token.app › Compare › o3 (batch) vs Beam 1.0 501B A23B
o3 (batch) vs Beam 1.0 501B A23B
Beam 1.0 501B A23B is 4.0× cheaper per token on a blended 3:1 basis. Beam 1.0 501B A23B accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| o3 (batch) | Beam 1.0 501B A23B | |
|---|---|---|
| Provider | OpenAI | Reflection |
| Input $/1M | $1.00 | $0.250 |
| Output $/1M | $4.00 | $1.00 |
| Blended $/1M | $1.75 | $0.438 |
| Context window | 200K | 1.0M |
| Max output | 100K | 131K |
| Released | Apr 2025 | Oct 2026 |
| Licence | Proprietary | Open weights |
Choose o3 (batch) if…
- No clear advantage on the data we hold.
Choose Beam 1.0 501B A23B if…
- Costs less per token — $0.438 vs $1.75 blended
- Larger context window (1.0M)
- Open weights — self-hostable
- Newer model (released Oct 2026)
FAQ
Which is better, o3 (batch) or Beam 1.0 501B A23B?
We do not hold independently-run benchmark scores covering both o3 (batch) and Beam 1.0 501B A23B, so we make no quality claim. Their pricing and specifications are compared on this page.
Is o3 (batch) cheaper than Beam 1.0 501B A23B?
Beam 1.0 501B A23B is cheaper: $0.438 versus $1.75 per million tokens blended at 3:1 input:output. Input alone: $1.00 vs $0.250. Output alone: $4.00 vs $1.00.
What context windows do o3 (batch) and Beam 1.0 501B A23B have?
o3 (batch): 200,000 tokens. Beam 1.0 501B A23B: 1,048,576 tokens.
Who makes o3 (batch) and Beam 1.0 501B A23B?
o3 (batch) is made by OpenAI. Beam 1.0 501B A23B is made by Reflection.