Beam 1.0 501B A23B vs GLM 5.3 Flash
Price, context window & benchmark comparison
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Verdict: GLM 5.3 Flash is 31.4× cheaper than Beam 1.0 501B A23B on a typical 3:1 input/output mix.
| Beam 1.0 501B A23B | GLM 5.3 Flash | |
|---|---|---|
| Input price / 1M | $0.25 | $0.013 |
| Output price / 1M | $1.00 | $0.0168 |
| Blended price (3:1) | $0.44 | $0.014 |
| Cached input / 1M | $0.05 | $0.0119 |
| Context window | 1M | 1M |
| Max output | 131K | 944K |
| Intelligence index | — | 27.8 |
| Coding index | — | 71.5 |
| Providers | — | 40 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | No | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-10-16 | 2026-08-26 |
| Retirement | — | — |
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FAQ
Which is cheaper, Beam 1.0 501B A23B or GLM 5.3 Flash?
GLM 5.3 Flash is 31.4× cheaper than Beam 1.0 501B A23B on a typical 3:1 input/output mix.
Beam 1.0 501B A23B vs GLM 5.3 Flash: which has a bigger context window?
Beam 1.0 501B A23B: 1,048,576 tokens. GLM 5.3 Flash: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Beam 1.0 501B A23B ≈ $1,000, GLM 5.3 Flash ≈ $34.40.
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