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Aion 3.5

Tools
aion-labs/aion-3.5

Text · 262K context · Sep 2026 · 5 upstreams

Aion 3.5 is a reasoning model from Aion Labs built on the GLM family of models. Several specialized models contribute to each response, which gives stronger narrative structure, tension and conflict and a more nuanced treatment of mature and darker themes, so it suits fiction writing. 262,144-token context.

Needs your own keyTo use Aion 3.5, add your Aion Labs key, or a key from another provider that serves it. AnyRouter adds no fee.
context
262K
input / 1M (list)
$3.00
output / 1M (list)
$6.00
routes
5
speed, 24h
—

Upstreams

5
  1. 1AionLabsYour keynot addedBilled to your key
  2. 2Nous ResearchYour keynot addedBilled to your key
  3. 3InfronYour keynot addedBilled to your key
  4. 4AI/ML APIYour keynot addedBilled to your key
  5. 5OpenRouterYour keynot addedBilled to your key

Quick start

curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "aion-labs/aion-3.5",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'

Details

Owner
Aion Labs
Kind
Chat
Released
Sep 2026
Context
262K
Data policy
Provider retention
Endpoint
/api/v1/chat/completions