Mistral · Open weights

The Drummer Cydonia 24B v4.3

Added Dec 25, 2025Open weights

Use in the app

Cydonia 24B v4.3 continues TheDrummer's Cydonia series with updated tuning on Mistral Small and a 128K context window.

Input: Text
Output: Text
Discovery tier: Open weights

Pricing

USD per 1M tokens

Input: $0.12
Output: $0.15

Reference prices as published by the model provider. API example

Specifications

Context window: 131.1K
Max output: —
Average output (7 days): 231 tokens; Longer than 25% of 465 models

Side by side

The Drummer Cydonia 24B v4.3 compared

Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.

Limits
	The Drummer Cydonia 24B v4.3MistralThis model	The Drummer Cydonia 24B v2MistralRemove
Provider	Mistral	Mistral
Discovery tier	Open weights	Open weights
Added	Dec 25, 2025	Feb 17, 2025
Context window	131.07KBest	32.77K
Average output	231 tokens	230 tokens
Pricing, USD per 1M tokens
Input	$0.12	$0.10Best
Output	$0.15	$0.12Best
Performance
Throughput	26.5 tok/s	—
Time to first token	2.1 s	—
Request success (24h)	63.9%	—
Capabilities
Reasoning effort	—	—

Public evaluations

Benchmarks

There are no public benchmark results for these models yet.

Live routing data

Performance and reliability

Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.

Throughput: 26.5 tok/s; Faster than 17% of 250 models
Time to first token: 2.1 s; Quicker than 76% of 250 models
Prompt cache hits: 0.7%
Request success (24h): 63.9%

Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart

curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "TheDrummer/Cydonia-24B-v4.3",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'

import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="TheDrummer/Cydonia-24B-v4.3",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

Mistral

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