Aion-RP 1.0 (8B) overview
Aion-RP 1.0 (8B) specs
- Model ID
aion-labs/aion-rp-llama-3.1-8b- Developer
- AionLabs
- Context window
- 32,768 tokens
- Max output
- 32,768 tokens
- Input
- Image, Text
- Output
- Text
- API
- OpenAI-compatible, base URL
https://api.aimlapi.com/v1
Coding and code review
Generate, debug, and review code across languages, reading whole files or repos in a single prompt.
Agentic and multi-step workflows
Reliable tool-calling and instruction-following suit agent loops that plan, call tools, and iterate.
Complex reasoning
Extended reasoning improves reliability on multi-step math, logic, and technical analysis.
Long-document analysis
Summarize and extract from contracts, papers, and reports without aggressive chunking.
Use cases
Aion-RP 1.0 (8B) is documented as suited to roleplaying and creative writing.
It is also suited to multi-turn conversations.
It is described as a fit for character-driven chat applications and persona-consistent dialogue.
It is additionally documented as useful for interactive storytelling and interactive fiction.
Capabilities
- Function calling
- Reasoning
- Streaming
- Structured outputs
- Web search
Aion-RP 1.0 (8B) API pricing
| Usage | Price | Unit |
|---|---|---|
| Input | $0.8464 | 1M tokens |
| Output | $1.69 | 1M tokens |
Prices from the AI/ML API price list, checked on Nov 4, 2026.
Aion-RP 1.0 (8B) vs other models: token prices
AI/ML API input and output rates for 5 models, per million tokens.
| Model | Input | Output |
|---|---|---|
| Aion-RP 1.0 (8B) | $0.8464 | $1.69 |
| Aion-3.5-Mini | $0.7406 | $1.48 |
| Aion-3.0-Mini | $0.7406 | $1.48 |
| Aion-3.5 | $3.17 | $6.35 |
| Aion-3.0 | $3.17 | $6.35 |
How to use the Aion-RP 1.0 (8B) API
View docsBuild with your agent
Give your agent the model details, code and documentation.
1Get your API key
Create API keyexport AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"2Make your first request
curl 'https://api.aimlapi.com/v1/chat/completions' \
-H "Authorization: Bearer $AIMLAPI_KEY" \
-H 'Content-Type: application/json' \
-d '{
"model": "aion-labs/aion-rp-llama-3.1-8b",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}'import os
import requests
headers = {
"Authorization": f"Bearer {os.environ['AIMLAPI_KEY']}",
"Content-Type": "application/json",
}
payload = {
"model": "aion-labs/aion-rp-llama-3.1-8b",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}
response = requests.post("https://api.aimlapi.com/v1/chat/completions", headers=headers, json=payload, timeout=120)
response.raise_for_status()
print(response.json())const response = await fetch("https://api.aimlapi.com/v1/chat/completions", {
method: "POST",
headers: {
Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
"Content-Type": "application/json",
},
body: JSON.stringify({
"model": "aion-labs/aion-rp-llama-3.1-8b",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}),
});
if (!response.ok) throw new Error(`HTTP ${response.status}`);
console.log(await response.json());Related articles
Aion-RP 1.0 (8B) FAQ
What is the context window of Aion-RP 1.0 (8B)?
Aion-RP 1.0 (8B) has a 32,768 tokens context window and can return up to 32,768 tokens.
What inputs and outputs does Aion-RP 1.0 (8B) support?
Aion-RP 1.0 (8B) takes image, text as input and returns text.
What is the model ID for Aion-RP 1.0 (8B)?
Use aion-labs/aion-rp-llama-3.1-8b as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.
How much does Aion-RP 1.0 (8B) cost?
Aion-RP 1.0 (8B) costs $0.8464 input and $1.69 output per 1M tokens on AI/ML API, billed as you go with no subscription.
Does Aion-RP 1.0 (8B) support streaming?
Yes, Aion-RP 1.0 (8B) can stream responses as they are generated.
Can Aion-RP 1.0 (8B) read images?
Yes, Aion-RP 1.0 (8B) accepts image input alongside text.
Does Aion-RP 1.0 (8B) support function calling and tool use?
Yes, it supports function calling, parallel tool calls, and structured outputs.

