Requesty	$0 / $0
2026-10-23	Mistral	$0 / $0
2026-10-23	Requesty	$0 / $0
2026-10-23	Mistral	$0 / $0
2026-10-23	Requesty	$0 / $0
2026-10-23	Mistral	$0 / $0
2026-10-23	Requesty	$0 / $0
2026-10-23	Mistral	$0 / $0
2026-10-23	Requesty	$0 / $0
2026-10-22	Mistral	$0 / $0
2026-10-22	Requesty	$0 / $0
2026-10-21	Mistral	$0 / $0
2026-10-21	Requesty	$0 / $0
2026-10-20	Mistral	$0 / $0
2026-10-20	Requesty	$0 / $0
2026-10-19	Mistral	$0 / $0
2026-10-19	Requesty	$0 / $0
2026-10-18	Mistral	$0 / $0
2026-10-18	Requesty	$0 / $0
2026-10-17	Mistral	$0 / $0
2026-10-17	Requesty	$0 / $0
2026-10-12	Mistral	$0 / $0
2026-10-12	Requesty	$0 / $0
2026-10-12	Mistral	$0 / $0
2026-10-12	Requesty	$0 / $0
2026-10-11	Mistral	$0 / $0
2026-10-11	Requesty	$0 / $0
2026-10-10	Mistral	$0 / $0
2026-10-10	Requesty	$0 / $0
2026-10-09	Mistral	$0 / $0
2026-10-09	Requesty	$0 / $0
2026-10-09	Mistral	$0 / $0
2026-10-09	Requesty	$0 / $0
2026-10-08	Mistral	$0 / $0
2026-10-08	Requesty	$0 / $0
2026-10-07	Requesty	$0 / $0
2026-09-22	Requesty	$0 / $0
2026-09-21	Requesty	$0 / $0
2026-09-20	Requesty	$0 / $0
2026-09-19	Requesty	$0 / $0
2026-09-18	Requesty	$0 / $0
2026-09-17	Requesty	$0 / $0