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aionlabs · Efficient

AionLabs: Aion 3.5 Mini

Added Sep 23, 2026

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Use in the app

A GLM-family collaborative generation model tuned for immersive roleplay and storytelling, with stronger narrative structure, tension, conflict, and nuanced mature themes.

  • Reasoning
  • Tools
Input
Text
Output
Text
Discovery tier
Efficient

Pricing

USD per 1M tokens
Input
$0.70
Output
$1.40
Cache read
$0.18

Reference prices as published by the model provider. API example

Specifications

Context window
262.1K
Max output
32.8K
Average output (7 days)
1.6K tokens
Longer than 88% of 473 models

Side by side

AionLabs: Aion 3.5 Mini compared

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

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AionLabs: Aion 3.5 MiniaionlabsThis modelAionLabs: Aion-2.0aionlabsRemove
Provideraionlabsaionlabs
Discovery tierEfficientBalanced
AddedSep 23, 2026Feb 23, 2026
Limits
Context window262.14KBest131.07K
Max output32.77K32.77K
Average output1.6K tokens631 tokens
Pricing, USD per 1M tokens
Input$0.70Best$0.80
Output$1.40Best$1.60
Cache read$0.18Best$0.20
Performance
Throughput167.2 tok/s—
Time to first token9.7 s—
Request success (24h)99.7%100.0%Best
Capabilities
ReasoningYesNo
ToolsYesYes
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
167.2 tok/s
Faster than 79% of 260 models
Time to first token
9.7 s
Quicker than 10% of 260 models
Prompt cache hits
66.6%
About $0.35 per 1M input tokens with caching
Request success (24h)
99.7%
Reliable

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.

Hourly request success · last 72 hoursLowest hour 86.6%
  • Healthy (98% or more)
  • Degraded (90–98%)
  • Down (under 90%)
  • No requests

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": "aion-labs/aion-3.5-mini",
    "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="aion-labs/aion-3.5-mini",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

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