Beam 1.0 501B A23B
Beam 1.0 501B A23B is a language model with 501B parameters from Reflection. It is currently free at 1 provider with up to 262K tokens of context.
- Developer
- Reflection
- Parameters
- 501B / 23B active
- Context
- 262K tokens
- Type
- Text
- Free since
- October 16, 2026
Where to use Beam 1.0 501B A23B for free
Each row is a separate free endpoint with its own limits.
| Provider | Context | Limit | Card | |
|---|---|---|---|---|
Nous Portal reflection/beam-1.0-501b-a23b:free |
262K | The $0 Portal plan includes free models with standard rate limits. Model availability can change. | No | Open |
Quick start
curl https://inference-api.nousresearch.com/v1/chat/completions \
-H "Authorization: Bearer $NOUS_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "reflection/beam-1.0-501b-a23b:free",
"messages": [{"role": "user", "content": "Hello!"}]
}'from openai import OpenAI
client = OpenAI(
base_url="https://inference-api.nousresearch.com/v1",
api_key="YOUR_NOUS_API_KEY",
)
reply = client.chat.completions.create(
model="reflection/beam-1.0-501b-a23b:free",
messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://inference-api.nousresearch.com/v1",
apiKey: process.env.NOUS_API_KEY,
});
const reply = await client.chat.completions.create({
model: "reflection/beam-1.0-501b-a23b:free",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(reply.choices[0].message.content);Example for Nous Portal. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.
Benchmarks
This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.
Similar free models
FAQ
Is Beam 1.0 501B A23B free?
Yes. As of October 16, 2026, Beam 1.0 501B A23B is free at Nous Portal. Each provider has its own limits — see the table above.
What is the context window of Beam 1.0 501B A23B?
The largest context among free routes is 262,144 tokens. Some providers cap it lower.
How do I call Beam 1.0 501B A23B via API?
Use any OpenAI-compatible client with base URL https://inference-api.nousresearch.com/v1, model ID reflection/beam-1.0-501b-a23b:free, and a Nous Portal key.